February 20, 2026 2:58 PM

Monday June 17 – Friday June 21 Work Week’s Forecast for SoCal

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday June 17 through Friday June 21 for Southern California. Check out the 5-day forecast below in your area.

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Cajon Pass
2:58 pm, Feb 20, 2026
temperature icon 45°F
broken clouds
39 %
1016 mb
1 mph
Wind Gust: 4 mph
Clouds: 71%
Visibility: 6 mi
Sunrise: 6:29 am
Sunset: 5:37 pm

Cajon Pass/Inland Empire Valley Area Weather:

Monday will be warm, sunny with morning clouds/fog, and a high of 80°. Tuesday will be warm, sunny with morning clouds/fog, and a high of 85°. Wednesday will be warm, sunny, and a high of 93°. Thursday will be warm, sunny with morning clouds/fog, and a high of 99°. Friday will be warm, partly sunny with morning clouds/fog, and a high of 91°.

High Deserts Weather:

Monday will be hot, sunny, windy, and a high of 87+°. Tuesday will be hot, sunny, windy, and a high of 90+°. Wednesday will be hot, sunny, windy, and a high of 89+°. Thursday will be hot, sunny, windy, and a high of 93+°. Friday will be hot, mostly sunny, and gusty winds, and a high 94+°. Higher temps in the Barstow area.

Mountains Weather:

Monday will be warm, sunny, windy, and a high of 72°. Tuesday will be warm, sunny, windy, and a high of 74°. Wednesday will be warm, sunny, windy and a high of 73°. Thursday will be warm, sunny with, windy, and a high of 75°. Friday will be warm, mostly sunny, gusty winds, and a high of 80°.

*Timing/Weather on each day may change.

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loader-image
Cajon Pass
2:58 pm, Feb 20, 2026
temperature icon 45°F
broken clouds
Humidity: 39 %
Pressure: 1016 mb
Wind: 1 mph
Wind Gust: 4 mph
Clouds: 71%
Visibility: 10 km
Sunrise: 6:29 am
Sunset: 5:37 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
4:00 pm
temperature icon
45°/45°°F 0 mm 0% 4 mph 39% 1016 mb 0 mm/h
7:00 pm
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36°/42°°F 0 mm 0% 6 mph 48% 1017 mb 0 mm/h
10:00 pm
temperature icon
35°/38°°F 0 mm 0% 3 mph 55% 1019 mb 0 mm/h
1:00 am
temperature icon
33°/33°°F 0 mm 0% 3 mph 64% 1022 mb 0 mm/h
4:00 am
temperature icon
34°/34°°F 0 mm 0% 5 mph 64% 1023 mb 0 mm/h
7:00 am
temperature icon
33°/33°°F 0 mm 0% 5 mph 63% 1024 mb 0 mm/h
10:00 am
temperature icon
43°/43°°F 0 mm 0% 6 mph 43% 1024 mb 0 mm/h
1:00 pm
temperature icon
50°/50°°F 0 mm 0% 2 mph 36% 1022 mb 0 mm/h