Crestline

Walla Walla County, California, United States

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Current Weather

11°

Clear

Feels Like: 16°

Min:

Max: 22°

The next few hours will be clear, with today reaching 21°C and dropping to 14°C. The coming days will be clear throughout the day.

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Hourly Forecast

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Today
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Daylight Hours

06:38

Sunrise

18:48

Sunset

12 hours 9 minutes of sunlight today

Moon

Waxing Crescent

12:14

Moonrise

21:17

Moonset

Daily Forecast

Today

22°

Thursday

14°
25°

Friday

15°
26°

Saturday

16°
29°

Sunday

18°
29°

Monday

17°
27°

Tuesday

17°
29°

Wednesday

19°
29°

Thursday

27°

Friday

17°
28°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

88% Humid
Low High

Weather in Crestline today, September 16, 2026

Plan for bright conditions in Crestline on September 16, 2026, though cloud cover thickens for a spell near 20:00. The day as a whole still leans toward sunshine. The morning looks comparatively open, with cloud near 11% around 02:00. Early outdoor plans have a better chance of staying dry and bright.

The temperature range runs from about 9°C up to 22°C. Moisture in the air spans 41%-90%, with the highest values around 07:00. Expect gentle winds, highest near 17:00 at 6.1 km/h.

Later hours favour clearer intervals, as cloud stays near 36% around 20:00. The afternoon is the better half for outdoor time. Horizontal visibility sits around 16.1 km, briefly nearer 15.7 km. Daylight runs from 06:38 to 18:48, lasting 12 hours 9 minutes of sunlight today.

Taken together, settled sunshine in Crestline on September 16, 2026 makes outdoor timing easier, with highs near 22°C.

Frequently asked questions about weather in Crestline

How warm does it get in Crestline?

The warmest month in Crestline 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 Crestline?

The coldest month in Crestline is January, with average low temperatures of 4°C. The average temperature during this period is around 9°C.

What is the wettest time of year in Crestline?

The wettest month in Crestline is February, with an average of 63mm of precipitation.

What is the driest time of year in Crestline?

The driest month in Crestline is June, with an average of 2mm of precipitation.

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Metric (°C, km/h)