Boulder Weather

US Geography / US Weather / Colorado Weather / Boulder

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Avg. High 45 48 54 62 71 81 87 85 76 66 54 45
Avg. Low 18 24 28 35 44 52 58 56 48 38 28 21
Mean 34 36 41 48 58 67 74 71 62 54 41 34
Avg. Precip. 0.6 in 0.7 in 1.6 in 2.3 in 3.0 in 2.3 in 2.0 in 1.3 in 1.9 in 1.3 in 1.1 in 0.8 in

Degrees in Fahrenheit

 

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