August 14, 2026 12:44 AM

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 9 through Friday December 13 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 with afternoon gusty winds, and a high of 73°. Tuesday will be cool, sunny with gusty winds, and a high of 71°. Wednesday will be cool, partly sunny, and a high of 73°. Thursday will be cool, sunny, and a high of 72°. Friday will be cool, mostly sunny with gusty winds, and a high of 68°.

High Deserts Area Aveage Weather/Temps:

Monday will be cool, sunny, windy, and a high of 64+°. Tuesday will be cool, mostly sunny, windy, and a high of 60+°. Wednesday will be cool, sunny, windy and a high of 61+°. Thursday will be cool, sunny, windy, and a high of 63+°. Friday will be cool, sunny, and windy, and a high 62°. Higher temps in the Barstow area.

Mountains Area Aveage Weather/Temps:

Monday will be cold, sunny, windy, and a high of 51°. Tuesday will be cold, sunny, windy, and a high of 47°. Wednesday will be cold, sunny, windy and a high of 53°. Thursday will be cold, sunny, windy, and a high of 54°. Friday will be cold, sunny, windy, and a high of 51°.

*Timing/Weather on each day may change.

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Cajon Pass
12:44 am, Aug 14, 2026
temperature icon 67°F
overcast clouds
Humidity: 66 %
Pressure: 1015 mb
Wind: 7 mph
Wind Gust: 8 mph
Clouds: 100%
Visibility: 10 km
Sunrise: 6:09 am
Sunset: 7:38 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
2:00 am
temperature icon
61°/67°°F 0 mm 0% 7 mph 66% 1014 mb 0 mm/h
5:00 am
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61°/65°°F 0 mm 0% 3 mph 71% 1014 mb 0 mm/h
8:00 am
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66°/66°°F 0 mm 0% 3 mph 61% 1015 mb 0 mm/h
11:00 am
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78°/78°°F 0 mm 0% 9 mph 28% 1014 mb 0 mm/h
2:00 pm
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81°/81°°F 0 mm 0% 19 mph 24% 1013 mb 0 mm/h
5:00 pm
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79°/79°°F 0 mm 0% 18 mph 27% 1013 mb 0 mm/h
8:00 pm
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68°/68°°F 0 mm 0% 11 mph 53% 1015 mb 0 mm/h
11:00 pm
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66°/66°°F 0 mm 0% 6 mph 66% 1017 mb 0 mm/h