South El Monte

Sweetwater County, California, United States

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Current Weather

20°

Clear

Feels Like: 18°

Min: 20°

Max: 28°

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

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Hourly Forecast

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Today
Tomorrow

Daylight Hours

06:40

Sunrise

18:52

Sunset

12 hours 12 minutes of sunlight today

Moon

Waxing Crescent

11:16

Moonrise

20:46

Moonset

Daily Forecast

Tuesday

20°
28°

Today

17°
27°

Thursday

17°
31°

Friday

19°
33°

Saturday

21°
30°

Sunday

20°
31°

Monday

21°
32°

Tuesday

22°
30°

Wednesday

20°
29°

Thursday

19°
27°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

75% Humid
Low High

Weather in South El Monte tomorrow, September 16, 2026

South El Monte starts September 16, 2026 under largely sunny skies, with bright spells setting the tone from the outset. Outdoor plans should enjoy long stretches of open sky as the day unfolds. Cloud leads the morning, peaking close to 75% near 09:00. Sunshine has little room until later in the day.

Expect highs of 27°C and cooler readings close to 17°C. Relative humidity sits between 48% and 86%, reaching its peak around 06:00. Airflow remains manageable, reaching about 4.6 km/h around 14:00.

Afternoon conditions open up, holding cloud close to 26% near 12:00. The day finishes on a milder, brighter note. Views remain open at about 16.1 km. Sunrise is at 06:41 and sunset at 18:51, giving 12 hours 9 minutes of sunlight today.

Overall, South El Monte on September 16, 2026 favours outdoor plans under mostly open skies, with a comfortable high near 27°C.

Frequently asked questions about weather in South El Monte

How warm does it get in South El Monte?

The warmest month in South El Monte is August, with average high temperatures of 31°C. The average temperature during this period is around 24°C.

How cold does it get in South El Monte?

The coldest month in South El Monte is January, with average low temperatures of 8°C. The average temperature during this period is around 13°C.

What is the wettest time of year in South El Monte?

The wettest month in South El Monte is January, with an average of 87mm of precipitation.

What is the driest time of year in South El Monte?

The driest month in South El Monte is July, with an average of 1mm of precipitation.

View full climate insights for South El Monte →

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