June 13, 2026 1:20 AM

Cold Weather in the First Week of the Year

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> This week’s weather forecast for Monday January 5 through Friday January 9 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, partly cloudy with rain showers in the morning, and a high of 61°. Tuesday will be warm, mostly cloudy with rain showers, with a high of 63°. Wednesday will be cold, mostly sunny, and a high of 65°. Thursday will be cold, partly sunny, and a high of 66°. Friday will be cold, mostly sunny, and a high of 67°.

High Deserts Area Average Weather/Temps:

Monday will be cool, partly sunny with morning rain showers, windy, and a high of 56+°. Tuesday will be cold, partly cloudy, windy, and a high of 55+°. Wednesday will be cold, mostly cloudy, windy and a high of 57+°. Thursday will be cold, mostly sunny, gusty winds, and a high of 55+°. Friday will be cold, mostly sunny, gusty winds, and a high 56+°. Higher temps in the Barstow area.

Mountains Area Average Weather/Temps:

Monday will be cold, partly sunny with morning rain/snow showers, gusty winds, and a high of 42°. Tuesday will be cold, partly sunny with a chance of rain/snow showers, windy, and a high of 44°. Wednesday will be cold, partly sunny, gusty winds and a high of 45°. Thursday will be cold, mostly sunny, windy, and a high of 46°. Friday will be cold, mostly sunny, windy, and a high of 45°.

*Timing of the Weather on each day can change.

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Cajon Pass
1:20 am, Jun 13, 2026
temperature icon 68°F
clear sky
Humidity: 46 %
Pressure: 1012 mb
Wind: 13 mph
Wind Gust: 18 mph
Clouds: 0%
Visibility: 10 km
Sunrise: 5:36 am
Sunset: 8:02 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
2:00 am
temperature icon
58°/68°°F 0 mm 0% 6 mph 46% 1012 mb 0 mm/h
5:00 am
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60°/66°°F 0 mm 0% 4 mph 47% 1012 mb 0 mm/h
8:00 am
temperature icon
70°/71°°F 0 mm 0% 4 mph 33% 1012 mb 0 mm/h
11:00 am
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79°/79°°F 0 mm 0% 9 mph 21% 1011 mb 0 mm/h
2:00 pm
temperature icon
82°/82°°F 0 mm 0% 11 mph 19% 1010 mb 0 mm/h
5:00 pm
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77°/77°°F 0 mm 0% 17 mph 23% 1009 mb 0 mm/h
8:00 pm
temperature icon
71°/71°°F 0 mm 0% 11 mph 40% 1011 mb 0 mm/h
11:00 pm
temperature icon
65°/65°°F 0 mm 0% 7 mph 49% 1013 mb 0 mm/h