Vandalia Weather

US Geography / US Weather / Illinois Weather / Vandalia

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Avg. High 37 44 55 67 77 85 88 87 80 68 55 42
Avg. Low 18 24 34 44 54 62 66 64 56 44 35 24
Mean 28 34 45 56 65 74 78 76 68 57 46 34
Avg. Precip. 1.9 in 2.4 in 4.1 in 3.8 in 4.3 in 4.0 in 4.0 in 3.1 in 3.0 in 2.9 in 3.7 in 3.7 in

Degrees in Fahrenheit

 

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