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Climate chart Boulder

Jan.
max 27°F min 5°F
16
Feb.
max 43°F min 23°F
5
Mar.
max 34°F min 10°F
20
Apr.
max 59°F min 36°F
14
May.
max 54°F min 25°F
21
Jun.
max 81°F min 55°F
22
Jul.
max 86°F min 63°F
26
Aug.
max 84°F min 63°F
17
Sep.
max 81°F min 55°F
10
Oct.
max 64°F min 41°F
6
Nov.
max 45°F min 23°F
6
Dec.
max 39°F min 25°F
12

Weekly overview Boulder

Weather Boulder 14 days

Friday 09-05-2025 Partly cloudy 27°F / 59°F
Saturday 10-05-2025 Sunny/Clear 37°F / 64°F
Sunday 11-05-2025 Patchy rain possible 45°F / 70°F
Monday 12-05-2025 Sunny/Clear 46°F / 72°F
Tuesday 13-05-2025 Sunny/Clear 37°F / 66°F
Wednesday 14-05-2025 Patchy rain possible 34°F / 45°F
Thursday 15-05-2025 Partly cloudy 34°F / 54°F
Friday 16-05-2025 Patchy rain possible 32°F / 48°F
Saturday 17-05-2025 Patchy rain possible 32°F / 45°F
Sunday 18-05-2025 Partly cloudy 41°F / 57°F
Monday 19-05-2025 Sunny/Clear 41°F / 66°F
Tuesday 20-05-2025 Patchy rain possible 41°F / 68°F
Wednesday 21-05-2025 Sunny/Clear 43°F / 64°F

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