October 13, 2026 12:25 AM

A Chance of More Rain Showers in the Middle of the 5 Day Forecast

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week weather forecast for Monday September 7 through Friday September 11 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, partly sunny, and a high 92°. Tuesday will be hot, partly cloudly with a chance of rain showers, and the high of 95°. Wednesday will be hot, partly cloudly with a chance of rain showers, and a high of 98°. Thursday will be hot, mostly sunny with a chance of rain showers, and a high of 97°. Friday will be hot, mostly sunny, and a high of 95°.  

High Deserts Area Average Weather/Temps:

Monday will be hot, partly sunny, windy, and a high of 90+°. Tuesday will be hot, partly cloudy with a chance of thunderstorms, windy, and a high of 95+°. Wednesday will be hot, partly cloudy with a chance of thunderstorms, windy and a high of 93+°. Thursday will be hot, mostly sunny with a chance of thunderstorms, windy, and a high of 94+°. Friday will be hot, mostly sunny, windy, and a high 96+°. Higher temps in the Barstow area.

Mountains Area Average Weather/Temps:

Monday will be warm, partly sunny, windy, and a high of 72°. Tuesday will be warm, partly sunny with a chance of thunderstorms, windy, and a high of 75°. Wednesday will be warm, partly cloudy with a chance of thunderstorms, windy, and a high of 77°. Thursday will be warm, partly sunny with a chance of thunderstorms, windy and a high of 78°. Friday will be warm, mostly sunny, windy, and a high of 77°.

*Timing of the Weather on each day can change.

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Cajon Pass
12:25 am, Oct 13, 2026
temperature icon 45°F
scattered clouds
Humidity: 86 %
Pressure: 1014 mb
Wind: 9 mph
Wind Gust: 10 mph
Clouds: 30%
Visibility: 0 km
Sunrise: 6:53 am
Sunset: 6:17 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
2:00 am
temperature icon
45°/45°°F 0 mm 0% 7 mph 87% 1014 mb 0 mm/h
5:00 am
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43°/44°°F 0 mm 0% 5 mph 87% 1014 mb 0 mm/h
8:00 am
temperature icon
47°/47°°F 0 mm 0% 4 mph 65% 1016 mb 0 mm/h
11:00 am
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55°/55°°F 0 mm 0% 12 mph 50% 1018 mb 0 mm/h
2:00 pm
temperature icon
58°/58°°F 0 mm 0% 7 mph 45% 1017 mb 0 mm/h
5:00 pm
temperature icon
57°/57°°F 0 mm 0% 7 mph 44% 1017 mb 0 mm/h
8:00 pm
temperature icon
50°/50°°F 0 mm 0% 1 mph 60% 1019 mb 0 mm/h
11:00 pm
temperature icon
47°/47°°F 0 mm 0% 4 mph 51% 1020 mb 0 mm/h