Fontana

Walla Walla County, California, United States

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Current Weather

17°

Clear

Feels Like: 18°

Min: 16°

Max: 27°

The next few hours will be clear, with today reaching 27°C and dropping to 17°C. The coming days will be clear

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Hourly Forecast

17° 17° 16° 16° 16° 16° 18° 19° 21° 23° 25° 27° 27° 27° 27° 25° 23° 21° 21° 20° 19° 19° 18° 18°
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Today
Tomorrow

Daylight Hours

06:38

Sunrise

18:48

Sunset

12 hours 9 minutes of sunlight today

Moon

Waxing Crescent

12:14

Moonrise

21:18

Moonset

Daily Forecast

Today

16°
27°

Thursday

17°
31°

Friday

20°
33°

Saturday

22°
31°

Sunday

21°
32°

Monday

22°
31°

Tuesday

22°
29°

Wednesday

22°
29°

Thursday

18°
28°

Friday

18°
29°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

85% Humid
Low High

Weather in Fontana today, September 16, 2026

Conditions in Fontana on September 16, 2026 favour clear skies, so the day opens with a fine, sunny outlook. Any interruptions to the blue should be brief rather than lasting. The morning looks comparatively open, with cloud near 54% around 07:00. Early outdoor plans have a better chance of staying dry and bright.

The day peaks near 27°C and cools toward 16°C. Relative humidity sits between 41% and 91%, reaching its peak around 06:00. A lighter breeze peaks around 17:00 near 5.9 km/h.

Through the afternoon skies look more workable, with cloud near 5% around 12:00. Later outdoor plans have a clearer window than the morning may have suggested. Expect visibility near 15.9 km, with poorer spells close to 14.3 km. The sun rises at 06:38 and sets at 18:48, for a total of 12 hours 9 minutes of sunlight today.

In short, September 16, 2026 looks like a fine day in Fontana for being outside, peaking around 27°C.

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Metric (°C, km/h)