September 16, 2026 1:21 AM

Winter Weather in this Weeks 5 Day Forecast

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday February 16 through Friday February 20 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 cold, cloudy with rain showers, and a high of 59°. Tuesday will be cold, mostly cloudy with rain showers, windy, with a high of 58°. Wednesday will be cold, cloudy with rain showers, windy, and a high of 57°. Thursday will be cold, partly cloudy with a chance of rain in the morning, and a high of 58°. Friday will be cold, mostly sunny, and a high of 67°.

High Deserts Area Average Weather/Temps:

Monday will be cold, cloudy with rain showers, gusty winds, and a high of 52+°. Tuesday will be cool, cold, cloudy with rain showers, gusty winds, and a high of 51+°. Wednesday will be cold, cloudy with rain showers, gusty winds, and a high of 49+°. Thursday will be cold, partly cloudy with rain showers in the morning, gusty winds, and a high of 60+°. Friday will be cold, mostly sunny, windy, and a high 53+°. Higher temps in the Barstow area.

Mountains Area Average Weather/Temps:

Monday will be cold, cloudy with rain/snow showers, gusty winds, and a high of 43°. Tuesday will be cold, cloudy with rain/snow showers, gusty winds, and a high of 35°. Wednesday will be cold, cloudy with snow showers, gusty winds, and a high of 35°. Thursday will be cold, cloudy with snow showers in the morning, gusty winds, and a high of 33°. Friday will be cold, mostly sunny, windy, and a high of 40°.

*Timing of the Weather on each day can change.

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Cajon Pass
1:21 am, Sep 16, 2026
temperature icon 63°F
clear sky
Humidity: 53 %
Pressure: 1013 mb
Wind: 14 mph
Wind Gust: 12 mph
Clouds: 0%
Visibility: 10 km
Sunrise: 6:33 am
Sunset: 6:55 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
2:00 am
temperature icon
61°/63°°F 0 mm 0% 7 mph 53% 1013 mb 0 mm/h
5:00 am
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61°/63°°F 0 mm 0% 8 mph 51% 1013 mb 0 mm/h
8:00 am
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65°/66°°F 0 mm 0% 7 mph 40% 1014 mb 0 mm/h
11:00 am
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78°/78°°F 0 mm 0% 12 mph 23% 1015 mb 0 mm/h
2:00 pm
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82°/82°°F 0 mm 0% 17 mph 18% 1013 mb 0 mm/h
5:00 pm
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79°/79°°F 0 mm 0% 17 mph 25% 1012 mb 0 mm/h
8:00 pm
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69°/69°°F 0 mm 0% 13 mph 50% 1014 mb 0 mm/h
11:00 pm
temperature icon
64°/64°°F 0 mm 0% 11 mph 58% 1015 mb 0 mm/h