September 8, 2026 3:40 PM

Last Days of April Forecast

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday April 28 through Friday May 2 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 cool, sunny, and a high of 70°. Tuesday will be warm, sunny, and a high of 78°. Wednesday will be warm, sunny, and a high of 78°. Thursday will be cool, mostly sunny, and a high of 77°. Friday will be warm, partly sunny, and a high of 76°.

High Deserts Area Average Weather/Temps:

Monday will be cool, sunny, windy, and a high of 70+°. Tuesday will be warm, sunny, windy, and a high of 81+°. Wednesday will be warm, sunny, windy and a high of 79+°. Thursday will be warm, sunny, gusty winds, and a high of 80+°. Friday will be warm, sunny, gusty winds, and a high 80+°. Higher temps in the Barstow area.

Mountains Area Average Weather/Temps:

Monday will be cold, sunny, wind, and a high of 55°. Tuesday will be cold, sunny, windy, and a high of 62°. Wednesday will be cold, sunny, windy and a high of 63°. Thursday will be cold, sunny, windy, and a high of 66°. Friday will be cold, sunny, windy, and a high of 64°.

*Timing/Weather on each day may change.

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Cajon Pass
3:40 pm, Sep 8, 2026
temperature icon 87°F
overcast clouds
Humidity: 32 %
Pressure: 1013 mb
Wind: 4 mph
Wind Gust: 9 mph
Clouds: 91%
Visibility: 10 km
Sunrise: 6:27 am
Sunset: 7:06 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
5:00 pm
temperature icon
84°/87°°F 0 mm 0% 2 mph 32% 1013 mb 0 mm/h
8:00 pm
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77°/84°°F 0.11 mm 11% 5 mph 37% 1014 mb 0 mm/h
11:00 pm
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72°/77°°F 0 mm 0% 1 mph 43% 1015 mb 0 mm/h
2:00 am
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70°/70°°F 0 mm 0% 1 mph 48% 1016 mb 0 mm/h
5:00 am
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71°/71°°F 0 mm 0% 4 mph 47% 1016 mb 0 mm/h
8:00 am
temperature icon
75°/75°°F 0 mm 0% 4 mph 44% 1018 mb 0 mm/h
11:00 am
temperature icon
82°/82°°F 0 mm 0% 4 mph 30% 1018 mb 0 mm/h
2:00 pm
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89°/89°°F 0 mm 0% 2 mph 24% 1015 mb 0 mm/h