Princeton, CA Weather Forecast

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Princeton, CA Weather Forecast

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Princeton CA weather  - Clear - 60°F
Clear
60°F
Updated 5:07 am
Feels Like 58°F
Humidity 77%
Wind N 0 mph
Barometer  29.91 in
Dew Point 53°F
Princeton CA weather  - Clear - 16°C
Clear
16°C
Updated 5:07 am
Feels Like 15°C
Humidity 77%
Wind N 0 km/h
Barometer  101.2 kPa
Dew Point 12°C

Princeton Weather Forecast

TODAY TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SUNDAY SUNDAY NIGHT MONDAY
Princeton, CA Weather - Today Clearing Princeton, CA Weather - Tonight Clear Princeton, CA Weather - Wednesday Sunny Princeton, CA Weather - Wednesday Night Mostly Clear Princeton, CA Weather - Thursday Mostly Sunny Princeton, CA Weather - Thursday Night Mostly Clear Princeton, CA Weather - Friday Mostly Sunny Princeton, CA Weather - Friday Night Clear Princeton, CA Weather - Saturday Mostly Clear Princeton, CA Weather - Sunday Mostly Clear Princeton, CA Weather - Sunday Night Clear Princeton, CA Weather - Monday Clear
Clearing Clear Sunny Mostly Clear Mostly Sunny Mostly Clear Mostly Sunny Clear Mostly Clear Mostly Clear Clear Clear
Hi: 85°FHi: 29°C
Lo: 57°FLo: 14°C Hi: 89°FHi: 32°C
Lo: 58°FLo: 14°C Hi: 91°FHi: 33°C
Lo: 58°FLo: 14°C Hi: 83°FHi: 28°C
Lo: 55°FLo: 13°C Hi: 81°FHi: 27°C
Lo: 54°FLo: 12°C
Hi: 81°FHi: 27°C
Lo: 54°FLo: 12°C
Hi: 82°FHi: 28°C
Lo: 53°FLo: 12°C
Hi: 82°FHi: 28°C
Lo: 53°FLo: 12°C
POP = Probability of Precipitation.
Weather Outlook Updated: 201 AM PDT Tue Sep 22 2026 Princeton, CA Weather - WeatherWorld.com

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Issued: 117 PM PDT Mon Sep 21 2026

Key Messages

  • Periodically breezy winds and warming temperatures, peaking on Thursday with areas of Moderate HeatRisk in the Valley.
  • Isolated mountain shower and thunderstorm chances (less than 10%) today along the Sierra Crest.
  • Potential for unsettled weather and increased onshore winds over the weekend as a system passes to our north.

Discussion

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...Today through Thursday...

Scattered clouds continue to move across parts of northern California today, with cooler temperatures and breezy onshore wi...