November 3, 2026 6:48 PM

Summer Like Temps at the End of the 5 Day Forecast

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week weather forecast for Monday September 21 through Friday September 25 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, mostly sunny with morning fog, and a high 82°. Tuesday will be hot, mostly sunny with morning fog, and the high of 85°. Wednesday will be hot, sunny, and a high of 94°. Thursday will be hot, mostly sunny, and a high of 97°. Friday will be hot, mostly sunny, and a high of 96°.  

High Deserts Area Average Weather/Temps:

Monday will be hot, mostly sunny with a chance of thunderstorms, windy, and a high of 87+°. Tuesday will be hot, mostly sunny with a chance of thunderstorms, windy, and a high of 90+°. Wednesday will be hot, sunny, windy and a high of 95+°. Thursday will be hot, sunny, windy, and a high of 99+°. Friday will be hot, mostly sunny, windy, and a high 98+°. Higher temps in the Barstow area. 

Mountains Area Average Weather/Temps:

Monday will be cool, mostly sunny with a chance of thunderstorms, windy, and a high of 70°. Tuesday will be cool., sunny with a chance of thunderstorms, windy, and a high of 70°. Wednesday will be warm, sunny, windy, and a high of 73°. Thursday will be warm, sunny, windy and a high of 75°. Friday will be warm, mostly sunny, windy, and a high of 75°.

*Timing of the Weather on each day can change.

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Cajon Pass
6:48 pm, Nov 3, 2026
temperature icon 55°F
clear sky
Humidity: 59 %
Pressure: 1015 mb
Wind: 9 mph
Wind Gust: 9 mph
Clouds: 0%
Visibility: 10 km
Sunrise: 6:11 am
Sunset: 4:54 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
7:00 pm
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53°/55°°F 0 mm 0% 3 mph 59% 1015 mb 0 mm/h
10:00 pm
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47°/52°°F 0 mm 0% 3 mph 63% 1015 mb 0 mm/h
1:00 am
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43°/47°°F 0 mm 0% 2 mph 67% 1015 mb 0 mm/h
4:00 am
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41°/41°°F 0 mm 0% 3 mph 65% 1014 mb 0 mm/h
7:00 am
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46°/46°°F 0 mm 0% 1 mph 68% 1016 mb 0 mm/h
10:00 am
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58°/58°°F 0 mm 0% 5 mph 53% 1016 mb 0 mm/h
1:00 pm
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64°/64°°F 0 mm 0% 1 mph 44% 1014 mb 0 mm/h
4:00 pm
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62°/62°°F 0 mm 0% 2 mph 39% 1013 mb 0 mm/h