November 4, 2026 10:48 PM

A Drop then a Gradual Warmup in the 5 Day Forecast

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday May 12 through Friday May 16 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 warm, partly cloudy, and a high of 78°. Tuesday will be cool, partly cloudy with morning fog and a chance of light rain showers, with a high of 70°. Wednesday will be warm, mostly sunny, and a high of 76°. Thursday will be warm, mostly sunny, and a high of 78°. Friday will be warm, mostly sunny, and a high of 77°.

High Deserts Area Average Weather/Temps:

Monday will be warm, sunny, gusty winds, and a high of 77+°. Tuesday will be cool, sunny, gusty winds, and a high of 67+°. Wednesday will be warm, sunny, windy and a high of 75+°. Thursday will be warm, mostly sunny, windy, and a high of 82+°. Friday will be warm, mostly sunny, windy, and a high 83+°. Higher temps in the Barstow area.

Mountains Area Average Weather/Temps:

Monday will be cool, sunny, gusty winds, and a high of 61°. Tuesday will be cold, sunny, gusty winds, and a high of 51°. Wednesday will be cold, sunny, windy and a high of 59°. Thursday will be cool, mostly sunny, windy, and a high of 63°. Friday will be cold, mostly sunny, windy, and a high of 65°.

*Timing/Weather on each day may change.

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Cajon Pass
10:48 pm, Nov 4, 2026
temperature icon 49°F
clear sky
Humidity: 52 %
Pressure: 1016 mb
Wind: 3 mph
Wind Gust: 3 mph
Clouds: 0%
Visibility: 10 km
Sunrise: 6:12 am
Sunset: 4:53 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
1:00 am
temperature icon
47°/48°°F 0 mm 0% 3 mph 53% 1015 mb 0 mm/h
4:00 am
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45°/46°°F 0 mm 0% 3 mph 52% 1016 mb 0 mm/h
7:00 am
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48°/48°°F 0 mm 0% 3 mph 50% 1018 mb 0 mm/h
10:00 am
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64°/64°°F 0 mm 0% 2 mph 33% 1018 mb 0 mm/h
1:00 pm
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68°/68°°F 0 mm 0% 3 mph 28% 1014 mb 0 mm/h
4:00 pm
temperature icon
64°/64°°F 0 mm 0% 6 mph 29% 1015 mb 0 mm/h
7:00 pm
temperature icon
53°/53°°F 0 mm 0% 2 mph 39% 1017 mb 0 mm/h
10:00 pm
temperature icon
49°/49°°F 0 mm 0% 3 mph 43% 1018 mb 0 mm/h