Guerneville Weather Conditions
Current Temperature Level
33 °C
26 AQI
Air quality index is: Good
Last Updated: 2025-08-09 13:30 (Local Time)
MapGuerneville
Guerneville Weather Parameters
11 km/h
3 m/s
202° SSW
0 %
16 km
0 mm
1012 mb
UV Index10
Suggestions for
TodayGuerneville9 Aug.
Heat Stroke• Avoid Outdoor 
Clothing• Breathable
Driving• Enjoy Driving
Sunscreen• ApplyTrending in United States
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Guerneville 10-Days Weather Forecast
Today
25°C
49 %Sunday
22°C63 %Monday
23°C54 %Tuesday
20°C54 %Wednesday
18°C67 %Thursday
19°C59 %Friday
18°C63 %Saturday
19°C60 %Sunday
18°C61 %Monday
20°C55 %Sunny
Clear Sky with temperature at 25 °C and humidity will be at 49% with 14.8 km/h winds.37°C / 16°C
Humi.49 %
Prec.0 mm
Sunrise
06:20 AM13hrs 52min
Sunset
08:12 PMTime
Condition
Temp
Humidity
UV
Wind Speed & Dir.
12 AM
Clear
21 °C
55 %
0
1.8 kmph / WSW
Clear 
Feels 20.7 °C
Cover 3 %
Visibility 10 km
1 AM
Clear
20 °C
56 %
0
1.8 kmph / WSW
Clear Feels 19.9 °C
Cover 3 %
Visibility 10 km
2 AM
Clear
20 °C
58 %
0
1.8 kmph / SW
Clear Feels 19.6 °C
Cover 4 %
Visibility 10 km
3 AM
Clear
20 °C
60 %
0
1.4 kmph / SSW
Clear Feels 19.5 °C
Cover 3 %
Visibility 10 km
4 AM
Clear
20 °C
60 %
0
1.1 kmph / W
Clear Feels 19.9 °C
Cover 3 %
Visibility 10 km
5 AM
Clear
20 °C
60 %
0
1.8 kmph / SW
Clear Feels 20 °C
Cover 8 %
Visibility 10 km
6 AM
Clear
20 °C
61 %
0
2.2 kmph / SSW
Clear Feels 20 °C
Cover 11 %
Visibility 10 km
7 AM
Sunny
21 °C
61 %
0.2
1.1 kmph / SSW
SunnyFeels 21.4 °C
Cover 12 %
Visibility 10 km
8 AM
Sunny
24 °C
52 %
0.8
2.2 kmph / S
SunnyFeels 24.3 °C
Cover 11 %
Visibility 10 km
9 AM
Sunny
26 °C
42 %
2.2
4.7 kmph / S
SunnyFeels 26.2 °C
Cover 5 %
Visibility 10 km
10 AM
Sunny
30 °C
37 %
4.4
6.1 kmph / S
SunnyFeels 29.9 °C
Cover 2 %
Visibility 10 km
11 AM
Sunny
32 °C
34 %
6.7
7.9 kmph / SSW
SunnyFeels 32.7 °C
Cover 1 %
Visibility 10 km
12 PM
Sunny
34 °C
31 %
8.6
9 kmph / SSW
SunnyFeels 34.7 °C
Cover 2 %
Visibility 10 km
1 PM
Sunny
33 °C
39 %
9.6
10.8 kmph / SSW
SunnyFeels 36.1 °C
Cover 0 %
Visibility 16 km
2 PM
Sunny
35 °C
29 %
9.2
13 kmph / SSW
SunnyFeels 35.7 °C
Cover 2 %
Visibility 10 km
3 PM
Sunny
34 °C
32 %
7.5
14.8 kmph / SSW
SunnyFeels 34.9 °C
Cover 2 %
Visibility 10 km
4 PM
Sunny
34 °C
33 %
5.2
14.4 kmph / SSW
SunnyFeels 34 °C
Cover 2 %
Visibility 10 km
5 PM
Sunny
31 °C
34 %
2.9
11.9 kmph / SSW
SunnyFeels 31.4 °C
Cover 2 %
Visibility 10 km
6 PM
Sunny
28 °C
46 %
1.2
9 kmph / SSW
SunnyFeels 29.1 °C
Cover 2 %
Visibility 10 km
7 PM
Sunny
25 °C
52 %
0.3
6.8 kmph / SSW
SunnyFeels 26.9 °C
Cover 2 %
Visibility 10 km
8 PM
Sunny
23 °C
57 %
0
5 kmph / SW
SunnyFeels 24 °C
Cover 2 %
Visibility 10 km
9 PM
Clear
21 °C
66 %
0
3.2 kmph / WSW
Clear Feels 20.6 °C
Cover 26 %
Visibility 10 km
10 PM
Partly Cloudy
18 °C
71 %
0
2.9 kmph / W
Partly Cloudy Feels 18.4 °C
Cover 37 %
Visibility 10 km
11 PM
Clear
17 °C
57 %
0
2.9 kmph / WNW
Clear Feels 17.3 °C
Cover 0 %
Visibility 10 km
Today
25°C49 %Sunday
22°C63 %Monday
23°C54 %Tuesday
20°C54 %Wednesday
18°C67 %Thursday
19°C59 %Friday
18°C63 %Saturday
19°C60 %Sunday
18°C61 %Monday
20°C55 %Temp35 °C
ConditionSunny
Humidity29 %
Feels35.7 °C
Cover2 %
Visibility10 km
Wind Speed & Dir.13 kmph / SSW
UV9.2
Guerneville 30-Days (August 2025) Weather Forecast
Sun.
Mon.
Tue.
Wed.
Thu.
Fri.
Sat.
1Fri.
33°13 °C
2Sat.
35°14 °C
3Sun.
34°14 °C
4Mon.
34°13 °C
5Tue.
32°13 °C
6Wed.
37°14 °C
7Thu.
36°15 °C
8Fri.
39°17 °C
9Today
37°16 °C
10Sun.
35°14 °C
11Mon.
35°14 °C
12Tue.
32°10 °C
13Wed.
30°10 °C
14Thu.
32°10 °C
15Fri.
29°8 °C
16Sat.
31°11 °C
17Sun.
29°11 °C
18Mon.
32°10 °C
19Tue.
35°12 °C
20Wed.
36°13 °C
21Thu.
36°14 °C
22Fri.
34°13 °C
23Sat.
30°14 °C
24Sun.
30°13 °C
25Mon.
29°13 °C
26Tue.
30°13 °C
27Wed.
31°14 °C
28Thu.
31°15 °C
29Fri.
30°14 °C
30Sat.
30°14 °C
31Sun.
30°14 °C
AugustWeather Overview
No. of days:
Sunny
29
Cloudy
0
Rainy
2
Snowy
0
The monthly weather averages in Guerneville consist of 29 sunny days, 0 cloudy days, 2 rainy days, and 0 snowy days.
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34.6 kmph / SW
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8%
10.9
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Sunny
21%
9.9
11.9 kmph / W
8.
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Sunny
21%
9.9
11.9 kmph / W
9.
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Sunny
10%
7.6
4.3 kmph / NNW
10.
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Sunny
7%
10.8
11.2 kmph / W
Last Updated: 09 Aug 2025, 08:54 PM
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