September 7, 2026 6:51 AM

Above Average Temps in the 5 Day

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday December 8 through Friday December 12 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 warm, mostly sunny, and a high of 80°. Tuesday will be warm, sunny, with a high of 84°. Wednesday will be warm, mostly sunny, and a high of 83°. Thursday will be warm, sunny, and a high of 82°. Friday will be warm, mostly sunny, and a high of 84°.

High Deserts Area Average Weather/Temps:

Monday will be cool, sunny, windy, and a high of 69+°. Tuesday will be cool, sunny, windy, and a high of 70+°. Wednesday will be cold, sunny, windy and a high of 73+°. Thursday will be cold, mostly sunny, windy, and a high of 72+°. Friday will be cool, mosty sunny, windy, and a high 71+°. Higher temps in the Barstow area.

Mountains Area Average Weather/Temps:

Monday will be cold, sunny, windy, and a high of 57°. Tuesday will be cold, sunny, windy, and a high of 62°. Wednesday will be cold, sunny, windy and a high of 64°. Thursday will be cold, mostly sunny, windy, and a high of 64°. Friday will be cold, mostly sunny, windy, and a high of 63°.

*Timing of the Weather on each day can change.

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Cajon Pass
6:51 am, Sep 7, 2026
temperature icon 64°F
overcast clouds
Humidity: 94 %
Pressure: 1014 mb
Wind: 1 mph
Wind Gust: 2 mph
Clouds: 98%
Visibility: 10 km
Sunrise: 6:27 am
Sunset: 7:08 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
8:00 am
temperature icon
64°/65°°F 0 mm 0% 1 mph 94% 1014 mb 0 mm/h
11:00 am
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66°/71°°F 0 mm 0% 3 mph 81% 1014 mb 0 mm/h
2:00 pm
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75°/80°°F 0 mm 0% 7 mph 57% 1013 mb 0 mm/h
5:00 pm
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82°/82°°F 0.22 mm 22% 6 mph 39% 1012 mb 0 mm/h
8:00 pm
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73°/73°°F 0.26 mm 26% 7 mph 53% 1013 mb 0 mm/h
11:00 pm
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70°/70°°F 0 mm 0% 5 mph 58% 1014 mb 0 mm/h
2:00 am
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68°/68°°F 0 mm 0% 1 mph 59% 1014 mb 0 mm/h
5:00 am
temperature icon
68°/68°°F 0 mm 0% 1 mph 58% 1014 mb 0 mm/h