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Colusa County, CA Weather Forecast
Colusa County, CA Weather Forecast Dated: 115 AM Wed Sep 30 2026
Expect a hot stretch with plenty of sunshine and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Wednesday, September 30, 2026
Mid-Morning
69°F 21°C
Sunny
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
86°F 30°C
Sunny
Very hot with temperatures reaching 90°F 32°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds turning from the N to the SW at 4 mph 6 km/h.
Thursday, October 1, 2026
Mid-Morning
72°F 22°C
Sunny
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
88°F 31°C
Sunny
Hot and sweltering around 93°F 34°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Friday, October 2, 2026
Mid-Morning
73°F 23°C
Cloudy
Mid-Afternoon
94°F 34°C
Overcast
Early-Evening
89°F 32°C
Overcast
Sizzling hot with 94°F 34°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure.
Saturday, October 3, 2026
Mid-Morning
75°F 24°C
Partly Cloudy
Mid-Afternoon
96°F 35°C
Sunny
Early-Evening
90°F 32°C
Sunny
Hot temperatures near 96°F 35°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.
Sunday, October 4, 2026
Mid-Morning
74°F 24°C
Partly Cloudy
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
88°F 31°C
Sunny
Very hot with a high of 93°F 34°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.
Monday, October 5, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
96°F 35°C
Sunny
Early-Evening
89°F 32°C
Sunny
Very hot with temperatures reaching 96°F 35°C, sunny throughout the day, with steady humidity and steady pressure.
Tuesday, October 6, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
95°F 35°C
Sunny
Early-Evening
90°F 32°C
Sunny
Hot and sweltering around 95°F 35°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Wednesday, October 7, 2026
Mid-Morning
79°F 26°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
92°F 34°C
Sunny
Sizzling hot with 98°F 37°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Thursday, October 8, 2026
Mid-Morning
80°F 27°C
Cloudy
Mid-Afternoon
92°F 33°C
Scattered Showers
Early-Evening
86°F 30°C
Sunny
Hot temperatures near 92°F 33°C, locally heavy downpours at times, with steady humidity and steady pressure.
Friday, October 9, 2026
Mid-Morning
78°F 25°C
Sunny
Mid-Afternoon
95°F 35°C
Sunny
Early-Evening
90°F 32°C
Sunny
Very hot with a high of 95°F 35°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Saturday, October 10, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
99°F 37°C
Sunny
Early-Evening
93°F 34°C
Sunny
Very hot with temperatures reaching 99°F 37°C, sunny throughout the day, with steady humidity and steady pressure.
Sunday, October 11, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
93°F 34°C
Sunny
Hot and sweltering around 98°F 37°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds switching from the WSW to the WNW at 9 mph 13 km/h.
Monday, October 12, 2026
Mid-Morning
79°F 26°C
Sunny
Mid-Afternoon
98°F 37°C
Overcast
Early-Evening
91°F 33°C
Sunny
Sizzling hot with 98°F 37°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and barometric pressure falling. Winds increasing from the W at 1 mph 2 km/h to W at 10 mph 16 km/h.
Tuesday, October 13, 2026
Mid-Morning
75°F 24°C
Sunny
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
87°F 31°C
Sunny
Hot temperatures near 93°F 34°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds out of the SE at 9 mph 15 km/h. Gusts up to 20 mph 32 km/h.
Colusa County, CA Weather Radar Map
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