February 20, 2026 7:34 AM

Mild Temps then a Small Warm-Up later in the Week

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday June 23 through Friday June 27 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, mostly sunny with morning fog/clouds, and a high of 84°. Tuesday will be warm, mostly sunny with morning fog/clouds, with a high of 85°. Wednesday will be hot, sunny with a chance of morning fog/clouds, and a high of 92°. Thursday will be hot, sunny, and a high of 93°. Friday will be hot, mostly sunny, and a high of 95°.

High Deserts Area Average Weather/Temps:

Monday will be hot, sunny, windy, and a high of 88+°. Tuesday will be hot, sunny, windy, and a high of 90+°. Wednesday will be hot, sunny, windy and a high of 97+°. Thursday will be hot, sunny, windy, and a high of 100+°. Friday will be hot, mostly sunny, windy, and a high 100+°. Higher temps in the Barstow area.

Mountains Area Average Weather/Temps:

Monday will be warm, sunny, windy, and a high of 71°. Tuesday will be warm, sunny, windy, and a high of 72°. Wednesday will be warm, sunny, windy and a high of 77°. Thursday will be warm, mostly sunny, windy, and a high of 80°. Friday will be cool, mostly sunny, windy, and a high of 81°.

*Timing/Weather on each day may change.

There are more ways to follow the Pain In The Pass. Join the Traffic Group on Facebook with over 161,000 members. Join the group on MeWe. Like us on the NEW page on Facebook. Follow us on Instagram, and also follow us on Threads, and X aka Twitter.

loader-image
Cajon Pass
7:34 am, Feb 20, 2026
temperature icon 32°F
overcast clouds
Humidity: 75 %
Pressure: 1015 mb
Wind: 9 mph
Wind Gust: 8 mph
Clouds: 89%
Visibility: 10 km
Sunrise: 6:29 am
Sunset: 5:37 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
10:00 am
temperature icon
34°/38°°F 0 mm 0% 8 mph 71% 1016 mb 0 mm/h
1:00 pm
temperature icon
42°/46°°F 0 mm 0% 4 mph 59% 1016 mb 0 mm/h
4:00 pm
temperature icon
46°/46°°F 0 mm 0% 3 mph 51% 1016 mb 0 mm/h
7:00 pm
temperature icon
35°/35°°F 0 mm 0% 6 mph 61% 1019 mb 0 mm/h
10:00 pm
temperature icon
34°/34°°F 0 mm 0% 4 mph 61% 1021 mb 0 mm/h
1:00 am
temperature icon
33°/33°°F 0 mm 0% 3 mph 62% 1022 mb 0 mm/h
4:00 am
temperature icon
32°/32°°F 0 mm 0% 5 mph 63% 1022 mb 0 mm/h
7:00 am
temperature icon
33°/33°°F 0 mm 0% 5 mph 63% 1024 mb 0 mm/h