Forecast for Walnut Creek, CA | Forecast Periods: 14
Monday
Mar 16
2026
Walnut Creek, CA
Updated: 1:25 PM PDT
89°F
Sunny
6 mph N
Precipitation: 0%
Sunny. High near 89, with temperatures falling to around 87 in the afternoon. North wind around 6 mph.
Hourly Forecast
Extended Forecast
Tonight
Tue, Mar 17
57°F
Mostly Clear
3 mph SSW
Precipitation: 0%
Mostly clear. Low around 57, with temperatures rising to around 59 overnight. South southwest wind around 3 mph.
Tuesday
Tue, Mar 17
92°F
Sunny
1 mph NE
Precipitation: 0%
Sunny, with a high near 92. Northeast wind 1 to 6 mph.
Tuesday Night
Wed, Mar 18
58°F
Mostly Clear
3 mph W
Precipitation: 0%
Mostly clear, with a low around 58. West wind around 3 mph.
Wednesday
Wed, Mar 18
93°F
Sunny
1 mph NE
Precipitation: 0%
Sunny, with a high near 93. Northeast wind 1 to 5 mph.
Wednesday Night
Thu, Mar 19
59°F
Clear
1 mph W
Precipitation: 0%
Clear, with a low around 59.
Thursday
Thu, Mar 19
94°F
Sunny
1 mph NNE
Precipitation: 0%
Sunny, with a high near 94.
Thursday Night
Fri, Mar 20
61°F
Clear
1 mph WNW
Precipitation: 0%
Clear, with a low around 61.
Friday
Fri, Mar 20
95°F
Sunny
1 mph N
Precipitation: 0%
Sunny, with a high near 95.
Friday Night
Sat, Mar 21
60°F
Mostly Clear
6 mph WSW
Precipitation: 0%
Mostly clear, with a low around 60.
Saturday
Sat, Mar 21
88°F
Mostly Sunny
3 mph WSW
Precipitation: 0%
Mostly sunny, with a high near 88.
Saturday Night
Sun, Mar 22
54°F
Partly Cloudy
8 mph WSW
Precipitation: 2%
Partly cloudy, with a low around 54.
Sunday
Sun, Mar 22
80°F
Mostly Sunny
5 mph WSW
Precipitation: 2%
Mostly sunny, with a high near 80.
Sunday Night
Mon, Mar 23
50°F
Partly Cloudy
5 mph WSW
Precipitation: 2%
Partly cloudy, with a low around 50.