National Weather Service Weather Forecast Office

 
Annual Temperature and Precipitation Graph (Click image to enlarge)

Month-by-Month Temperature Graphs:
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Month-by-Month Precipitation Graphs:
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CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1215 PM CST TUE JAN 1 2013

...................................

...THE PEORIA IL CLIMATE SUMMARY FOR THE YEAR OF 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1883 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             113   07/15/1936
 LOW              -27   01/05/1884
HIGHEST           104   07/23        MM      MM      100  09/01
                        07/07
LOWEST              5   01/20        MM      MM       -9  02/10
                        01/19
AVG. MAXIMUM     65.7              61.5     4.2     61.8
AVG. MINIMUM     45.0              42.2     2.8     43.4
MEAN             55.4              51.9     3.5     52.6
DAYS MAX >= 90     50              18.7    31.3       34
DAYS MAX <= 32     19              37.0   -18.0       37
DAYS MIN <= 32    104             115.9   -11.9      112
DAYS MIN <= 0       0               7.2    -7.2        6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        55.35   1990
 MINIMUM        22.16   1988
TOTALS          27.08             36.49   -9.41    39.87
DAILY AVG.       0.07              0.10   -0.03     0.11
DAYS >= .01       104             116.5   -12.5      120
DAYS >= .10        58              69.6   -11.6       70
DAYS >= .50        19              24.1    -5.1       27
DAYS >= 1.00        5               8.5    -3.5       13
GREATEST
 24 HR. TOTAL    2.04   08/31 TO 09/01              2.87

SNOWFALL (INCHES)
RECORDS
 TOTAL           52.3   1977
 24 HR TOTAL     18.0   02/27/1900 TO 02/28/1900
TOTALS           14.1              24.6   -10.5     33.9
DAYS >= TRACE      23              19.9     3.1       38
DAYS >= 1.0         6               7.6    -1.6        7
GREATEST
 SNOW DEPTH         4   01/14                         14
                        01/13
 24 HR TOTAL      5.0   01/12                       14.8

DEGREE_DAYS
HEATING TOTAL    4786              5831   -1045     5636
COOLING TOTAL    1374              1040     334     1265

FREEZE DATES
RECORD
 EARLIEST     09/20/1991
 LATEST       05/25/1925
EARLIEST                        10/14
LATEST                          04/19
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.4
HIGHEST WIND SPEED/DIRECTION    39/240    DATE  02/29
HIGHEST GUST SPEED/DIRECTION    55/220    DATE  02/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR          239
NUMBER OF DAYS PC             76
NUMBER OF DAYS CLOUDY         51

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             36     MIXED PRECIP               1
HEAVY RAIN               27     RAIN                      50
LIGHT RAIN              119     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       4
LIGHT SNOW               24     SLEET                      1
FOG                     158     FOG W/VIS <= 1/4 MILE     21
HAZE                     81

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

ANNUAL RECORDS ESTABLISHED FOR 2012:
* 2ND WARMEST YEAR WITH MEAN TEMPERATURE 55.4 F

SEASONAL RECORDS ESTABLISHED DURING 2012:
* 5TH LEAST SNOWY WINTER (DEC-FEB) WITH 10.4 INCHES
* 4TH WARMEST WINTER ON RECORD MEAN TEMP 33.6 F
* WARMEST SPRING ON RECORD AT 59.2 F

MONTHLY RECORDS ESTABLISHED DURING 2012:
* WARMEST MARCH ON RECORD AT 55.4 F
* 8TH WARMEST MAY ON RECORD AT 67.5 F
* TIED 3RD WARMEST JULY ON RECORD AT 82.4 F
* TIED FOR MOST 90-DEGREE DAYS ON RECORD IN JULY
* TIED 10TH WARMEST DECEMBER ON RECORD AT 35.3 F


OTHER RECORDS ESTABLISHED DURING THE YEAR:

JANUARY...
* RECORD HIGH TEMPERATURE OF 60 DEGREES ON THE 30TH

MARCH...
* RECORD HIGH TEMPERATURE OF 81 DEGREES ON THE 14TH
* RECORD WARM LOW TEMPERATURE OF 58 DEGREES ON THE 15TH
* RECORD HIGH TEMPERATURE OF 81 DEGREES ON THE 15TH
* RECORD WARM LOW TEMPERATURE OF 56 DEGREES ON THE 16TH
* RECROD WARM LOW TEMPERATURE OF 58 DEGREES ON THE 17TH
* RECORD HIGH TEMPERATURE OF 81 DEGREES ON THE 18TH
* RECORD WARM LOW TEMPERATURE OF 63 DEGREES ON THE 19TH
* RECORD HIGH TEMPERATURE OF 81 DEGREES ON THE 19TH
* RECORD WARM LOW TEMPERATURE OF 63 DEGREES ON THE 20TH
* RECORD HIGH TEMPERATURE OF 81 DEGREES ON THE 20TH
* RECORD WARM LOW TEMPERATURE OF 66 DEGREES ON THE 21ST

APRIL...
* RECORD HIGH TEMPERATURE OF 85 DEGREES ON THE 1ST
* TIED RECORD HIGH TEMPERATURE OF 84 DEGREES ON THE 3RD

JUNE...
* TIED RECORD WARM LOW OF 74 DEGREES ON THE 18TH

JULY...
* TIED RECORD HIGH TEMPERATURE OF 101 DEGREES ON THE 18TH

AUGUST...
* RECORD DAILY RAINFALL OF 1.54 INCHES ON THE 26TH

OCTOBER...
* RECORD COLD HIGH OF 47 DEGREES ON THE 5TH
* RECORD COLD HIGH OF 47 DEGREES ON THE 6TH

NOVEMBER...
* RECORD WARM LOW OF 54 DEGREES ON THE 10TH

$$