June 17, 2026 2:35 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 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
2:35 am, Jun 17, 2026
temperature icon 65°F
clear sky
Humidity: 51 %
Pressure: 1013 mb
Wind: 15 mph
Wind Gust: 18 mph
Clouds: 0%
Visibility: 10 km
Sunrise: 5:37 am
Sunset: 8:03 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
5:00 am
temperature icon
53°/61°°F 0 mm 0% 5 mph 52% 1013 mb 0 mm/h
8:00 am
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65°/65°°F 0 mm 0% 6 mph 36% 1012 mb 0 mm/h
11:00 am
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77°/77°°F 0 mm 0% 10 mph 16% 1011 mb 0 mm/h
2:00 pm
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79°/79°°F 0 mm 0% 12 mph 16% 1009 mb 0 mm/h
5:00 pm
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72°/72°°F 0 mm 0% 17 mph 19% 1009 mb 0 mm/h
8:00 pm
temperature icon
63°/63°°F 0 mm 0% 12 mph 45% 1011 mb 0 mm/h
11:00 pm
temperature icon
55°/55°°F 0 mm 0% 8 mph 66% 1012 mb 0 mm/h
2:00 am
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50°/50°°F 0 mm 0% 9 mph 72% 1012 mb 0 mm/h