Sierra City, CA Weather Tomorrow

Prepare for the week ahead with tomorrow's Sierra City weather forecast and a complete 5 day outlook covering precipitation probability, daily and nightly weather conditions, high and low temperature trends, sunrise and sunset information, sky cover, wind speed, wind direction, and wind chill throughout the Sierra City area and around Sierra county, California.
Updated: Tue Oct 27th 2026 4:00 AM PDT
Sierra City, CA Weather – 10-27 – Sunny
53° / 35°
Sunny
In Sierra City, bright and sunny conditions with highs near 53°F and lows around 35°F. There's a very small chance of rainfall, only about 3%. Wind will be moderate, blowing around 11mph on average and gusts of 25.4mph at 2 PM. Humidity levels should be comfortable, sitting around 57% on average, the maximum being 79% at 8 PM and 32% being its lowest at 1 PM. Barometric pressure is its highest of 30.11inHg at 9 PM, a lowest point of 29.92inHg at 3 PM with an avg 30.03inHg.
Sierra City, CA Weather – 10-28 – Sunny
60° / 33°

Weather Tomorrow

Sunny
Sunshine is in the forecast for Sierra City, with a high of 60°F and a low of 33°F. There's a very small chance of rainfall, only about 1%. Winds will be light at 9mph and gusts of 18.8mph at 4 PM. Humidity levels should be comfortable, sitting around 34% on average, the maximum being 66% at 2 AM and 12% being its lowest at 12 PM. Barometric pressure is its highest of 30.12inHg at 12 AM, a lowest point of 29.9inHg at 3 PM with an avg 30.01inHg.
Sierra City, CA Weather – 10-29 – Overcast
58° / 40°
Overcast
Daytime highs will reach 58°F with lows dropping to 40°F in Sierra City, where it will be overcast. There's a very small chance of rainfall, only about 8%. Winds will be light at 10mph and gusts of 22.6mph at 2 PM. Humidity levels should be comfortable, sitting around 34% on average, the maximum being 66% at 11 PM and 16% being its lowest at 12 PM. Barometric pressure is its highest of 30.03inHg at 12 AM, a lowest point of 29.84inHg at 3 PM with an avg 29.93inHg.
Sierra City, CA Weather – 10-30 – Partly Cloudy
50° / 37°
Partly Cloudy
Daytime highs will reach 50°F with lows dropping to 37°F in Sierra City, where skies will be cloudy. There might be light rainfall having a 17% chance with an estimated 0in. Winds will be light at 10mph and gusts of 17.9mph at 1 PM. The humidity will be on the higher side, averaging about 66%, the maximum being 94% at 10 PM and 38% being its lowest at 5 PM. Barometric pressure is its highest of 30.03inHg at 9 PM, a lowest point of 29.87inHg at 5 PM with an avg 29.95inHg.
Sierra City, CA Weather – 10-31 – Partly Cloudy
48° / 35°
Partly Cloudy
Highs will reach 48°F with lows near 35°F in Sierra City, where cloudy skies are. There might be light rainfall having a 19% chance with an estimated 0in. Wind will be moderate, blowing around 11mph on average and gusts of 14.8mph at 2 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 94% at 4 AM and 42% being its lowest at 2 PM. Barometric pressure is its highest of 30.04inHg at 11 PM, a lowest point of 29.92inHg at 3 PM with an avg 29.98inHg.
Sierra City, CA Weather – 11-1 – Sunny
53° / 32°
Sunny
It will be sunny in Sierra City, with a high of 53°F and a low of 32°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 11mph on average and gusts of 27.1mph at 11 PM. Humidity levels should be comfortable, sitting around 46% on average, the maximum being 88% at 4 AM and 19% being its lowest at 1 PM. Barometric pressure is its highest of 30.22inHg at 11 PM, a lowest point of 30.03inHg at 3 PM with an avg 30.08inHg.

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