View hourly forecasts 10-days ahead
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10 PM
42°
RealFeel®
38°
Cold
48%
Showers
WindSW 5 mph
Air QualityFair
Wind Gusts6 mph
Humidity72%
Indoor Humidity42% (Slightly Dry)
Dew Point33° F
AccuLumen Brightness Index™0 (Dark)
Cloud Cover83%
Rain0.01 in
Visibility10 mi
Cloud Ceiling7100 ft
11 PM
40°
RealFeel®
40°
Chilly
40%
Intermittent clouds
WindSSW 5 mph
Air QualityFair
Wind Gusts5 mph
Humidity75%
Indoor Humidity41% (Slightly Dry)
Dew Point33° F
AccuLumen Brightness Index™0 (Dark)
Cloud Cover70%
Visibility10 mi
Cloud Ceiling7100 ft
Hourly Weather Forecast for Grass Valley
AccuWeather's hourly forecast for Grass Valley provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 42° with a RealFeel® of 38°, showers with a 48% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.
