Live Weather & Forecast

Weather in Walnut

California, United States · Real-time conditions & 3-day outlook

Flag of United States
Light rain
13°C
Feels like 12°C
56°F / Feels 54°F
Light rain
Walnut, California
🌞 Daytime
Updated: 2026-04-12 09:30
💧
Humidity
94%
💨
Wind
11.9 km/h SW
🌬️
Wind Gust
16.7 km/h
🌡️
Pressure
1016 mb
👁️
Visibility
3.2 km
☀️
UV Index
0.6 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
100%
💦
Dew Point
11.5°C
🌐
Wind Degree
230°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
151.9 μg/m³
NO₂
7.5 μg/m³
O₃
101 μg/m³
SO₂
5.4 μg/m³
PM 2.5
8.6 μg/m³
PM 10
10.9 μg/m³

Weather Alerts 5

Met · Moderate · Expected
Winter Weather Advisory issued April 11 at 8:36PM PDT until April 13 at 11:00AM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Wet snow expected. Total snow accumulations up to around 6 inches above 6000 feet. Winds gusting as high as 45 mph. * WHERE...Eastern San Gabriel Mountains, Interstate 5 Corridor, and Western San Gabriel Mountains and Highway 14 Corridor. * WHEN...From 3 AM Sunday to 11 AM PDT Monday. * IMPACTS...The hazardous conditions could impact the Monday morning commute. Gusty winds could bring...

Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.

Effective: 2026-04-11T20:36:00-07:00  ·  Expires: 2026-04-12T11:00:00-07:00
Met · Moderate · Expected
Wind Advisory issued April 11 at 7:00PM PDT until April 12 at 10:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. Isolated gusts to around 55 mph near Lake Palmdale. * WHERE...Antelope Valley Foothills. * WHEN...From 3 AM to 10 PM PDT Sunday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

Effective: 2026-04-11T19:00:00-07:00  ·  Expires: 2026-04-12T07:00:00-07:00
Met · Moderate · Expected
Special Weather Statement issued April 12 at 4:43AM PDT by NWS Los Angeles/Oxnard CA

At 442 AM PDT, Doppler radar was tracking gusty showers across portions of Ventura and Los Angeles Counties moving northeast at 25 mph. HAZARD...Wind gusts up to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Oxnard... Thousand Oaks... Simi Valley... Eastern Ventura... Camarillo... Fillmore......

If outdoors, consider seeking shelter inside a building.

Effective: 2026-04-12T04:43:00-07:00  ·  Expires: 2026-04-12T05:45:00-07:00
Met · Moderate · Expected
Winter Weather Advisory issued April 12 at 12:40AM PDT until April 13 at 11:00AM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Wet snow expected. Total snow accumulations up to around 6 inches above 6000 feet. Winds gusting as high as 45 mph. * WHERE...Eastern San Gabriel Mountains, Interstate 5 Corridor, and Western San Gabriel Mountains and Highway 14 Corridor. * WHEN...Until 11 AM PDT Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Monday morning commute. Gust...

Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.

Effective: 2026-04-12T00:40:00-07:00  ·  Expires: 2026-04-12T17:00:00-07:00
Met · Moderate · Expected
Wind Advisory issued April 12 at 12:39AM PDT until April 12 at 10:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. Isolated gusts to around 55 mph near Lake Palmdale. * WHERE...Eastern Antelope Valley Foothills and Western Antelope Valley Foothills. * WHEN...Until 10 PM PDT this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

Effective: 2026-04-12T00:39:00-07:00  ·  Expires: 2026-04-12T22:00:00-07:00

Today's Hourly Forecast

24-hour breakdown for Walnut, California

12 AM
Overcast
14°
Overcast
💧 82% 💨 10.4 km/h
1 AM
Cloudy
13°
Cloudy
💧 78% 💨 10.1 km/h
2 AM
Clear
13°
Clear
💧 83% 💨 11.5 km/h
3 AM
Light rain
13°
Light rain
💧 92% 💨 12.6 km/h 🌧️ 100%
4 AM
Light rain
13°
Light rain
💧 92% 💨 12.2 km/h 🌧️ 100%
5 AM
Cloudy
13°
Cloudy
💧 91% 💨 10.1 km/h
6 AM
Partly Cloudy
13°
Partly Cloudy
💧 92% 💨 10.8 km/h
7 AM
Sunny
13°
Sunny
💧 92% 💨 11.9 km/h
8 AM
Sunny
14°
Sunny
💧 85% 💨 13.3 km/h
9 AM
Light rain
13°
Light rain
💧 94% 💨 11.9 km/h
10 AM
Patchy rain nearby
14°
Patchy rain nearby
💧 77% 💨 11.2 km/h 🌧️ 88%
11 AM
Moderate rain
14°
Moderate rain
💧 91% 💨 13 km/h 🌧️ 100%
12 PM
Moderate rain at times
14°
Moderate rain at times
💧 85% 💨 15.1 km/h 🌧️ 100%
1 PM
Patchy rain nearby
14°
Patchy rain nearby
💧 77% 💨 17.3 km/h 🌧️ 100%
2 PM
Patchy rain nearby
15°
Patchy rain nearby
💧 77% 💨 19.4 km/h 🌧️ 100%
3 PM
Partly Cloudy
15°
Partly Cloudy
💧 64% 💨 22.3 km/h
4 PM
Partly Cloudy
15°
Partly Cloudy
💧 59% 💨 22.3 km/h
5 PM
Partly Cloudy
15°
Partly Cloudy
💧 58% 💨 21.6 km/h
6 PM
Sunny
14°
Sunny
💧 58% 💨 19.4 km/h
7 PM
Partly Cloudy
13°
Partly Cloudy
💧 65% 💨 16.9 km/h
8 PM
Clear
12°
Clear
💧 69% 💨 15.5 km/h
9 PM
Partly Cloudy
11°
Partly Cloudy
💧 72% 💨 13.3 km/h
10 PM
Partly Cloudy
13°
Partly Cloudy
💧 75% 💨 11.5 km/h
11 PM
Partly Cloudy
11°
Partly Cloudy
💧 61% 💨 10.8 km/h

3-Day Forecast

Daily overview for Walnut, California

Today
Moderate rain
Moderate rain
16° / 11°
🌧️ 88% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 22.3 km/h
🌧️ Total precip: 8.06 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:24 AM
🌇 Sunset: 07:21 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Partly Cloudy
Partly Cloudy
14° / 8°
🌧️ 0% chance of rain
💧 Avg. humidity: 70%
💨 Max wind: 22.3 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:22 AM
🌇 Sunset: 07:22 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Sunny
Sunny
20° / 8°
🌧️ 0% chance of rain
💧 Avg. humidity: 68%
💨 Max wind: 17.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:21 AM
🌇 Sunset: 07:22 PM
🌙 Waning Crescent
🌑 Moon: 15% lit

Best Time to Visit Walnut

Plan your trip to Walnut, United States around the most favorable weather conditions.

Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
← Back to Walnut 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Walnut?
Current conditions in Walnut: Light rain, temperature 13°C, humidity 94%.
What is the best time to visit Walnut?
The best time to visit Walnut is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Walnut?
Walnut is located at approximately 34° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Walnut?
The wettest period in Walnut is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Walnut?
For visits to Walnut during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Walnut in?
Walnut is located in United States, in the state of California.
What are the public holidays in Walnut in 2026?
View the 2026 public holidays for Walnut on our Holidays page.
What are the GPS coordinates used for the weather forecast in Walnut?
The weather forecast for Walnut uses coordinates 34.0203, -117.8659.