Maryville Weather

US Geography / US Weather / Illinois Weather / Maryville

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Avg. High 38 44 56 68 77 85 88 87 81 70 56 44
Avg. Low 20 24 34 44 52 61 65 62 55 44 35 25
Mean 30 34 45 56 65 74 77 75 68 58 46 34
Avg. Precip. 1.9 in 2.3 in 3.6 in 3.4 in 4.0 in 3.7 in 3.5 in 3.4 in 3.3 in 2.8 in 3.5 in 3.3 in

Degrees in Fahrenheit

 

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