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City of Grass Valley, CAGrass Valley, CA 14 Day Weather - 95945 WeatherWorld.com
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Grass Valley, CA Weather Forecast
Grass Valley, CA Weather Forecast Dated: 1148 PM Fri Sep 11 2026
Expect a very warm period with plenty of sunshine and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Friday, September 11, 2026
Mid-Morning
78°F 26°C
Sunny
Mid-Afternoon
91°F 33°C
Sunny
Early-Evening
80°F 26°C
Sunny
Very hot with temperatures reaching 91°F 33°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the S to the E at 6 mph 10 km/h.
Saturday, September 12, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
69°F 21°C
Sunny
Comfortable with temperatures reaching 78°F 26°C, overcast in the morning, becoming sunny through the afternoon and evening, with increasing humidity and steady pressure. Winds switching from the S to the SE at 8 mph 13 km/h.
Sunday, September 13, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
65°F 19°C
Sunny
Enjoyable around 70°F 21°C, sunny throughout the day, with lower humidity and steady pressure.
Monday, September 14, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
70°F 21°C
Sunny
Mild temperatures up to 78°F 26°C, sunny throughout the day, with steady humidity and steady pressure. Winds WSW at 9 mph 14 km/h.
Tuesday, September 15, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
71°F 21°C
Sunny
Mild with a high of 78°F 26°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the SE to the ENE at 6 mph 10 km/h.
Wednesday, September 16, 2026
Mid-Morning
69°F 21°C
Sunny
Mid-Afternoon
78°F 25°C
Overcast
Early-Evening
72°F 22°C
Overcast
Pleasant near 78°F 25°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with increasing humidity and steady pressure. Winds shifting from the SW to the ENE at 5 mph 8 km/h.
Thursday, September 17, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
69°F 21°C
Sunny
Comfortable with temperatures reaching 75°F 24°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the SE to the ENE at 6 mph 10 km/h.
Friday, September 18, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
71°F 22°C
Sunny
Enjoyable around 78°F 26°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the SE to the ENE at 6 mph 10 km/h.
Saturday, September 19, 2026
Mid-Morning
72°F 22°C
Sunny
Mid-Afternoon
80°F 27°C
Sunny
Early-Evening
73°F 23°C
Sunny
Warm temperatures up to 80°F 27°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the SE to the ENE at 7 mph 11 km/h.
Sunday, September 20, 2026
Mid-Morning
71°F 22°C
Partly Cloudy
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
71°F 22°C
Sunny
Mild with a high of 78°F 26°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds swinging from the SE to the E at 6 mph 10 km/h.
Monday, September 21, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
71°F 22°C
Sunny
Pleasant near 77°F 25°C, sunny throughout the day, with steady humidity and steady pressure. Winds shifting from the SE to the ENE at 6 mph 10 km/h.
Tuesday, September 22, 2026
Mid-Morning
72°F 22°C
Sunny
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
76°F 25°C
Sunny
Balmy with temperatures reaching 82°F 28°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the SE to the ENE at 6 mph 10 km/h.
Wednesday, September 23, 2026
Mid-Morning
74°F 24°C
Sunny
Mid-Afternoon
83°F 28°C
Cloudy
Early-Evening
76°F 25°C
Overcast
Quite warm around 83°F 28°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure.
Thursday, September 24, 2026
Mid-Morning
78°F 25°C
Sunny
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
79°F 26°C
Sunny
Warm temperatures up to 86°F 30°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the SE to the ENE at 7 mph 11 km/h.
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