April 18, 2026 5:58 AM

Beautiful Summer Days in this Weeks 5 Day

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday July 14 through Friday July 18 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, sunny, and a high of 90°. Tuesday will be hot, mostly sunny, with a high of 87°. Wednesday will be hot, mostly sunny, and a high of 85°. Thursday will be hot, mostly sunny, and a high of 87°. Friday will be hot, mostly sunny, and a high of 91°.

High Deserts Area Average Weather/Temps:

Monday will be hot, sunny, windy, and a high of 103+°. Tuesday will be hot, mostly sunny, windy, and a high of 98+°. Wednesday will be hot, mostly sunny, windy and a high of 96+°. Thursday will be hot, mostly sunny with a chance of Thurderstorms, windy, and a high of 97+°. Friday will be hot, mostly sunny with a chance of Thurderstorms, windy, and a high 99+°. Higher temps in the Barstow area.

Mountains Area Average Weather/Temps:

Monday will be warm, sunny, windy, and a high of 87°. Tuesday will be warm, mostly sunny, windy, and a high of 83°. Wednesday will be warm, mostly sunny, windy and a high of 86°. Thursday will be warm, mostly sunny with a chance of Thurderstorms, windy, and a high of 86°. Friday will be warm, mostly sunny with a chance of Thurderstorms, windy, and a high of 85°.

*Timing/Weather on each day may change.

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Cajon Pass
5:58 am, Apr 18, 2026
temperature icon 41°F
clear sky
Humidity: 31 %
Pressure: 1017 mb
Wind: 4 mph
Wind Gust: 3 mph
Clouds: 5%
Visibility: 10 km
Sunrise: 6:14 am
Sunset: 7:23 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
8:00 am
temperature icon
45°/53°°F 0 mm 0% 4 mph 32% 1018 mb 0 mm/h
11:00 am
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55°/62°°F 0 mm 0% 5 mph 18% 1017 mb 0 mm/h
2:00 pm
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68°/68°°F 0 mm 0% 4 mph 8% 1014 mb 0 mm/h
5:00 pm
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67°/67°°F 0 mm 0% 6 mph 8% 1012 mb 0 mm/h
8:00 pm
temperature icon
53°/53°°F 0 mm 0% 9 mph 23% 1013 mb 0 mm/h
11:00 pm
temperature icon
55°/55°°F 0 mm 0% 4 mph 37% 1014 mb 0 mm/h
2:00 am
temperature icon
55°/55°°F 0 mm 0% 1 mph 35% 1013 mb 0 mm/h
5:00 am
temperature icon
54°/54°°F 0 mm 0% 2 mph 31% 1012 mb 0 mm/h