Boulder
Colorado, USA
Long term weather forecast
Long term weather forecast

April weather forecast and Climate
Boulder, CO

  • Average high temperature in April: 63.3°F

Warmest month (with highest average high temperature) is July (87.7°F).
Month with lowest average high temperature is December (45.3°F).

  • Average low temperature in April: 35.6°F

Month with highest average low temperature is July (57.3°F).
Coldest month (with lowest average low temperature) is December (21.3°F).

  • Average rainfall in April: 2.7"

Wettest month (with highest rainfall) is May (2.8").
Driest month (with lowest rainfall) is January (0.7").

  • Average rainfall days in April: 10 days

Month with highest number of rainy days is May (12.1 days).
Month with lowest number of rainy days is January (5.3 days).

  • Average snowfall in April: 11.4"

Month with highest snowfall is March (17.2").
Months with lowest snowfall are June, July and August (0").

  • Average snowfall days in April: 4.2 days

Month with highest number of snowfall days is March (6.4 days).
Months with lowest number of snowfall days are June, July and August (0 days).

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