Temperature Comparison March 2012 vs March 2013

Temperatures have been running well below normal for all of central and southeast Illinois so far this month. Mean temperatures have been 3 to 5 degrees below normal.  This is in stark contrast to last March, which saw all-time record warmth for the month with readings averaging around 14 degrees above normal for the month.  Information below compares the current month with last March.

Regional Temperature Anomalies

Maps from the Midwestern Regional Climate Center highlight how far above normal high and low temperatures were across the entire Midwest and Great Lakes in mid-March 2012. Daily high temperatures averaged 25 degrees above normal, while lows were 20-25 degrees above normal.

During a similar time of the month this year, readings have been 25 to 35 degrees colder.

 

  
Daily Temperatures

Tables below list March 14-21 high and low temperatures for selected area cities. Numbers in red are temperatures observed in 2012 and numbers in blue are temperatures observed in 2013. Numbers underlined in bold indicate a record set or tied.  Data from Springfield and Peoria are collected from the Automated Surface Observing Systems (ASOS) at each airport. Lincoln's data is collected at the National Weather Service Office. All other data is courtesy of volunteer National Weather Service Cooperative Weather Observers (COOP). 

High Temperatures (Normal highs for mid-March are in the low to mid 50s):

City March 14 March 15 March 16 March 17 March 18 March 19

March 20

March 21
Charleston** 81  42 78  59 77  55 81  40 80  42 82  43 83  /  41 85  /  42
Danville** 80  38 81  53 81  52 79  40 80  39 81  /  40 83  39 84  /  34
Decatur 78  41 79  58 76  45 78  45 78  45 78  42 80  31 80  35
Effingham* 79  38 82  42 77  62 76  51 81  38 80  44 81  /  46 83  32
Galesburg* 72  35 78  /  47 80  50 79  38 79  35 80  38 79  /  37 80  27
Jacksonville* 80  40 84  51 84  64 77  43 80  42 79  52 80  /  46 82  /  33
Lincoln 82  44 83  57 79  43 79  39 8144 81  /  42 83  31 84  35
Normal* 78  34 81  43 83  55 81  38 82  41 82  38 83  /  42 84  32
Olney* 81  36 84  41 78  63 76  58 83  38 82  44 85  /  45 85  33
Peoria 81  45 81  53 78  44 78  38 81  40 81  /  40 81  29 82  /  36
Springfield 83  48 83  61 79  47 79  41 80  47 81  /  44 82  32 82  36
Urbana 81  41 81  /  56 79  43 81  /  40 80  40 81  /  42 82  31 83  36
* Sites report at 6 AM or 7 AM.
**Sites report at 6 PM.
Other sites report at midnight.

Low Temperatures (Normal lows for mid-March are in the low to mid 30s) :

City March 14 March 15 March 16 March 17 March 18 March 19

March 20

March 21
Lincoln 53  22 59  27 52  31 53  30 53  26 59  21 58  18 60  /  12
Peoria 54  21 58  29 56  31 58  30 57  25 63  20 63  16 66  /  13
Springfield 58  23 59  30 56  33 60  31 58  27 66  /  24 65  20 63  /  14



Temperature Charts

Below are March 2012 and 2013 temperature charts for Lincoln (KILX), Peoria (KPIA), and Springfield (KSPI). The observed high and low temperatures are indicated by the tops and bottoms of the vertical blue bars, respectively. Normal temperature ranges are indicated by the green band. Record highs are shown on the top of the light pink band, and record lows are indicated along the bottom of the light blue band. Note how far above normal the blue bars are last year.

 

 

 




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