2009 Climate Summary for Lander

Hunt Field

Month

Avg

High

Avg

Low

Average

Temp

Departure

From

Normal

Total

Pcpn

Departure

From

Normal

Snowfall

Avg Snow

Departure

January

40.7

15.2

28.0

7.7

0.24

-0.28

6.7

9.9

-3.2

February

45.0

18.5

31.8

6.2

Tr

0.54

Tr

9.2

-9.2

March

45.7

20.7

33.2

-2.3

2.03

0.79

34.3

17.6

16.7

April

52.2

31.1

41.7

-2.2

3.61

1.54

33.1

19.9

13.2

May

68.3

42.2

55.3

1.9

0.64

-1.74

Tr

7.1

-7.1

June

70.5

46.2

58.4

-5.3

3.22

2.07

0

0.3

-0.3

July

83.5

53.7

68.6

-2.3

1.85

1.01

0

0

0.0

August

82.5

51.6

67.1

-2.3

0.69

0.12

0

0

0.0

September

78.4

46.7

62.6

3.9

0.71

-0.43

0.5

3.0

-2.5

October

47.6

26.8

37.2

-9.2

2.41

1.04

27.9

8.7

19.2

November

49.5

22.5

36.0

5.7

0.01

-0.98

Tr

16.0

-16.0

December

21.0

1.1

11.1

-10.2

0.79

0.18

15.4

11.2

4.2

Total/Ave

57.1

31.4

44.2

-0.8

16.20

2.78

117.9

102.9

15.0

 

 

 Yearly Extremes:
Temperatures (degrees F):
 

Highest Temperature: 96 degrees on August 22nd.

Lowest Temperature: -24 degree on December 9th.

Days with Maximum Temperature 90 deg F or Higher: 15

Days with Maximum Temperature 32 deg F or Lower:  39

Days with Minimum Temperature 32 deg F or Lower:  184

Days with Minimum Temperature 0 deg F or Lower:      22

Precipitation:

Most Precipitation in One Day: 1.56 on October 4th.


Days with Precipitation of 0.01 or More:  87

Days with Precipitation of 0.10 or More:  45

Days with Precipitation of 0.50 or More:   11

Days with Precipitation of 1.00 or More:   2

 Snowfall:

 Most Snowfall in One Day: 16.7 inches on March 26th
Most Storm Total Snowfall: 17.5 inches on March 25th-26th.
Number of Days with Any Snowfall: 54
Number of Days with Snowfall of 1.0 Inch or More: 22
Maximum Snow Depth:  15 inches on March 26th.

 Wind:

 
Highest 2 Minute Wind Speed: 49 mph out of the southwest on January 29nd.

Highest Wind Gust: 66 mph on January 2nd (southwest) and May 12th (west).

 

 

Records set during 2009:

 

Temperatures (degrees F):

Max:

 

Daily:

January: 55 on the 8th, 55 on the 18th, 60 on the 19th, 53 on the 22nd (tie)

March: 64 on the 2nd (tie)

August: 96 on the 22nd

September: 87 on the 10th(tie),  87 on the 26th

 

Min:

Daily:

August: 38 degrees on 17th
October: 14 degrees on 6th, 15 degrees on 9th, 10 degrees on 10th, 12 degrees on 11th

 

Monthly:

September: 9th Warmest

October: 3rd Coldest

December: 8th Coldest

 

Precipitation:

One day Precipitation:

                                     March: 0.67 inches on the 26th
                                     October:
1.56 inches on the 4th


 

One day Snowfall:

                  March: 16.7 inches on the 26th
                 
April:  9.5 inches on the on the 16th

                  October: 14.4 inches on the 4th

 

Monthly Precipitation: Driest February (tie), 9th wettest June, 3rd Driest November

Monthly Snowfall: Least Snowiest February (tie), 7th Snowiest October, 2nd Least Snowiest November

Seasonal Snowfall: None Set

Yearly: None Set

 

Monthly Reviews:
 

JANUARY 2009 – Warmer and Drier than Normal, Windy Start to 2009

     Mild and windy weather ushered in 2009.  A peak wind gust of 59 mph occurred on New Years Day and a
peak wind gust of 66 mph occurred on the 2nd
, the 66 mph gust tied for the highest wind gust in 2009.

     The average temperature for Lander was 28.0 degrees which was 7.7 degrees above normal, the 12th
warmest January on record. The highest temperature was 60 degrees which occurred on the 19th, which set
a new record high for the date.  The all-time record high for January was 64 degrees set on New Years Day in 1919.
A record high temperature of 55 degrees was set on both the 8th and 18th.  Lander also tied a record high of
53 degrees on the 22ndThe lowest reading was 14 degrees below zero on the 27th.

      Total precipitation for the month was 0.24 inches which was 46 percent of normal.  The highest daily precipitation
was 0.12 inches which fell on the 12th.  6.7 inches of snow fell during January which was 68 percent of normal;
3.5 inches of this total fell on the 3rd.  

 

      The peak wind gust occurred on the 2nd with 66 mph out of the southwest.

 

FEBRUARY 2009 – Tied for Driest and Least Snowiest, 13th Warmest

     Only four Februarys, the driest on record, received a trace of precipitation or snowfall:
2009, 1925, 1898 and 1970.    

     The average temperature for Lander was 31.8 degrees which was 6.2 degrees above normal, and
the 13th warmest on record. The highest temperature was 59 degrees which occurred on the 23rd
The lowest temperature was 7 degree which occurred on the 21nd.  No daily records were set during the
month of February.

     Total precipitation for the month was only a trace.  Total snowfall was only a trace as well.  Only

four Februarys on record had a trace or less of snowfall: 1898, 1925, 1970 and 2009.

 

MARCH 2009 – Springtime in the Rockies, A Month of Extremes

    March 2009 went down as an overall cooler and much wetter than normal March.  The average temperature for
Lander was 33.2 degrees which was 2.3 degrees below normal. The highest reading was 70 degrees which occurred
on the 21st. The lowest reading was 8 below zero which occurred on the 10th.  A record high was tied on March
2nd with a high of 64.  No record lows were broken during the month.

     Total precipitation for the month was 2.03 inches which was 164 percent of normal.  The greatest daily precipitation
occurred on the 26th with 0.67 inches, also a daily precipitation record for the date.  Total snowfall for the month
was 34.3 inches which was 195 percent of normal.  The greatest daily snowfall also occurred on the 26th with 16.7
inches of snowfall which also set a daily snowfall record for the date.
   Another snowstorm of note dumped 5-6 inches
of snow in the Lander area on the 23rd.

     The highest wind gust for the month was 55 mph out of the southwest on the 22nd.

 

APRIL 2009 – Colder and Wetter than Normal

 

     The average temperature for Lander was 41.7 degrees which was 2.2 degrees below normal. The highest reading
was 74 degrees which occurred on the 21st, 22nd and 23rd.  The lowest reading was 16 which occurred on the 5th.

 

     Total precipitation for the month was 3.61 inches which was 174 percent of normal. The greatest daily precipitation
occurred on the 26th when 1.03 inches of precipitation fell.  33.1 inches of snow fell which was 166 percent of normal.
The greatest daily snowfall occurred on the 16th with 9.5 inches, also a daily snowfall record for the date.

 

Significant Snowstorms:

April 1st: 2 to 4 inches in the Lander area
April 3rd-4th: 4 to 6 inches in the Lander area
April 15th-16th: 6 to 11 inches in the Lander area
April 26th-27th: 6 to 10 inches in the Lander area
   

     The highest wind gust for the month was 53 mph out of the west on the 22nd.

 

MAY 2009 – Tied for 13th Driest on Record, Warmer than Normal

     The average temperature for Lander was 55.3 degrees which was 1.9 degrees above normal. The highest reading
was 87 degrees which occurred on the 19th. The lowest reading was 28 which occurred on the 8th.

     Total precipitation for the month was 0.64 inches which was 27 percent of normal.  The greatest daily precipitation
occurred on the 24th with 0.18 inches.
 
Only a trace of snow fell during the month.


    
The highest wind gust for the month was 66 mph out of the west on the 12th, which also tied the highest wind
gust recorded in 2009. 

 

JUNE 2009 – 9th Wettest June on Record

      The average temperature for Lander was 58.4 degrees which was 5.3 degrees below normal.  The highest reading
was 87 degrees which occurred on the 24th, 25th and 29th. The lowest reading was 38 which occurred on the 7th
No daily temperature records were set in June.

 

     Total precipitation for the month was 3.22 inches which was 280 percent of normal. The highest daily precipitation
total was 0.89 inches which fell on the 11thThe airport received 1.07 inches of rainfall on the first two days
of the month.
  No snow fell during the month.

 

     The highest recorded wind gust was 51 mph out of the southwest which occurred on the 20th.

 

JULY 2009 – Cooler and Much Wetter than Normal

     The average temperature for Lander was 68.6 degrees which was 2.3 degrees below normal. The highest reading
was 94 degrees which occurred on the 23rd. The lowest reading was 45 which
occurred on the 14th. No daily
temperature records were set in July.

     Total precipitation for the month was 1.85 inches which was 220 percent of normal.   The greatest daily precipitation
total occurred on the 28th with 0.66 inches.  This rainfall was followed by unseasonably cool weather on the 29th.
Most of the rest of the monthly precipitation, 0.75 inches, fell on the first four days of the month.

 

The highest recorded wind gust was 58 mph out of the northwest which occurred on the 27th.

 

AUGUST 2009 – Cooler and Slightly Wetter than Normal

      The average temperature for Lander was 67.1 degrees which was 2.3 degrees below normal. 
The highest reading for the month and year was 96 degrees which occurred on the 22nd, and this temperature

also set a new record high for the date.  The lowest reading was 38 which occurred on the 17th, and this reading
set a new record low for that date.  

 

     Total precipitation for the month was 0.69 inches which was 121 percent of normal. The highest daily
precipitation total was 0.57 inches which fell on the 15th.

 

     The highest recorded wind gust was 56 mph out of the west which occurred on the 14th.

 

SEPTEMBER 2009 – 9th Warmest on Record, Drier than Normal

      The average temperature for Lander was 62.6 degrees which was 3.9 degrees above normal. The highest
reading was 87 degrees which occurred on the 1st, 2nd, 4th, 10th, and 26th.  The 87 degree reading tied a record
high on the 10th and set a new record high on the 26th.  The lowest reading was 32 which occurred on the 30th.  No
record lows were set during the month.

      Total precipitation for the month was 0.71 inches which was 62 percent of normal.  The highest daily precipitation
total was 0.31 inches which fell on the 30th. No daily precipitation records were
set in September.  0.5 inches of snow
fell on the 30th which was also the monthly total.


    
The highest recorded wind gust was 59 mph out of the southwest which occurred on the 30th. 

 
OCTOBER 2009 – 3rd Coldest, 7th Snowiest

 

     The average temperature for Lander was 37.2 degrees which was 9.2 degrees below normal, the third coldest
October on record. The highest reading was 74 degrees which occurred on the 18th.  The lowest reading was
10 degrees which occurred on the 10th.  

 

Record Lows
Date New Record Low (F)
6 14
9 15
10 10
11 12

      Total precipitation for the month was 2.41 inches which was 176 Percent of normal.  The highest daily precipitation
total was 1.56 inches which fell on the 4th, this total was also a new daily record for the date and the highest one
day precipitation total in 2009.   27.9 inches of snow fell during October, the 7th snowiest October on record.  Most
of the monthly total fell on the 4th when 14.4 inches of snow accumulated, causing widespread tree damage
in the Lander area.
  The 14.4 inches of snowfall also set a daily record for snowfall on the 4th.


Other notable snowstorms in October 2009:

 

October 9th-10th: 4 to 6 inches in the Lander area

October 28th-29th: 5 to 7 inches in the Lander area

 

     The highest recorded wind gust was 46 mph out of the northwest which occurred on the 31st.

 

NOVEMBER 2009 – Tied for 3rd Driest and 2nd Least Snowiest, Warmer than Normal

      The average temperature for Lander was 36.0 degrees which was 5.7 degrees above normal.  The highest reading
for the month was 65 degrees on the 5th
The coldest reading was 15 degrees on the 29th.   No record temperatures
were set during the month.

 

     Total precipitation for the month was only 0.01 inches which was only 1 percent of normal.  This precipitation fell
on the 28th in the form of a trace of snow.  Several years had Novembers with 0.01 inches of precipitation, and only
November 1914 and 1939 had no precipitation.   1899, 1914 and 1939 were the only years with no snowfall in November.

 

     The highest recorded wind gust was 59 mph out of the southwest which occurred on the 11th.

 
DECEMBER 2009 – 8th Coldest on Record, Wetter and Snowier than Normal

      The average temperature for Lander was 11.1 degrees which was 10.2 degrees below normal, and ties December
1924 for the 8th coldest December on record.  The highest reading was 42 degrees which occurred on the 5th
The lowest reading was 24 degrees below zero which occurred on the 9th. There were no new temperature records
set in December.

 

     Total precipitation for the month was 0.79 inches which was 130 percent of normal. The highest daily
precipitation total was 0.23 of an inch which fell on the 1st.  15.4 inches of snow that fell during

the month was 138 percent of normal.  The greatest daily snowfall occurred on the 1st
with 4.3 inches of snowfall. 

     The peak wind gust of 30 mph out of the southwest occurred on the 14th.

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 


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