August 13, 2026 11:28 PM

This week’s 5 Day Weather Forecast for Southern California

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday December 2 through Friday December 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 cool, sunny, and a high of 75°. Tuesday will be cool, sunny with morning fog/clouds, and a high of 74°. Wednesday will be cool, sunny with morning fog/clouds, and a high of 74°. Thursday will be warm, sunny, and a high of 77°. Friday will be warm, mostly sunny with gusty winds, and a high of 79°.

High Deserts Area Aveage Weather/Temps:

Monday will be cool, sunny, windy, and a high of 71+°. Tuesday will be cool, mostly sunny, windy, and a high of 71+°. Wednesday will be cool, sunny, windy and a high of 71+°. Thursday will be cool, sunny, gusty winds, and a high of 72+°. Friday will be cool, sunny, and gusty winds, and a high 74°. Higher temps in the Barstow area.

Mountains Area Aveage Weather/Temps:

Monday will be cold, sunny, windy, and a high of 57°. Tuesday will be cold, mostly sunny, windy, and a high of 56°. Wednesday will be cold, sunny, windy and a high of 56°. Thursday will be cold, sunny, gusty winds, and a high of 57°. Friday will be cold, sunny, gusty winds, and a high of 59°.

*Timing/Weather on each day may change.

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Cajon Pass
11:28 pm, Aug 13, 2026
temperature icon 66°F
overcast clouds
Humidity: 66 %
Pressure: 1015 mb
Wind: 14 mph
Wind Gust: 18 mph
Clouds: 89%
Visibility: 10 km
Sunrise: 6:09 am
Sunset: 7:39 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
2:00 am
temperature icon
61°/64°°F 0 mm 0% 7 mph 70% 1015 mb 0 mm/h
5:00 am
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62°/63°°F 0 mm 0% 3 mph 74% 1015 mb 0 mm/h
8:00 am
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66°/66°°F 0 mm 0% 3 mph 55% 1015 mb 0 mm/h
11:00 am
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76°/76°°F 0 mm 0% 9 mph 28% 1014 mb 0 mm/h
2:00 pm
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80°/80°°F 0 mm 0% 18 mph 25% 1014 mb 0 mm/h
5:00 pm
temperature icon
78°/78°°F 0 mm 0% 16 mph 25% 1013 mb 0 mm/h
8:00 pm
temperature icon
67°/67°°F 0 mm 0% 9 mph 49% 1015 mb 0 mm/h
11:00 pm
temperature icon
65°/65°°F 0 mm 0% 7 mph 64% 1017 mb 0 mm/h