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Climate chart Walnut Creek

Jan.

max 55°F min 45°F

14

Feb.

max 55°F min 41°F

9

Mar.

max 68°F min 46°F

5

Apr.

max 70°F min 48°F

6

May.

max 79°F min 52°F

0

Jun.

max 86°F min 57°F

1

Jul.

max 86°F min 55°F

0

Aug.

max 90°F min 59°F

0

Sep.

max 88°F min 63°F

4

Oct.

max 81°F min 57°F

0

Nov.

max 63°F min 46°F

4

Dec.

max 61°F min 50°F

8

Weekly overview Walnut Creek

Weather Walnut Creek 14 days

Tuesday 10-02-2026 Patchy rain possible 45°F / 55°F

Wednesday 11-02-2026 Heavy rain 50°F / 55°F

Thursday 12-02-2026 Fog 45°F / 59°F

Friday 13-02-2026 Sunny/Clear 46°F / 61°F

Saturday 14-02-2026 Patchy rain possible 46°F / 55°F

Sunday 15-02-2026 Patchy rain possible 41°F / 46°F

Monday 16-02-2026 Patchy rain possible 37°F / 52°F

Tuesday 17-02-2026 Moderate rain 41°F / 48°F

Wednesday 18-02-2026 Patchy rain possible 37°F / 50°F

Thursday 19-02-2026 Partly cloudy 36°F / 50°F

Friday 20-02-2026 Patchy rain possible 45°F / 57°F

Saturday 21-02-2026 Partly cloudy 41°F / 52°F

Sunday 22-02-2026 Sunny/Clear 41°F / 61°F

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