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Clearlake, CA Weather - 14-Day Weather Forecast

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Clear

85°F

Updated	1:21 pm
Feels Like	80°F
Humidity	29%
Wind	N 0 mph
Barometer	29.93 in
Dew Point	50°F

Clear

29°C

Updated	1:21 pm
Feels Like	27°C
Humidity	29%
Wind	N 0 km/h
Barometer	101.3 kPa
Dew Point	10°C

WX Settings

°F °C°F °C

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Sun & Moon

Converter

Cloud Cover	41%
uv UV Index	8
Sunrise	6:59 AM
Sunset	7:06 PM
Moonrise	5:43 PM
Moonset	3:46 AM

Civil Twilight
6:30 AM to 6:57 AM
7:06 PM to 7:32 PM
Clearlake CA Weather - Waxing Gibbous Moon

Waxing Gibbous Moon

Clearlake, CA Weather and Current Conditions

Clearlake, CA Weather Forecast

Clearlake, California Weather Weather Forecast

14 day API forecast for Clearlake, California. Note. The 7-day weather forecast for Clearlake, CA is the most reliable and accurate forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days in advance.

Clearlake, CA Weather Forecast Dated: 121 PM Wed Sep 23 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.

Weather Charts Weather Stats

Wednesday, September 23, 2026

Mid-Morning

66°F 19°C

Partly Cloudy

Mid-Afternoon

87°F 31°C

Sunny

Early-Evening

75°F 24°C

Sunny

Warm and summery near 87°F 31°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.

Thursday, September 24, 2026

Mid-Morning

69°F 20°C

Overcast

Mid-Afternoon

84°F 29°C

Overcast

Early-Evening

68°F 20°C

Overcast

Balmy with temperatures reaching 84°F 29°C, overcast throughout the day, with steady humidity and steady pressure. Winds turning from the ESE to the WNW at 7 mph 11 km/h.

Friday, September 25, 2026

Mid-Morning

55°F 13°C

Overcast

Mid-Afternoon

74°F 24°C

Overcast

Early-Evening

61°F 16°C

Overcast

Enjoyable around 74°F 24°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds switching from the WNW to the NW at 6 mph 10 km/h.

Saturday, September 26, 2026

Mid-Morning

59°F 15°C

Sunny

Mid-Afternoon

78°F 26°C

Partly Cloudy

Early-Evening

65°F 18°C

Sunny

Mild temperatures up to 78°F 26°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure.

Sunday, September 27, 2026

Mid-Morning

56°F 13°C

Partly Cloudy

Mid-Afternoon

69°F 21°C

Sunny

Early-Evening

60°F 15°C

Sunny

Mild with a high of 69°F 21°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with increasing humidity and steady pressure. Winds moving from the WSW to the NW at 8 mph 12 km/h.

Monday, September 28, 2026

Mid-Morning

63°F 17°C

Sunny

Mid-Afternoon

80°F 27°C

Sunny

Early-Evening

69°F 21°C

Sunny

Warm and summery near 80°F 27°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Tuesday, September 29, 2026

Mid-Morning

71°F 22°C

Sunny

Mid-Afternoon

87°F 31°C

Sunny

Early-Evening

74°F 24°C

Sunny

Balmy with temperatures reaching 87°F 31°C, sunny throughout the day, with steady humidity and steady pressure.

Wednesday, September 30, 2026

Mid-Morning

70°F 21°C

Sunny

Mid-Afternoon

83°F 29°C

Sunny

Early-Evening

70°F 21°C

Sunny

Quite warm around 83°F 29°C, sunny throughout the day, with increasing humidity and steady pressure. Winds swinging from the NW to the WNW at 7 mph 12 km/h.

Thursday, October 1, 2026

Mid-Morning

68°F 20°C

Sunny

Mid-Afternoon

85°F 29°C

Sunny

Early-Evening

72°F 23°C

Sunny

Warm temperatures up to 85°F 29°C, sunny throughout the day, with steady humidity and steady pressure.

Friday, October 2, 2026

Mid-Morning

73°F 23°C

Sunny

Mid-Afternoon

90°F 32°C

Sunny

Early-Evening

77°F 26°C

Sunny

Very hot with a high of 90°F 32°C, sunny throughout the day, with steady humidity and steady pressure.

Saturday, October 3, 2026

Mid-Morning

75°F 24°C

Sunny

Mid-Afternoon

87°F 31°C

Sunny

Early-Evening

72°F 23°C

Sunny

Warm and summery near 87°F 31°C, sunny throughout the day, with steady humidity and steady pressure. Winds shifting from the E to the WNW at 7 mph 11 km/h.

Sunday, October 4, 2026

Mid-Morning

69°F 21°C

Sunny

Mid-Afternoon

88°F 31°C

Sunny

Early-Evening

75°F 24°C

Sunny

Balmy with temperatures reaching 88°F 31°C, sunny throughout the day, with steady humidity and steady pressure.

Monday, October 5, 2026

Mid-Morning

73°F 23°C

Cloudy

Mid-Afternoon

87°F 31°C

Sunny

Early-Evening

72°F 23°C

Sunny

Quite warm around 87°F 31°C, overcast in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds turning from the E to the WNW at 7 mph 11 km/h.

Tuesday, October 6, 2026

Mid-Morning

60°F 16°C

Sunny

Mid-Afternoon

75°F 24°C

Sunny

Early-Evening

64°F 18°C

Sunny

Mild temperatures up to 75°F 24°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the WNW to the NW at 7 mph 11 km/h.

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Weather by the Numbers

Wed, 23rd Hi: 87°F 31°C Lo: 60°F 15°C	Sunrise 06:59 AM Sunset 07:06 PM Wind SSE 3 mph5 km/h Dew Point 38°F3°C uv Index 6 Barometric Pressure 29.91 in1013 mb POP 9% * Humidity 21%
Thu, 24th Hi: 84°F 29°C Lo: 61°F 16°C	Sunrise 07:00 AM Sunset 07:04 PM Wind SW 4 mph7 km/h Dew Point 28°F-2°C uv Index 6 Barometric Pressure 29.85 in1011 mb POP 9% * Humidity 13%
Fri, 25th Hi: 74°F 24°C Lo: 53°F 12°C	Sunrise 07:01 AM Sunset 07:02 PM Wind WNW 6 mph10 km/h Dew Point 37°F3°C uv Index 6 Barometric Pressure 29.94 in1014 mb POP 5% * Humidity 29%
Sat, 26th Hi: 78°F 26°C Lo: 52°F 11°C	Sunrise 07:02 AM Sunset 07:01 PM Wind ESE 4 mph6 km/h Dew Point 24°F-4°C uv Index 6 Barometric Pressure 29.85 in1011 mb POP 1% * Humidity 15%
Sun, 27th Hi: 71°F 22°C Lo: 53°F 12°C	Sunrise 07:03 AM Sunset 06:59 PM Wind W 9 mph14 km/h Dew Point 35°F2°C uv Index 5 Barometric Pressure 29.94 in1014 mb POP 1% * Humidity 32%
Mon, 28th Hi: 81°F 27°C Lo: 53°F 12°C	Sunrise 07:04 AM Sunset 06:58 PM Wind ESE 2 mph3 km/h Dew Point 32°F-0°C uv Index 6 Barometric Pressure 29.94 in1014 mb POP 0% * Humidity 21%
Tue, 29th Hi: 88°F 31°C Lo: 62°F 16°C	Sunrise 07:05 AM Sunset 06:56 PM Wind S 2 mph4 km/h Dew Point 19°F-7°C uv Index 7 Barometric Pressure 29.8 in1009 mb POP 0% * Humidity 9%
Wed, 30th Hi: 85°F 29°C Lo: 61°F 16°C	Sunrise 07:06 AM Sunset 06:54 PM Wind WSW 5 mph8 km/h Dew Point 22°F-5°C uv Index 7 Barometric Pressure 29.8 in1009 mb POP 0% * Humidity 11%
Thu, 1st Hi: 85°F 29°C Lo: 60°F 15°C	Sunrise 07:07 AM Sunset 06:53 PM Wind SW 3 mph4 km/h Dew Point 28°F-2°C uv Index 7 Barometric Pressure 29.77 in1008 mb POP 0% * Humidity 15%
Fri, 2nd Hi: 91°F 33°C Lo: 64°F 18°C	Sunrise 07:08 AM Sunset 06:51 PM Wind SSE 2 mph3 km/h Dew Point 29°F-2°C uv Index 8 Barometric Pressure 29.71 in1006 mb POP 0% * Humidity 13%
Sat, 3rd Hi: 89°F 32°C Lo: 62°F 17°C	Sunrise 07:09 AM Sunset 06:50 PM Wind SSW 5 mph9 km/h Dew Point 29°F-2°C uv Index 8 Barometric Pressure 29.74 in1007 mb POP 0% * Humidity 13%
Sun, 4th Hi: 89°F 32°C Lo: 61°F 16°C	Sunrise 07:10 AM Sunset 06:48 PM Wind SW 2 mph3 km/h Dew Point 28°F-2°C uv Index 7 Barometric Pressure 29.77 in1008 mb POP 0% * Humidity 14%
Mon, 5th Hi: 89°F 32°C Lo: 60°F 15°C	Sunrise 07:11 AM Sunset 06:46 PM Wind SSE 4 mph7 km/h Dew Point 27°F-3°C uv Index 7 Barometric Pressure 29.71 in1006 mb POP 6% * Humidity 12%
Tue, 6th Hi: 76°F 24°C Lo: 55°F 13°C	Sunrise 07:12 AM Sunset 06:45 PM Wind WNW 8 mph13 km/h Dew Point 40°F4°C uv Index 6 Barometric Pressure 29.88 in1012 mb POP 1% * Humidity 34%

* POP = Probability of Precipitation. Data for 12:00 PM.