February 21, 2026 11:00 AM

Warm-Up then a Drop in Temps, in this Weeks 5 Day

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday June 16 through Friday June 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 hot, mostly sunny with a chance of morning fog/clouds, and a high of 95°. Tuesday will be hot, mostly sunny with a chance of morning fog/clouds, with a high of 94°. Wednesday will be hot, sunny, and a high of 95°. Thursday will be hot, sunny with morning fog/clouds, and a high of 93°. Friday will be hot, mostly sunny with morning fog/clouds, and a high of 90°.

High Deserts Area Average Weather/Temps:

Monday will be hot, sunny, windy, and a high of 98+°. Tuesday will be hot, sunny, windy, and a high of 98+°. Wednesday will be hot, sunny, windy and a high of 102+°. 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 83°. Tuesday will be warm, sunny, windy, and a high of 83°. Wednesday will be warm, sunny, windy and a high of 85°. Thursday will be warm, mostly sunny, windy, and a high of 83°. Friday will be cool, mostly sunny, windy, and a high of 80°.

*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 160,000 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
11:00 am, Feb 21, 2026
temperature icon 45°F
clear sky
Humidity: 39 %
Pressure: 1022 mb
Wind: 7 mph
Wind Gust: 6 mph
Clouds: 3%
Visibility: 10 km
Sunrise: 6:28 am
Sunset: 5:38 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
1:00 pm
temperature icon
48°/53°°F 0 mm 0% 5 mph 39% 1022 mb 0 mm/h
4:00 pm
temperature icon
47°/48°°F 0 mm 0% 7 mph 34% 1021 mb 0 mm/h
7:00 pm
temperature icon
43°/43°°F 0 mm 0% 3 mph 44% 1024 mb 0 mm/h
10:00 pm
temperature icon
39°/39°°F 0 mm 0% 4 mph 44% 1025 mb 0 mm/h
1:00 am
temperature icon
39°/39°°F 0 mm 0% 5 mph 44% 1026 mb 0 mm/h
4:00 am
temperature icon
39°/39°°F 0 mm 0% 6 mph 46% 1026 mb 0 mm/h
7:00 am
temperature icon
40°/40°°F 0 mm 0% 5 mph 46% 1026 mb 0 mm/h
10:00 am
temperature icon
51°/51°°F 0 mm 0% 5 mph 29% 1026 mb 0 mm/h