February 20, 2026 6:10 PM

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.

There are more ways to follow the Pain In The Pass. Join the Traffic Group on Facebook with over 170,000 members. Join the group on MeWe. Like us on the on Facebook. Follow us on Instagram, and also follow us on Threads, and X aka Twitter.

loader-image
Cajon Pass
6:10 pm, Feb 20, 2026
temperature icon 40°F
broken clouds
Humidity: 42 %
Pressure: 1018 mb
Wind: 4 mph
Wind Gust: 4 mph
Clouds: 84%
Visibility: 10 km
Sunrise: 6:29 am
Sunset: 5:37 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
7:00 pm
temperature icon
36°/40°°F 0 mm 0% 4 mph 42% 1019 mb 0 mm/h
10:00 pm
temperature icon
35°/38°°F 0 mm 0% 4 mph 51% 1020 mb 0 mm/h
1:00 am
temperature icon
33°/36°°F 0 mm 0% 3 mph 56% 1021 mb 0 mm/h
4:00 am
temperature icon
32°/32°°F 0 mm 0% 5 mph 62% 1023 mb 0 mm/h
7:00 am
temperature icon
33°/33°°F 0 mm 0% 5 mph 60% 1024 mb 0 mm/h
10:00 am
temperature icon
47°/47°°F 0 mm 0% 5 mph 44% 1024 mb 0 mm/h
1:00 pm
temperature icon
50°/50°°F 0 mm 0% 4 mph 36% 1022 mb 0 mm/h
4:00 pm
temperature icon
52°/52°°F 0 mm 0% 7 mph 37% 1021 mb 0 mm/h