July 21, 2026 1:02 AM

Small Cool Down in this Weeks 5 Day Forecast

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday August 11 through Friday August 15 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, sunny, and a high of 98°. Tuesday will be hot, sunny, with a high of 95°. Wednesday will be hot, sunny, and a high of 94°. Thursday will be hot, mostly sunny, and a high of 93°. Friday will be hot, mostly sunny, and a high of 91°.

High Deserts Area Average Weather/Temps:

Monday will be hot, mostly sunny, windy, and a high of 106+°. Tuesday will be hot, sunny, windy, and a high of 104+°. Wednesday will be hot, sunny, windy and a high of 102+°. Thursday will be hot, mostly sunny, windy, and a high of 98+°. Friday will be hot, mostly sunny, windy, and a high 95+°. Higher temps in the Barstow area.

Mountains Area Average Weather/Temps:

Monday will be warm, mostly sunny, windy, and a high of 86°. Tuesday will be warm, sunny, windy, and a high of 85°. Wednesday will be warm, sunny, windy and a high of 84°. Thursday will be warm, mostly sunny, windy, and a high of 82°. Friday will be warm, mostly sunny, windy, and a high of 80°.

*Timing of the Weather on each day can change.

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Cajon Pass
1:02 am, Jul 21, 2026
temperature icon 73°F
few clouds
Humidity: 36 %
Pressure: 1014 mb
Wind: 15 mph
Wind Gust: 14 mph
Clouds: 16%
Visibility: 10 km
Sunrise: 5:52 am
Sunset: 7:59 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
2:00 am
temperature icon
65°/73°°F 0.2 mm 20% 5 mph 36% 1014 mb 0 mm/h
5:00 am
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65°/70°°F 0 mm 0% 5 mph 42% 1014 mb 0 mm/h
8:00 am
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69°/70°°F 0 mm 0% 6 mph 36% 1015 mb 0 mm/h
11:00 am
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81°/81°°F 0 mm 0% 9 mph 24% 1014 mb 0 mm/h
2:00 pm
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87°/87°°F 0 mm 0% 10 mph 22% 1013 mb 0 mm/h
5:00 pm
temperature icon
82°/82°°F 0 mm 0% 14 mph 26% 1012 mb 0 mm/h
8:00 pm
temperature icon
72°/72°°F 0 mm 0% 10 mph 43% 1014 mb 0 mm/h
11:00 pm
temperature icon
68°/68°°F 0 mm 0% 8 mph 54% 1016 mb 0 mm/h