April 12, 2026 5:44 AM

Monday September 2 – Friday September 6 Work Week’s Forecast for SoCal

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday September 2 through Friday September 6 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 95°. Tuesday will be hot, sunny, and a high of 100°. Wednesday will be hot, sunny, and a high of 104°. Thursday will be hot, mostly sunny, and a high of 106°. Friday will be hot, mostly sunny, and a high of 105°.

High Deserts Area Aveage Weather/Temps:

Monday will be hot, partly sunny with a chance of thunderstorms, windy, and a high of 98+°. Tuesday will be hot, sunny windy, and a high of 101+°. Wednesday will be hot, sunny, windy, and a high of 106+°. Thursday will be hot, sunny, windy, and a high of 107+°. Friday will be hot, sunny, and gusty winds, and a high 106+°. 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 88°. Tuesday will be warm, sunny, windy, and a high of 89°. Wednesday will be warm, sunny, windy and a high of 90°. Thursday will be warm, sunny, windy, and a high of 91°. Friday will be warm, sunny, windy, and a high of 90°.

*Timing/Weather on each day may change.

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Cajon Pass
5:44 am, Apr 12, 2026
temperature icon 45°F
overcast clouds
Humidity: 81 %
Pressure: 1012 mb
Wind: 13 mph
Wind Gust: 19 mph
Clouds: 100%
Visibility: 10 km
Sunrise: 6:21 am
Sunset: 7:18 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
8:00 am
temperature icon
46°/47°°F 0.65 mm 65% 11 mph 80% 1012 mb 0 mm/h
11:00 am
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48°/49°°F 1 mm 100% 10 mph 87% 1013 mb 0 mm/h
2:00 pm
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50°/50°°F 1 mm 100% 10 mph 87% 1013 mb 0 mm/h
5:00 pm
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49°/49°°F 1 mm 100% 15 mph 65% 1013 mb 0 mm/h
8:00 pm
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46°/46°°F 0 mm 0% 13 mph 73% 1015 mb 0 mm/h
11:00 pm
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39°/39°°F 0 mm 0% 10 mph 82% 1017 mb 0 mm/h
2:00 am
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40°/40°°F 0 mm 0% 8 mph 87% 1016 mb 0 mm/h
5:00 am
temperature icon
40°/40°°F 0 mm 0% 7 mph 87% 1016 mb 0 mm/h