Guerneville Weather Conditions
Current Temperature Level
12 °C
23 AQI
Air quality index is: Good
Last Updated: 2025-08-10 06:30 (Local Time)
MapGuerneville
Guerneville Weather Parameters
4 km/h
3 m/s
307° NW
100 %
6.4 km
0 mm
1014 mb
UV Index0
Suggestions for
TodayGuerneville10 Aug.
Heat Stroke• Avoid Outdoor 
Clothing• Layering Must
Driving• Enjoy Driving
Sunscreen• ApplyTrending in United States
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Guerneville 10-Days Weather Forecast
Today
25°C
52 %Monday
23°C55 %Tuesday
20°C61 %Wednesday
18°C67 %Thursday
19°C55 %Friday
19°C51 %Saturday
20°C59 %Sunday
18°C65 %Monday
18°C60 %Tuesday
19°C53 %Sunny
Clear Sky with temperature at 25 °C and humidity will be at 52% with 14.4 km/h winds.37°C / 15°C
Humi.52 %
Prec.0 mm
Sunrise
06:21 AM13hrs 50min
Sunset
08:11 PMTime
Condition
Temp
Humidity
UV
Wind Speed & Dir.
12 AM
Clear
19 °C
68 %
0
2.9 kmph / WNW
Clear 
Feels 18.8 °C
Cover 3 %
Visibility 10 km
1 AM
Clear
18 °C
71 %
0
2.5 kmph / WNW
Clear Feels 18.2 °C
Cover 8 %
Visibility 10 km
2 AM
Clear
18 °C
74 %
0
2.5 kmph / W
Clear Feels 17.8 °C
Cover 8 %
Visibility 10 km
3 AM
Clear
18 °C
75 %
0
1.8 kmph / W
Clear Feels 17.5 °C
Cover 8 %
Visibility 10 km
4 AM
Clear
17 °C
76 %
0
1.4 kmph / WNW
Clear Feels 17.2 °C
Cover 8 %
Visibility 10 km
5 AM
Clear
17 °C
77 %
0
1.1 kmph / WNW
Clear Feels 16.9 °C
Cover 11 %
Visibility 10 km
6 AM
Mist
12 °C
97 %
0
3.6 kmph / NW
MistFeels 17.1 °C
Cover 100 %
Visibility 6.4 km
7 AM
Sunny
19 °C
76 %
0.2
1.1 kmph / NW
SunnyFeels 18.8 °C
Cover 13 %
Visibility 10 km
8 AM
Sunny
22 °C
63 %
0.8
1.8 kmph / SSW
SunnyFeels 21.5 °C
Cover 12 %
Visibility 10 km
9 AM
Sunny
24 °C
50 %
2.1
4 kmph / SSW
SunnyFeels 24.6 °C
Cover 6 %
Visibility 10 km
10 AM
Sunny
29 °C
41 %
4.2
5 kmph / S
SunnyFeels 28.7 °C
Cover 2 %
Visibility 10 km
11 AM
Sunny
32 °C
35 %
6.5
6.8 kmph / S
SunnyFeels 31.9 °C
Cover 1 %
Visibility 10 km
12 PM
Sunny
34 °C
31 %
8.3
9 kmph / SSW
SunnyFeels 34 °C
Cover 2 %
Visibility 10 km
1 PM
Sunny
35 °C
29 %
9.2
11.5 kmph / SSW
SunnyFeels 35.6 °C
Cover 2 %
Visibility 10 km
2 PM
Sunny
35 °C
27 %
8.9
13.7 kmph / SSW
SunnyFeels 35.4 °C
Cover 2 %
Visibility 10 km
3 PM
Sunny
35 °C
28 %
7.4
14.4 kmph / SSW
SunnyFeels 34.8 °C
Cover 2 %
Visibility 10 km
4 PM
Sunny
34 °C
29 %
5.1
13.3 kmph / SSW
SunnyFeels 34 °C
Cover 2 %
Visibility 10 km
5 PM
Sunny
32 °C
29 %
2.8
12.6 kmph / SSW
SunnyFeels 31.7 °C
Cover 1 %
Visibility 10 km
6 PM
Sunny
29 °C
38 %
1.2
10.8 kmph / SSW
SunnyFeels 29.5 °C
Cover 1 %
Visibility 10 km
7 PM
Sunny
27 °C
42 %
0.3
7.9 kmph / SSW
SunnyFeels 27.5 °C
Cover 1 %
Visibility 10 km
8 PM
Sunny
25 °C
46 %
0
5.8 kmph / SSW
SunnyFeels 25 °C
Cover 1 %
Visibility 10 km
9 PM
Clear
23 °C
55 %
0
4 kmph / WSW
Clear Feels 23.1 °C
Cover 2 %
Visibility 10 km
10 PM
Clear
19 °C
59 %
0
3.6 kmph / W
Clear Feels 18.9 °C
Cover 2 %
Visibility 10 km
11 PM
Clear
19 °C
53 %
0
2.9 kmph / WNW
Clear Feels 18.7 °C
Cover 0 %
Visibility 10 km
Today
25°C52 %Monday
23°C55 %Tuesday
20°C61 %Wednesday
18°C67 %Thursday
19°C55 %Friday
19°C51 %Saturday
20°C59 %Sunday
18°C65 %Monday
18°C60 %Tuesday
19°C53 %Temp19 °C
ConditionSunny
Humidity76 %
Feels18.8 °C
Cover13 %
Visibility10 km
Wind Speed & Dir.1.1 kmph / NW
UV0.2
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
9Sat.
37°16 °C
10Today
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.
United States's Hottest Cities - August 2025
1.
Tempe, United States
Sunny
36%
0
5.4 kmph / ESE
2.
Scottsdale, United States
Sunny
38%
0
5 kmph / ESE
3.
Guadalupe, United States
Sunny
38%
0
3.6 kmph / SE
4.
Phoenix, United States
Sunny
38%
0
3.6 kmph / SE
5.
Tolleson, United States
Sunny
38%
0
3.6 kmph / SE
6.
Gilbert, United States
Partly cloudy
41%
0
5.8 kmph / ESE
7.
Chandler, United States
Partly cloudy
41%
0
6.1 kmph / SE
8.
Fountain Hills, United States
Sunny
39%
0
3.6 kmph / E
9.
Sun City, United States
Sunny
42%
0
6.5 kmph / SW
10.
Palm Springs, United States
Clear
48%
0
3.6 kmph / W
Last Updated: 10 Aug 2025, 02:04 PM
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