March 2014 Weather Summary

Temperature, snowfall and precipitation data listed below were collected at the Monmouth weather station located a little more than 4 miles from the Northwestern Illinois Agricultural Research and Demonstration Center (NWIARDC), while soil temperature probes are located at the NWIARDC.

Temperature

For the month of March, the average high air temperature was 41 degrees and the average low was 20 degrees, both 10 degrees cooler than the 30-year average (Table).  March 3rd saw record cold low (-14 degrees) and daily average (-5.5 degrees) temperatures.

Soil temperatures are measured at a depth of 4 inches below the surface. The average high temperature was 37 degrees in bare soil and 33 degrees under sod (Table and Figure). The average high soil temperatures were 2 degrees cooler than last March (2013).  Similarly, average low temperatures were 30 degrees in bare soil and 29 degrees under sod, 4 and 5 degrees lower than in 2013, respectively.

MARCH 2014 WEATHER

Soil Temperature

Air Temp

4" (Bare)

4" (Sod)

(°F)

-------------------(°F)-----------------

Monthly average high

41

37

33

Monthly average low

20

30

29

Observed high (date)

62 (31)

53 (31)

44 (31)

Observed low (date)

-14 (3)

14 (1)

15 (4)

Precipitation

Total precipitation for March was 2.49 inches, 0.26 inches below the 30-year average (Table).  Approximately 0.29 inches of the total 2.49 inches of precipitation in March fell as snow.

2014 PRECIPITATION (in inches)

Since January 1

Month

Monthly Total

Monthly departure from average

Total accumulation

Total departure

January

1.19

-0.47

1.19

-0.47

February

3.33

1.46

4.52

0.99

March

2.49

-0.26

7.01

0.073