World Resorts USA Boulder Weather

Boulder weather in June

Weather in Boulder: June

Average day temperature: 71.2°F
Average night temperature: 52.2°F
Number of sunny days: 15 days
Day length: 14.8 - 15.0 hours
Number of rainy days: 5 days
Precipitation totals: 2.1 in.

Air temperature in June, °F

Show year:
2026
2025
2024

The highest day temperature during June of 2026 was 90°F. At the same time the lowest night temperature was 48°F. Daily and nightly averages during June were 80.3°F and 54.4°F.

Sunny, partly cloudy and cloudy days

Mostly all days in June are sunny but cloudy days are also possible.

Precipitation total in June, in.

Precipitation total value in Boulder in June is 2.1 in. Other months of the year show relatively similar values.

Wind speed in June, mph

The average wind speed value in June is 7.1 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in June is: 10.2.

Best time for vacation in Boulder

Sunniest months:
November 19 days
October 19 days
December 18 days
Warmest months:
July 77.5 °F
August 76.1 °F
June 71.2 °F
Coldest months:
January 31.8 °F
February 34.7 °F
December 39.0 °F
Rainiest months:
June 5 days
July 4 days
May 4 days
Windiest months:
December 8.7 mph
February 8.4 mph
January 8.3 mph

Boulder on a weather map

Boulder
+45°F
E 1 mph
Feels like: +45°F
Precip.: 1%
Places in USA:
Name
°F
+63°F
+66°F
+77°F
+66°F
+68°F
+84°F
+70°F
+64°F
+68°F
+59°F
+68°F
+82°F
+82°F
+81°F
+66°F
24 Hours Forecast
Boulder
Local time: 10:27
October 29, thursday
1200
59°F
W
4 mph
1500
63°F
W
4 mph
1800
48°F
S
2 mph
2100
45°F
E
4 mph
October 30, friday
0000
41°F
E
3 mph
0300
39°F
E
2 mph
0600
39°F
E
2 mph
0900
46°F
NE
1 mph
Units of measurement: °C / °F