Lake Arrowhead

Walla Walla County, California, United States

Forecast Summary

The next few hours will be overcast, with today reaching 23°C and dropping to 11°C. The coming days will be light rain until evening and misty overnight.

Current Weather

16°

Partly Cloudy

Feels Like

19°

Min

14°

Max

23°

Compared to Yesterday

Unlock Historical Data

Compare today's weather with yesterday's data and track temperature trends over time.

Upgrade Now

Hourly Forecast

Weather forecast for the next 48 hours.

20° 18° 17° 16° 16° 15° 14° 13° 12° 12° 11° 11° 12° 13° 15° 17° 18° 19° 20° 21° 21° 22° 22° 21° 19° 17° 17° 17° 16° 15° 15° 15° 14° 14° 14° 13° 13° 13° 13° 13° 13° 13° 13° 13° 13° 14° 13° 12°

9%

5%

8%

16%

27%

38%

49%

59%

70%

81%

85%

88%

92%

92%

92%

92%

88%

84%

80%

80%

80%

5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
Today
Tomorrow
Saturday

UV Index

Wear sunscreen

3 Moderate
Low Extreme

Humidity

Current air moisture level

63% Comfortable
Low High

Daylight Hours

13 hours 21 minutes of sunlight today

06:05

Sunrise

19:26

Sunset

Daily Forecast

Weather forecast for the next 8 days.

Thursday

14°
23°

Today

11°
22°

Saturday

15°

Sunday

20°

Monday

24°

Tuesday

11°
26°

Wednesday

15°
28°

Thursday

14°
25°

Air Quality Data Available

Upgrade to access real-time air quality data for Lake Arrowhead.

Upgrade Now
Powered by Airpult

Frequently asked questions about weather in Lake Arrowhead

How warm does it get in Lake Arrowhead?

The warmest month in Lake Arrowhead is July, with average high temperatures of 34°C. The average temperature during this period is around 26°C.

How cold does it get in Lake Arrowhead?

The coldest month in Lake Arrowhead is December, with average low temperatures of 5°C. The average temperature during this period is around 9°C.

What is the wettest time of year in Lake Arrowhead?

The wettest month in Lake Arrowhead is January, with an average of 60mm of precipitation.

What is the driest time of year in Lake Arrowhead?

The driest month in Lake Arrowhead is June, with an average of 3mm of precipitation.

View full climate insights for Lake Arrowhead →

Stay informed

Latest Weather News

  ·  

   

  ·  

   

  ·  

   

  ·  

   

Airpult

Get accurate weather forecasts worldwide with real-time updates and severe weather alerts. Covering 6M+ locations with precise, reliable weather data.

© 2026 Samuenti GmbH. All rights reserved.

Cookie Settings
gb English
Metric (°C, km/h)

Confirm