Climate Walnut Creek - California
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 56 | 57 | 60 | 64 | 71 | 78 |
| Average low in ºF Av. low Lo | 40 | 40 | 42 | 44 | 49 | 54 |
| Av. precipitation in inch Av. precip. Pre. | 4.77 | 4.62 | 3.52 | 1.63 | 1.06 | 0.19 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 85 | 85 | 82 | 74 | 62 | 55 |
| Average low in ºF Av. low Lo | 60 | 60 | 58 | 52 | 44 | 40 |
| Av. precipitation in inch Av. precip. Pre. | 0.01 | 0.04 | 0.28 | 1.42 | 3.11 | 4.39 |
What is the average weather in Walnut Creek, California?
Walnut Creek experiences a hot-summer climate with dry summers and wetter winters. Summers are warm, while winters are cool, bringing moderate precipitation primarily as rain. This creates a strong seasonal contrast in both temperature and rainfall patterns.
Walnut Creek Climate Graph - California Climate Chart
Daily normals Walnut Creek - California - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 53.3 | 41.4 | 0.16 | 0.16 | 0.00 | 0.00 |
| 2 Jan | 53.3 | 41.4 | 0.31 | 0.31 | 0.00 | 0.00 |
| 3 Jan | 53.4 | 41.5 | 0.46 | 0.46 | 0.00 | 0.00 |
| 4 Jan | 53.4 | 41.5 | 0.62 | 0.62 | 0.00 | 0.00 |
| 5 Jan | 53.5 | 41.6 | 0.78 | 0.78 | 0.00 | 0.00 |
| 6 Jan | 53.5 | 41.6 | 0.93 | 0.93 | 0.00 | 0.00 |
| 7 Jan | 53.6 | 41.7 | 1.10 | 1.10 | 0.00 | 0.00 |
| 8 Jan | 53.6 | 41.7 | 1.27 | 1.27 | 0.00 | 0.00 |
| 9 Jan | 53.6 | 41.7 | 1.44 | 1.44 | 0.00 | 0.00 |
| 10 Jan | 53.7 | 41.8 | 1.61 | 1.61 | 0.00 | 0.00 |
| 11 Jan | 53.7 | 41.8 | 1.79 | 1.79 | 0.00 | 0.00 |
| 12 Jan | 53.7 | 41.8 | 1.97 | 1.97 | 0.00 | 0.00 |
| 13 Jan | 53.7 | 41.8 | 2.14 | 2.14 | 0.00 | 0.00 |
| 14 Jan | 53.8 | 41.8 | 2.32 | 2.32 | 0.00 | 0.00 |
| 15 Jan | 53.8 | 41.8 | 2.48 | 2.48 | 0.00 | 0.00 |
| 16 Jan | 53.8 | 41.8 | 2.65 | 2.65 | 0.00 | 0.00 |
| 17 Jan | 53.8 | 41.8 | 2.81 | 2.81 | 0.00 | 0.00 |
| 18 Jan | 53.8 | 41.8 | 2.97 | 2.97 | 0.00 | 0.00 |
| 19 Jan | 53.8 | 41.8 | 3.12 | 3.12 | 0.00 | 0.00 |
| 20 Jan | 53.8 | 41.8 | 3.28 | 3.28 | 0.00 | 0.00 |
| 21 Jan | 53.8 | 41.8 | 3.44 | 3.44 | 0.10 | 0.10 |
| 22 Jan | 53.8 | 41.8 | 3.60 | 3.60 | 0.10 | 0.10 |
| 23 Jan | 53.8 | 41.8 | 3.75 | 3.75 | 0.10 | 0.10 |
| 24 Jan | 53.8 | 41.7 | 3.91 | 3.91 | 0.10 | 0.10 |
| 25 Jan | 53.8 | 41.7 | 4.07 | 4.07 | 0.10 | 0.10 |
| 26 Jan | 53.8 | 41.7 | 4.24 | 4.24 | 0.10 | 0.10 |
| 27 Jan | 53.8 | 41.6 | 4.40 | 4.40 | 0.10 | 0.10 |
| 28 Jan | 53.8 | 41.6 | 4.56 | 4.56 | 0.10 | 0.10 |
| 29 Jan | 53.8 | 41.6 | 4.72 | 4.72 | 0.10 | 0.10 |
| 30 Jan | 53.8 | 41.6 | 4.89 | 4.89 | 0.10 | 0.10 |
| 31 Jan | 53.8 | 41.5 | 5.06 | 5.06 | 0.10 | 0.10 |
Weather history Walnut Creek - July 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Jul | 75.9 | 48.0 | 0.00 | 0.00 | 0.0 |
| 02 Jul | 72.0 | 48.0 | 0.00 | 0.00 | 0.0 |
| 03 Jul | 75.0 | 53.1 | 0.00 | 0.00 | 0.0 |
| 04 Jul | 82.9 | 63.0 | 0.00 | 0.00 | 0.0 |
| 05 Jul | 84.0 | 62.1 | 0.00 | 0.00 | 0.0 |
| 06 Jul | 78.1 | 57.0 | 0.00 | 0.00 | 0.0 |
| 07 Jul | 78.1 | 46.9 | 0.00 | 0.00 | 0.0 |
| 08 Jul | 69.1 | 46.9 | 0.00 | 0.00 | 0.0 |
| 09 Jul | 79.0 | 52.0 | 0.00 | 0.00 | 0.0 |
| 10 Jul | 87.1 | 68.0 | 0.00 | 0.00 | 0.0 |
| 11 Jul | 82.9 | 66.9 | 0.00 | 0.00 | 0.0 |
| 12 Jul | 84.9 | 70.0 | 0.00 | 0.00 | 0.0 |
| 13 Jul | 90.0 | 75.0 | 0.00 | 0.00 | 0.0 |
| 14 Jul | 86.0 | 73.0 | 0.00 | 0.00 | 0.0 |
| 15 Jul | 93.9 | 73.0 | 0.00 | 0.00 | 0.0 |
| 16 Jul | 91.9 | 66.9 | 0.00 | 0.00 | 0.0 |
| 17 Jul | 81.0 | 61.0 | 0.00 | 0.00 | 0.0 |
| 18 Jul | 79.0 | 62.1 | 0.00 | 0.00 | 0.0 |
| 19 Jul | 82.0 | 66.9 | 0.00 | 0.00 | 0.0 |
| 20 Jul | 84.9 | 66.9 | 0.00 | 0.00 | 0.0 |
| 21 Jul | 84.9 | 66.9 | 0.00 | 0.00 | 0.0 |
| 22 Jul | 90.0 | 57.9 | 0.00 | 0.00 | 0.0 |
| 23 Jul | 73.0 | 61.0 | 0.00 | 0.00 | 0.0 |
| 24 Jul | 82.0 | 63.0 | 0.00 | 0.00 | 0.0 |
| 25 Jul | 82.9 | 64.0 | 0.00 | 0.00 | 0.0 |
| 26 Jul | 82.0 | 64.0 | 0.00 | 0.00 | 0.0 |
| 27 Jul | 79.0 | 61.0 | 0.00 | 0.00 | 0.0 |
| 28 Jul | 84.0 | 66.0 | 0.00 | 0.00 | 0.0 |
| 29 Jul | 82.9 | 64.9 | 0.00 | 0.00 | 0.0 |
| 30 Jul | 84.9 | 68.0 | 0.00 | 0.00 | 0.0 |
| 31 Jul | 91.0 | 70.0 | 0.00 | 0.00 | 0.0 |
Past weather Walnut Creek
| Jul 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 82.4 ºF | 56 ºF | |
| Average low temperature Av. low temp. | 62.4 ºF | 40 ºF | |
| Total precipitation Total precip. | 0.00 inch | 4.77 inch | |
| Total snowfall Total snowfall | 0.00 inch | 0 inch | |
| Highest max temperature Highest max temp. | 93.9 ºF | - | |
| Lowest max temperature Lowest max temp. | 69.1 ºF | - | |
| Highest min temperature Highest min temp. | 75.0 ºF | - | |
| Lowest min temperature Lowest min temp. | 46.9 ºF | - | |
Past weather July 2026 incomplete - Missing data
Geo Walnut Creek - California
| Country | United States | |
|---|---|---|
| State | California | |
| County | - | |
| City | Walnut Creek | |
| Zip Code | 94595 | |
| Longitude | -122.07 dec. degr. | |
| Latitude | 37.91 dec. degr. | |
| Altitude - Elevation | 151ft | |
| ICAO | - | |
| IATA | - |
Date and Time Walnut Creek - California
| Local Time | 10:35 PM | |
|---|---|---|
| Sunrise | 06:38 AM | |
| Sunset | 07:37 PM | |
| Day/Night | Night | |
| Timezone | Pacific Daylight Time | |
| Timezone DB | America - Los Angeles |
Map of Walnut Creek - California
USGS National Map — Open interactive map
Walnut Creek weather averages
| Annual high temperature | 69ºF |
| Annual low temperature | 49ºF |
| Average annual precip. | 25.04 inch |
Station Data
Monthly averages Walnut Creek
Longitude: -122.065, Latitude: 37.9101
Average weather Walnut Creek, CA - 94595
Monthly: 1991-2020 normals
History: 2008-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...