Note:  The data provided on this page are "unofficial".  The National Climatic Data Center is the official source for climate data. If you have any questions, they may be directed to:  Webmaster  or call (906) 475-5212.

Elevation: 1430 Feet above Sea Level
Location: Gogebic-Iron Waste Water Treatment Plant
Period for Records: 1902 to present
Period for Normals: 1971-2000

 

Ironwood 1902 to 2002 Annual Averages 

Year MaxT MinT  T    HDD   CDD  Prec    Snow

1902 48.6 32.2 39.8  8712  156  21.99   42.9

1903 49.0 30.1 39.5  9348  136  33.23  105.8

1904 47.2 28.2 37.5  9929  137  31.28  117.7

1905 49.8 30.5 40.1  8937  177  29.27   58.2

1906 50.9 32.4 41.6  8746  358  34.15   85.4

1907 48.1 27.6 37.8  9978  150  17.75   94.8

1908 54.2 33.1 43.6  7510  351  29.99  110.5

1909 49.6 31.4 40.5  9102  294  52.66  181.0

1910 53.7 33.1 43.4  7364  385  20.04   77.0

1911 52.8 33.8 43.3  7403  351  30.71  101.0

1912 48.8 28.7 38.7  9719  262  29.94   63.0

1913 51.3 30.8 40.9  8815  313  36.20   80.0

1914 50.0 30.6 40.4  9144  274  37.00   93.0

1915 49.8 31.5 40.7  8900  111  36.21   88.0

1916 48.0 28.7 38.4 10029  400  41.66   96.0

1917 44.4 26.3 35.4 10824  153  35.14  135.0

1918 49.1 30.2 39.6  9270  138  25.78   77.0

1919 48.7 30.8 39.8  9263  296  31.26  102.0

1920 49.2 30.6 39.9  9287  197  32.58  131.0

1921 51.6 33.9 42.8  8478  448  34.47   93.0

1922 52.2 32.3 42.3  8417  382  36.55   97.0

1923 53.2 32.1 42.6  8294  375  38.30  104.0

1924 49.0 29.5 39.2  9366  156  39.86   92.8

1925 52.1 31.4 41.8  8824  428  19.99   65.7

1926 49.3 29.5 39.4  9405  208  46.09  130.5

1927 49.9 30.3 40.1  8740  209  35.05  150.6

1928 50.5 31.3 40.9  8863  190  37.47  125.3

1929 49.6 29.5 39.5  9531  360  32.18  192.5

1930 53.2 32.6 42.9  8394  403  31.21  126.6

1931 56.4 36.3 46.4  7274  573  36.36   72.1

1932 51.5 30.9 41.2  8966  346  33.86  145.5

1933 51.8 30.7 41.2  8997  427  33.49  163.8

1934 51.7 30.9 41.3  8712  337  31.90  142.4

1935 50.0 30.9 40.4  9274  392  41.36  153.1

1936 49.4 29.1 39.2  9807  466  29.77  150.0

1937 50.0 30.1 40.1  9548  533  39.23  169.5

1938 52.4 33.1 42.8  8334  319  35.31  114.6

1939 55.7 31.9 43.8  8082  473  35.38  148.7

1940 51.0 30.1 40.6  9248  394  36.37  169.5

1941 54.3 33.5 43.9  8134  521  43.10  116.5

1942 52.5 31.1 41.8  8615  291  51.52  173.5

1943 52.2 30.2 41.2  8246  352  35.73  145.0

1944 52.6 33.1 42.9  8373  387  41.98  141.7

1945 50.7 30.2 40.4  9139  254  40.51  147.0

1946 53.6 32.0 42.8  8335  334  36.15   80.0

1947 51.6 31.2 41.4  8916  579  27.03  108.3

1948 53.9 30.5 42.2  8696  447  24.49  106.2

1949 53.9 32.6 43.3  8268  500  35.20  111.1

1950 49.0 27.9 38.5  9785  191  31.19  173.1

1951 49.2 30.7 40.0  9101  189  40.71  143.2

1952 54.0 33.4 43.7  8120  449  31.79  104.6

1953 53.1 33.7 43.0  7777  393  39.72  119.8

1954 51.2 31.6 41.3  8762  265  42.86   90.1

1955 49.8 28.8 38.9  6876  225  28.69  107.4

1956 51.8 30.6 41.3  8786  219  30.73  109.1

1957 51.9 30.1 41.1  8923  330  30.33  133.7

1958 51.4 30.2 40.8  8958  216  30.92  107.7

1959 51.3 30.4 40.8  9138  453  31.68  119.0

1960 51.2 30.1 40.6  9141  307  38.29  132.5

1961 52.7 31.4 42.0  8616  355  30.57  115.4

1962 51.0 30.6 40.8  8977  233  33.00  139.4

1963 52.1 30.5 41.3  8925  368  26.02  132.4

1964 53.1 30.5 41.8  8774  375  37.19  195.6

1965 48.0 27.0 37.5  9283  158  34.32  172.0

1966 50.7 29.9 40.3  9341  430  34.59  194.2

1967 50.6 29.3 40.0  9229  190  39.28  230.2

1968 52.2 31.5 41.9  8693  313  41.39  195.2

1969 51.8 30.5 41.2  8912  345  28.31  163.4

1970 52.3 29.9 41.1  9169  533  30.86  152.1

1971 50.2 29.5 39.3  9148  268  36.72  215.8

1972 49.3 27.5 38.4  9905  281  40.70  208.5

1973 50.7 30.7 40.4  8296  258  32.64  121.0

1974 49.2 27.9 38.5  9676  207  35.52  129.5

1975 50.8 29.2 40.0  9330  301  32.98  190.0

1976 49.8 26.5 38.1  9996  314  27.43  265.2

1977 50.6 29.5 40.1  9141  236  39.41  167.8

1978 49.6 27.6 38.6  9804  268  30.87  160.0

1979 48.1 26.0 37.0 10279  166  33.20  153.8

1980 46.1 25.1 34.4  9078  126  36.34  138.6

1981 51.4 28.5 40.0  9254  206  35.39  180.2

1982 48.7 27.0 37.9  9968  162  46.08  206.4

1983 50.6 29.7 40.2  9400  431  35.33  187.6

1984 51.2 29.0 40.1  9248  227  29.59  126.4

1985 49.4 28.4 39.0  9327  165  42.46  218.3

1986 50.9 31.1 41.0  8912  240  32.04  124.5

1987 54.2 33.7 43.9  7979  372  31.18  126.1

1988 51.5 30.0 40.7  8511  451  26.97  167.3

1989 47.8 26.5 37.2 10283  232  31.25  279.4

1990 50.9 30.4 40.6  8982  187  30.26  115.2

1991 49.8 30.1 39.9  9347  294  42.20  174.6

1992 47.8 29.2 38.5  9668   71  33.36  178.0

1993 47.3 28.5 37.9  9962  177  33.05  143.0

1994 49.1 29.2 39.1  9528  172  31.15  131.3

1995 48.1 29.4 38.8  9834  356  33.03  238.2

1996 46.2 26.6 36.4 10586  200  43.66  292.5

1997 48.4 29.4 38.9  9627  194  30.59  243.8

1998 54.1 35.2 44.6  7724  387  32.09  106.2

1999 51.8 32.3 42.1  8609  329  36.61  145.9

2000 50.4 30.8 40.6  9009  168  31.39  244.6

2001 52.1 32.7 42.4  8530  377  37.10  267.2

2002 49.6 31.2 40.4  9286  398  46.22  220.8





1971 to 2000 

AVG  49.8 29.1 39.4  9470  251  34.52  179.5

________________________________________________________________________

... January Normals ...
Avg Max Temperature: 19.6	Avg Heating Degree Days: 1708
Avg Min Temperature: -0.3	Avg Cooling Degree Days: 0
Avg Temperature: 9.7	Avg Precipitation: 2.09
	Avg Snowfall: 45.9

... January Records ...
Day	Max	Yrs	Min	Yrs	Pcp	Yrs	Snow	Yrs
1	46	1905	-25	68/74	0.45	45	8.0	40
2	42	26	-29	79	0.63	15	7.0	40
3	39	97/98	-23	11/68	0.58	99	7.0	76
4	41	84	-23	42	1.40	1906	20.0	99
5	42	30	-30	81	0.93	22	18.0	97
6	43	61	-36	12	0.62	29	17.0	97
7	45	49	-37	12	0.93	15	15.0	67
8	47	90	-31	81	0.80	1903	9.0	89
9	49	90	-40	77	0.50	27	12.0	69
10	48	39	-35	77	0.40	14	9.8	67
11	41	28/80	-35	77	0.70	82	15.5	82
12	45	61/86	-33	12	0.90	32	9.0	32
13	46	87	-25	29	1.42	16	8.8	88
14	49	87	-30	65	0.84	50	12.5	50
15	41	33	-37	65	0.82	53	12.5	30
16	49	1910	-35	79	0.61	15	9.0	81
17	45	73	-41	82	0.89	15	14.5	67
18	45	86/88	-32	82	0.91	96	4.8	96
19	47	81	-31	94	1.46	96	18.0	96
20	48	1908/81	-31	94/96	1.00	1907	10.0	1907
21	46	1908	-31	96	0.55	88	14.5	88
22	46	42	-26	22	0.97	72	12.5	87
23	47	42	-34	35	0.95	82	14.3	82
24	46	42	-35	1904	0.54	92	15.5	92
25	51	81	-30	1904	0.70	29	12.5	97
26	55	81	-33	97	0.81	16	14.0	75
27	48	73	-33	97	0.68	16	14.0	96
28	43	1906	-35	15	0.58	44	7.5	04
29	45	24	-30	51	0.51	14	7.0	75
30	43	2001	-34	1908	1.30	1909	13.0	1909
31	45	52	-38	85	0.81	13	6.0	42

---

... February Normals ...
Avg Max Temperature: 25.8	Avg Heating Degree Days: 1400
Avg Min Temperature: 3.7	Avg Cooling Degree Days: 0
Avg Temperature: 14.7	Avg Precipitation: 1.22
	Avg Snowfall: 24.4

... February Records ...
Day	Max	Yrs	Min	Yrs	Pcp	Yrs	Snow	Yrs
1	44	31/52	-36	85	0.81	33	7.0	33
2	43	35	-37	85/96	0.63	73	13.0	81
3	49	91/92	-37	96	0.74	19	11.0	83
4	49	91	-37	82	0.80	1906	15.0	2003
5	49	91	-35	96	1.00	1908	15.0	71
6	49	25/91	-27	36	1.50	1908	15.0	1908
7	51	25	-28	16/83	0.79	41	10.5	64
8	49	91	-35	62	1.10	37	7.0	37
9	52	91	-34	33	0.43	2001	6.0	2001
10	47	84	-34	79	1.60	1909	16.0	1909
11	53	77	-33	88	0.61	96	8.0	96
12	48	1908	-41	67	1.12	99	11.0	40/69
13	49	47/76	-36	71	0.61	31	9.9	58
14	47	54	-31	70	0.53	18	5.0	18/91
15	46	21	-28	63	1.20	45	11.5	45
16	50	84	-31	39	0.55	2000	12.6	2000
17	55	81	-36	79	0.45	44	8.0	99
18	58	81	-25	89/96	0.88	72	16.4	72
19	60	30	-38	66	0.69	22	8.0	32
20	56	30	-31	66	0.58	37	8.0	86
21	51	30/61	-22	63	1.09	37	19.0	37
22	56	61	-23	65	1.23	13	6.0	13
23	60	84	-24	1910	3.40	22	21.0	22
24	52	31	-28	65	1.40	1909	14.0	1909
25	62	76	-33	63/67	1.01	2002	12.0	37
26	55	58	-29	63	1.08	51	11.0	29
27	55	2000	-20	64	0.59	31	7.0	89
28	51	32	-22	62	1.10	39	12.5	48
29	50	2004	-12	60/68	0.18	88	4.0	40

---

... March Normals ...
Avg Max Temperature: 35.8	Avg Heating Degree Days: 1233
Avg Min Temperature: 14.1	Avg Cooling Degree Days: 0
Avg Temperature: 25.0	Avg Precipitation: 2.11
	Avg Snowfall: 23.2

... March Records ...
Day	Max	Yrs	Min	Yrs	Pcp	Yrs	Snow	Yrs
1	59	2000	-33	62	1.17	26	6.0	19/30
2	56	93	-27	89	0.65	1902	6.0	1902/87
3	58	51	-28	72/89	1.20	1904	12.0	1904
4	55	94	-21	2003	1.52	64	14.0	64
5	53	2000	-26	2003	0.82	76	14.0	76
6	60	2000	-25	2003	0.90	59	17.0	59
7	66	2000	-34	84	1.63	24	9.0	24
8	71	87	-30	96	2.09	26	17.0	26
9	69	2000	-25	84	1.64	2000	12.0	2000
10	56	77	-21	72	0.60	1909	6.0	1909
11	58	77	-20	48	0.90	42	9.0	17
12	59	77/95	-23	84	0.95	77	7.5	76
13	58	95	-17	76	0.70	40	11.0	40
14	63	95	-16	93	1.08	43	10.0	43
15	62	90	-17	56	0.78	2002	14.3	2002
16	67	30	-14	97	1.09	23	7.0	23
17	67	66/2003	-17	76/78	1.40	17	18.0	17
18	63	66	-23	39	1.19	1903	13.8	65
19	64	18	-19	44	0.82	63	12.0	86
20	64	76	-24	65	0.73	43	11.0	63
21	65	1910/38	-12	88	1.08	13	10.0	55
22	66	45	-14	74/76	1.20	55	13.0	84
23	72	1910	-19	65	1.06	91	10.0	52
24	70	1910	-27	65	1.21	13	9.5	75
25	70	1910	-14	71	1.40	96	18.0	96
26	66	45	-23	65	0.74	20	8.5	2001
27	76	46	-18	64	1.25	36	10.0	36
28	79	46	-11	23	1.54	98	8.5	2000/2003
29	78	1910	-8	70	0.91	2003	18.1	2003
30	72	1910/86	-8	65	1.78	24	15.5	44
31	67	63	-17	75	0.65	76	5.0	76

---

... April Normals ...
Avg Max Temperature: 49.8	Avg Heating Degree Days: 794
Avg Min Temperature: 27.9	Avg Cooling Degree Days: 1
Avg Temperature: 38.9	Avg Precipitation: 2.12
	Avg Snowfall: 9.8

... April Records ...
Day	Max	Yrs	Min	Yrs	Pcp	Yrs	Snow	Yrs
1	74	86	-2	75	1.03	66	12.0	85
2	65	25	0	75	0.65	20	6.0	20/87
3	75	21	-1	54/75	0.89	82	6.0	33
4	76	21/29	-5	75	1.24	45	12.0	45
5	75	12	-4	71	0.73	47	8.0	89
6	77	91	-8	77	1.00	12	6.0	42/66
7	80	91	-12	82	0.84	32	11.0	28
8	75	31	-7	72	1.34	28	10.5	60
9	75	55	-1	97	0.80	1907	8.0	1907
10	76	45	2	97	1.23	50	3.8	83
11	83	77	7	75	1.47	2002	5.0	92
12	79	31	7	50	0.63	96	11.0	47
13	77	41	7	47	1.14	85	6.0	34
14	78	1908	6	50	1.26	38	6.0	28
15	83	2003	8	35	1.37	35	7.0	35/83
16	81	2002	7	83	0.93	45	8.5	94
17	82	2002	-8	83	1.13	24	4.0	39/82
18	78	87	-5	83	0.64	75	5.0	18
19	84	87	8	83	2.26	2004	12.0	28
20	80	52	11	1904/28	0.90	41	6.0	70
21	84	87	18	78	1.23	2003	4.0	24
22	81	85	17	86	0.87	24	4.8	72
23	82	42	12	1909	3.05	60	6.0	10
24	85	42	16	67	2.14	60	8.0	68
25	83	48/90	18	67/72	0.85	53	7.0	1909
26	84	90	16	1907	2.04	54	5.4	66
27	85	52	18	46	1.15	69	3.0	1908/69
28	86	52	17	1909	1.20	38	4.0	1908/21
29	88	70	14	58	1.20	63	4.5	94
30	87	70	17	18	1.05	84	8.0	84

---

... May Normals ...
Avg Max Temperature: 64.2	Avg Heating Degree Days: 429
Avg Min Temperature: 40.2	Avg Cooling Degree Days: 17
Avg Temperature: 52.2	Avg Precipitation: 2.97
	Avg Snowfall: 2.0

... May Records ...
Day	Max	Yrs	Min	Yrs	Pcp	Yrs	Snow	Yrs
1	85	51	16	78	1.80	73	8.5	96
2	91	59	13	11	1.81	55	6.0	73
3	90	49	17	1907	1.73	12	3.0	54/73
4	88	49	16	1907	1.35	38	2.0	54
5	85	39	22	54/83	1.59	49	2.5	79
6	86	2000	19	89	1.28	59	2.0	54/89
7	86	26	18	54	1.08	65	4.0	60
8	86	53	18	54	1.81	23	6.0	23
9	86	53	17	66	1.89	2002	2.0	84/97
10	86	22	16	81	0.79	27	4.8	52
11	87	22	17	81	0.89	67	4.5	67
12	85	22	19	81	4.09	2003	8.3	97
13	84	58/77	21	97	1.04	62	3.0	97
14	90	32	17	64	1.48	61	2.5	1904
15	87	77	22	83	1.76	1909	3.8	97
16	88	62	20	25	1.56	68	4.0	29
17	88	62/72	23	83	1.50	10	0.5	97
18	88	72	18	81	1.45	1908	Trace	15/29
19	88	41/72	22	81	1.37	96	0.5	97
20	88	30	24	2002	1.35	40	0.2	71
21	88	21/94	28	86	2.02	53	Trace	31/63
22	90	64	27	63	1.19	74	1.7	63
23	89	50	25	17	1.60	64	Trace	24
24	87	72/75	25	25	1.62	93	Trace	49
25	89	72	25	13	1.42	89	Trace	24
26	90	11	26	83	1.12	51	Trace	1907/70
27	89	78	27	84	1.26	51	0.0
28	90	69	29	84	0.83	95	3.7	65
29	90	1908/69	24	84	1.27	72	Trace	47
30	92	39	30	84	1.63	56	0.0
31	100	34	25	81	1.79	98	Trace	46

---

... June Normals ...
Avg Max Temperature: 72.5	Avg Heating Degree Days: 174
Avg Min Temperature: 49.5	Avg Cooling Degree Days: 52
Avg Temperature: 61.0	Avg Precipitation: 4.16
	Avg Snowfall: 0.0

... June Records ...
Day	Max	Yrs	Min	Yrs	Pcp	Yrs	Snow	Yrs
1	93	39	30	46/64	1.61	39	0.0
2	90	48	30	46	2.21	96	Trace	10/45
3	90	44	30	85	1.28	90	Trace	69
4	90	68	25	45	1.36	83	0.0
5	90	25/68	28	45	1.61	44	0.0
6	90	25	32	10/54	1.53	15	0.0
7	90	22/52	31	60	2.55	79	0.0
8	89	25/70/04	29	78	1.05	74	0.0
9	90	70	29	77	1.22	55	Trace	15
10	95	56	26	80	2.72	74	0.0
11	93	56	33	63/80	1.94	39	0.0
12	90	56	32	1903	2.06	90	0.0
13	93	1907	32	69	1.27	30	0.0
14	91	87	31	1909	2.27	67	0.0
15	91	88	32	89	1.16	38	0.0
16	91	1907	27	80	3.13	22	0.0
17	92	10	33	50	1.75	51	0.0
18	92	33	34	82	1.62	76	0.0
19	94	22/95	34	70/82	2.25	86	0.0
20	90	21/95	30	92	2.34	72	0.0
21	92	10	28	92	1.82	23	0.0
22	91	10/11	35	17	1.23	57	0.0
23	93	34	30	79	2.05	16	0.0
24	96	37	29	79	3.81	46	0.0
25	90	12	36	74	2.05	52	0.0
26	93	33	37	82	1.35	50	0.0
27	97	71	34	25	2.11	20	0.0
28	96	13	39	68	1.35	20	0.0
29	99	31	36	88	1.77	71	0.0
30	97	63	35	82	1.20	71	0.0

---

... July Normals ...
Avg Max Temperature: 76.6	Avg Heating Degree Days: 86
Avg Min Temperature: 54.4	Avg Cooling Degree Days: 94
Avg Temperature: 65.5	Avg Precipitation: 4.00
	Avg Snowfall: 0.0

... July Records ...
Day	Max	Yrs	Min	Yrs	Pcp	Yrs	Snow	Yrs
1	97	63	37	60/88	4.13	21	0.0
2	93	66	31	1907	2.82	92	0.0
3	94	48/49	38	63	2.61	92	0.0
4	90	35/90	35	72	2.35	49	0.0
5	91	12/52	35	67	1.72	11	0.0
6	92	88	39	69	1.38	23	0.0
7	98	36	40	84/97	1.13	96	0.0
8	96	36	36	61	1.43	2000	0.0
9	98	36	41	97	1.45	99	0.0
10	98	36	37	68	1.05	23	0.0
11	102	36	41	45/85	0.95	2003	0.0
12	103	36	38	76	1.52	73	0.0
13	104	36	40	90	1.75	91	0.0
14	95	36/69	38	60	1.07	58	0.0
15	95	31	38	45	1.98	69	0.0
16	94	31	42	12	1.36	82	0.0
17	92	64	37	79	6.70	42	0.0
18	94	32	39	24	0.97	78	0.0
19	95	34	38	2000	0.73	86	0.0
20	96	1901	39	66	1.44	81	0.0
21	90	1906	44	73/76	6.72	1909	0.0
22	95	41	38	58/81	5.00	1909	0.0
23	102	34	42	1904/80	1.43	33	0.0
24	96	41	42	71/2004	1.18	11	0.0
25	98	41	35	15	2.93	40	0.0
26	94	41	36	80	1.90	28	0.0
27	97	31	38	81	1.80	86	0.0
28	96	31	39	25	1.48	1903	0.0
29	95	16/33	40	25	1.13	23/44	0.0
30	95	29	38	78	1.29	35	0.0
31	97	99	40	24	1.68	68	0.0

---

... August Normals ...
Avg Max Temperature: 74.6	Avg Heating Degree Days: 106
Avg Min Temperature: 52.4	Avg Cooling Degree Days: 67
Avg Temperature: 63.5	Avg Precipitation: 3.72
	Avg Snowfall: 0.0

... August Records ...
Day	Max	Yrs	Min	Yrs	Pcp	Yrs	Snow	Yrs
1	93	57	39	76	2.03	2001	0.0
2	95	30	37	76	1.65	16	0.0
3	93	30	37	73	1.53	24	0.0
4	101	47	32	1907	1.54	79	0.0
5	101	47	37	87	0.88	76	0.0
6	98	47	35	76	1.25	55	0.0
7	93	37	38	76	2.06	85	0.0
8	93	49/2001	40	22	1.53	31	0.0
9	93	49	37	64	2.05	1906	0.0
10	96	47	38	65	2.23	58	0.0
11	93	47	33	82	1.35	1909	0.0
12	93	47	37	1903/82	1.00	1904	0.0
13	91	47	35	92	1.45	19/99	0.0
14	92	70	31	1907	1.06	89	0.0
15	97	13	30	76	0.95	97	0.0
16	92	22/37	33	76	4.34	72	0.0
17	93	25/47	37	81	1.43	98	0.0
18	92	16/55	34	77	2.00	1905	0.0
19	92	76	36	67	0.70	1907	0.0
20	94	76	36	77	1.30	25	0.0
21	89	42/47	34	1907	2.03	80	0.0
22	95	47	35	67	2.38