Walnut Creek weather — 10-day forecast
Temperature, rain, wind and feels-like in Walnut Creek, hour by hour and over 10 days, with the seasonal normal for context.
Now
Reading from 20:00 · NOAA HRRR model
19 °C
Clear sky
Feels like 17 °C
Next 12 h
- 2019°
- 2118°
- 2217°
- 2317°
- 0016°
- 0116°
- 0216°
- 0315°
- 0415°
- 0514°
- 0614°
- 0712°
- 07:17Sunrise
- 0812°
↑ 19°20:00↓ 12°07:00
- Humidity
- 40 %
- Dew point
- 5 °C
- Gusts
- 5.7 km/h
- Clouds
- 0 %
- Pressure
- 1,018 hPa
Grid point 1.2 km away · 3.0 km grid · elevation 56 m
Air quality
The European air-quality index for the city, and the pollutants that set it.
Index set by PM2.5
- PM2.5
- 23.7µg/m³▲
- PM10
- 26.4µg/m³
- Ozone
- 9.2µg/m³
- Nitrogen dioxide
- 39.0µg/m³▲
- Sulphur dioxide
- 2.0µg/m³
- Carbon monoxide
- 284.0µg/m³
- Dust (AOD)
- 0.00
Generated using Copernicus Atmosphere Monitoring Service information
Hour by hour
Step-by-step detail: temperature, wind, cloud cover and ultraviolet.
10 days
Each day's extremes and the chance of rain, out to the end of the run.
Rain probability (> 1 mm): 50 ECMWF ensemble members.
Today
Clear sky
27°
17°
Thu
Clear sky
29°
12°
Fri
Clear sky
33°
18°
Sat
Clear sky
31°
15°
Sun
Clear sky
22°
11°
Mon
Overcast
14°
10°
Tue
Overcast
18°
10°
Wed
Light drizzle1 mm
20°
11°
Thu
Light rain9 mm
17°
13°
Fri
Light drizzle1 mm
19°
14°
Sun and UV
Sunrise, sunset, day length and ultraviolet intensity.
- Sunrise
- 07:16
- Daylight
- 11 h 16
- Sunset
- 18:32
Radiation · 1.0 MJ/m²
Sea state
Sea state at the marine grid point closest to the city.
Significant height: the mean of the highest third of waves. Individual waves reach about twice it.
Data: ECMWF
Today in Walnut Creek the mean temperature will be 20.5 °C — +3.6 °C against the normal for 14 October, measured from 1940 to 2026. (1,290 obs.)