Walnut weather — 10-day forecast

Temperature, rain, wind and feels-like in Walnut, hour by hour and over 10 days, with the seasonal normal for context.

Now

Reading from 08:00 · NOAA HRRR model

23 °C

Clear sky

7.5 km/hforce 1

Next 12 h

  • 0823°
  • 0925°
  • 1028°
  • 1131°
  • 1233°
  • 1335°
  • 1435°
  • 1536°
  • 1635°
  • 1734°
  • 1832°
  • 1929°
  • 19:47Sunset
  • 2027°

23°08:00 36°15:00

Humidity
68 %
Dew point
17 °C
Gusts
10.5 km/h
Clouds
2 %
Pressure
1,015 hPa ↑

Grid point 0.7 km away · 3.0 km grid · elevation 198 m

Air quality

The European air-quality index for the city, and the pollutants that set it.

Reading from 11:00
52
Moderate

Index set by PM2.5

PM2.5
23.1µg/m³
PM10
29.4µg/m³
Ozone
81.6µg/m³
Nitrogen dioxide
15.9µg/m³
Sulphur dioxide
4.8µg/m³
Carbon monoxide
178.0µg/m³
Dust (AOD)
0.01

Generated using Copernicus Atmosphere Monitoring Service information

Hour by hour

Step-by-step detail: temperature, wind, cloud cover and ultraviolet.

Estimated from a deterministic model, not an ensemble probability.
°C

9 days

Each day's extremes and the chance of rain, out to the end of the run.

18° → 36°

Rain probability (> 1 mm): 50 ECMWF ensemble members.

  • Today

    Clear sky

    36°

    20°

  • Sat

    Clear sky

    36°

    18°

  • Sun

    Mainly clear

    35°

    18°

  • Mon

    Mainly clear

    34°

    20°

  • Tue

    Overcast

    32°

    19°

  • Wed

    Clear sky0 mm

    32°

    20°

  • Thu

    Mainly clear

    30°

    18°

  • Fri

    Clear sky

    31°

    18°

  • Sat

    Clear sky

    33°

    20°

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV11very high
Sunrise
06:08
Daylight
13 h 39
Sunset
19:47

Radiation · 27.7 MJ/m²

Sea state

Sea state at the marine grid point closest to the city.

0.6 mperiod 15 s 216°

Significant height: the mean of the highest third of waves. Individual waves reach about twice it.

Data: ECMWF

Today in Walnut the mean temperature will be 28.0 °C — +4.6 °C against the normal for 7 August, measured from 1940 to 2026. (1,290 obs.)

Walnut climate — normals and trends