March 7, 2026 7:06 PM

Fall like Temps in the 5 Day Forecast

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday September 22 through Friday September 26 for Southern California. Check out the 5-day forecast below in your area.

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

Monday will be hot, partly sunny with a chance of rain showers and thunderstorms, and a high of 90°. Tuesday will be hot, partly sunny with a chance of rain showers and thunderstorms, with a high of 94°. Wednesday will be hot, mostly sunny with a chance of rain showers and thunderstorms, and a high of 90°. Thursday will be hot, mostly sunny, and a high of 87°. Friday will be hot, mostly sunny, and a high of 84°.

High Deserts Area Average Weather/Temps:

Monday will be hot, partly sunny with a chance of rain showers and thunderstorms, windy, and a high of 92+°. Tuesday will be hot, partly sunny with a chance of rain showers and thunderstorms, windy, and a high of 90+°. Wednesday will be hot, partly sunny with a chance of rain showers and thunderstorms, windy and a high of 86+°. Thursday will be hot, mostly sunny, windy, and a high of 88+°. Friday will be hot, mostly sunny, windy, and a high 89+°. Higher temps in the Barstow area.

Mountains Area Average Weather/Temps:

Monday will be warm, partly sunny with a chance of rain showers and thunderstorms, windy, and a high of 70°. Tuesday will be warm, partly sunny with a chance of rain showers and thunderstorms, windy, and a high of 74°. Wednesday will be warm, partly sunny with a chance of rain showers and thunderstorms, windy and a high of 73°. Thursday will be warm, mostly sunny, windy, and a high of 70°. Friday will be warm, mostly sunny, windy, and a high of 68°.

*Timing of the Weather on each day can change.

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Cajon Pass
7:06 pm, Mar 7, 2026
temperature icon 52°F
clear sky
Humidity: 18 %
Pressure: 1018 mb
Wind: 9 mph
Wind Gust: 9 mph
Clouds: 0%
Visibility: 10 km
Sunrise: 6:10 am
Sunset: 5:50 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
7:00 pm
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49°/52°°F 0 mm 0% 13 mph 18% 1018 mb 0 mm/h
10:00 pm
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45°/50°°F 0 mm 0% 9 mph 21% 1018 mb 0 mm/h
1:00 am
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47°/49°°F 0 mm 0% 9 mph 24% 1018 mb 0 mm/h
4:00 am
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43°/43°°F 0 mm 0% 9 mph 25% 1018 mb 0 mm/h
7:00 am
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47°/47°°F 0 mm 0% 8 mph 26% 1018 mb 0 mm/h
10:00 am
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61°/61°°F 0 mm 0% 11 mph 16% 1017 mb 0 mm/h
1:00 pm
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66°/66°°F 0 mm 0% 16 mph 14% 1014 mb 0 mm/h
4:00 pm
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66°/66°°F 0 mm 0% 13 mph 15% 1012 mb 0 mm/h