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Boulder
Average temperatures
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Average temperature in Boulder (CO)

The mean minimum and maximum temperatures over the year in Boulder (Colorado), the United States of America.

Average monthly minimum and maximum temperature in Boulder (CO),

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  • The months of May, June and September have nice average temperatures.
  • On average, the warmest month(s) are June, July and August.
  • On average, the warmest month is July with 31°C.
  • On average, the coolest month is December with 7°C.
  • The average annual maximum temperature is 18°C.
  • The average annual minimum temperature is 3°C.

Weather Forecasts for Boulder (CO)

Thu   Apr 18
5°C | -1°C
E 7 km/h
2.8 mm
overcast and chance of sleet

overcast and chance of sleet

hourly forecast
Fri   Apr 19
9°C | 0°C
N 14 km/h
13 mm
overcast and rain

overcast and rain

hourly forecast
Sat   Apr 20
7°C | 1°C
W 11 km/h
10 mm
overcast and snow

overcast and snow

hourly forecast
5-Day Forecast 10-Day Forecast

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Boulder.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.

 

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