Clear Lake, CA 14 Day Weather
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Clear Lake, CA Weather Forecast


Clear Lake, CA Weather Forecast Dated: 230 PM Wed Sep 09 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.
Wednesday, September 9, 2026
Mid-Morning
72°F 22°C
Overcast
Mid-Afternoon
94°F 34°C
Cloudy
Early-Evening
85°F 30°C
Overcast
Very hot with temperatures reaching 94°F 34°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure.
Thursday, September 10, 2026
Mid-Morning
77°F 25°C
Scattered Showers
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
79°F 26°C
Sunny
Hot and sweltering around 93°F 34°C, scattered downpours possible, with steady humidity and steady pressure. Winds turning from the WNW to the W at 9 mph 14 km/h.
Friday, September 11, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
85°F 30°C
Sunny
Early-Evening
70°F 21°C
Sunny
Quite warm around 85°F 30°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds blowing from the W at 14 mph 23 km/h.
Saturday, September 12, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
68°F 20°C
Cloudy
Early-Evening
56°F 14°C
Partly Cloudy
Mild temperatures up to 68°F 20°C, sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with increasing humidity and steady pressure. Winds moving from the W to the WNW at 9 mph 14 km/h.
Sunday, September 13, 2026
Mid-Morning
58°F 15°C
Sunny
Mid-Afternoon
80°F 27°C
Sunny
Early-Evening
69°F 21°C
Cloudy
Very warm with a high of 80°F 27°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling.
Monday, September 14, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
83°F 28°C
Sunny
Early-Evening
71°F 22°C
Sunny
Warm and summery near 83°F 28°C, cloudy in the morning, becoming sunny through the afternoon and evening, with increasing humidity and steady pressure. Winds swinging from the E to the WNW at 7 mph 11 km/h.
Tuesday, September 15, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
82°F 28°C
Cloudy
Early-Evening
70°F 21°C
Partly Cloudy
Balmy with temperatures reaching 82°F 28°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds blowing from the WSW at 9 mph 14 km/h.
Wednesday, September 16, 2026
Mid-Morning
66°F 19°C
Cloudy
Mid-Afternoon
80°F 27°C
Overcast
Early-Evening
71°F 22°C
Overcast
Quite warm around 80°F 27°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
77°F 25°C
Partly Cloudy
Early-Evening
65°F 18°C
Sunny
Mild temperatures up to 77°F 25°C, sunny throughout the day, with increasing humidity and steady pressure. Winds SW at 10 mph 15 km/h.
Friday, September 18, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
64°F 18°C
Sunny
Mild with a high of 76°F 24°C, sunny throughout the day, with steady humidity and steady pressure. Winds out of the W at 10 mph 15 km/h.
Saturday, September 19, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
70°F 21°C
Sunny
Warm and summery near 82°F 28°C, sunny throughout the day, with steady humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
71°F 22°C
Overcast
Mid-Afternoon
89°F 32°C
Overcast
Early-Evening
76°F 25°C
Overcast
Balmy with temperatures reaching 89°F 32°C, overcast throughout the day, with steady humidity and steady pressure.
Monday, September 21, 2026
Mid-Morning
76°F 24°C
Sunny
Mid-Afternoon
92°F 34°C
Sunny
Early-Evening
80°F 27°C
Sunny
Sizzling hot with 92°F 34°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.
Tuesday, September 22, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
83°F 29°C
Sunny
Hot temperatures near 96°F 36°C, sunny throughout the day, with steady humidity and steady pressure.
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