February 21, 2026 8:00 AM

Monday August 12 – Friday August 16 Work Week’s Forecast for SoCal

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday August 12 through Friday August 16 for Southern California. Check out the 5-day forecast below in your area.

Cajon Pass/Inland Empire Valley Area Aveage Weather/Temps:

Monday will be hot, sunny, and a high of 94°. Tuesday will be hot, sunny, and a high of 95°. Wednesday will be hot, sunny, and a high of 95°. Thursday will be hot, sunny, and a high of 97°. Friday will be hot, mostly sunny, and a high of 95°.

High Deserts Area Aveage Weather/Temps:

Monday will be hot, partly sunny with a chance of thunderstorms, windy, and a high of 95+°. Tuesday will be hot, sunny, windy, and a high of 96+°. Wednesday will be hot, sunny , windy, and a high of 96+°. Thursday will be hot, sunny, windy, and a high of 98+°. Friday will be hot, mostly sunny, and gusty winds, and a high 97+°. Higher temps in the Barstow area.

Mountains Area Aveage Weather/Temps:

Monday will be warm, partly sunny with a chance of thunderstorms, windy, and a high of 81°. Tuesday will be warm, sunny, windy, and a high of 80°. Wednesday will be warm, sunny , windy and a high of 80°. Thursday will be warm, sunny, windy, and a high of 83°. Friday will be warm, mostly sunny, gusty winds, and a high of 83°.

*Timing/Weather on each day may change.

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Cajon Pass
8:00 am, Feb 21, 2026
temperature icon 37°F
clear sky
Humidity: 54 %
Pressure: 1023 mb
Wind: 1 mph
Wind Gust: 0 mph
Clouds: 3%
Visibility: 10 km
Sunrise: 6:28 am
Sunset: 5:38 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
10:00 am
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40°/47°°F 0 mm 0% 5 mph 51% 1022 mb 0 mm/h
1:00 pm
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48°/54°°F 0 mm 0% 4 mph 39% 1022 mb 0 mm/h
4:00 pm
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49°/49°°F 0 mm 0% 6 mph 32% 1021 mb 0 mm/h
7:00 pm
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43°/43°°F 0 mm 0% 4 mph 45% 1024 mb 0 mm/h
10:00 pm
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44°/44°°F 0 mm 0% 4 mph 44% 1025 mb 0 mm/h
1:00 am
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42°/42°°F 0 mm 0% 5 mph 44% 1025 mb 0 mm/h
4:00 am
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39°/39°°F 0 mm 0% 5 mph 46% 1026 mb 0 mm/h
7:00 am
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41°/41°°F 0 mm 0% 6 mph 45% 1026 mb 0 mm/h