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Weather in Lake Tahoe, California for September 2025

Your guide to Lake Tahoe weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Lake Tahoe is cooler than usual, with temperatures averaging 19.7 °F, this is -2.2 °F below the typical seasonal average.

  • Expect cooler weather in the next days in Lake Tahoe with the forecast suggesting a temperature of 20.2 °F, lower than the historical average.

  • In general, the average temperature in Lake Tahoe at the beginning of September is 24.7 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.1 °F by the end of September.

    • Rain 🌧️

  • With an average of 3 rainy days, Lake Tahoe experiences minimal rainfall in September.

    • More

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Average dry days
27
Dry days
Average rainy days
3
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/8°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
39 %
Avg humidity

Lake Tahoe Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
26°
2
Sunny
23°
3
Sunny
25°
4
Sunny
26°
5
Sunny
27°
6
Patchy rain possible
24°
7
Overcast
22°
8
Sunny
22°
9
Sunny
17°
10
Overcast
16°
11
Sunny
17°
12
Sunny
19°
13
Sunny
21°
14
Sunny
22°
15
Sunny
20°
16
Sunny
25°
17
Sunny
28°
18
Sunny
25°
19
Patchy rain possible
20°
20
Sunny
22°
21
Sunny
23°
22
Sunny
25°
23
Patchy rain possible
12°
24
Sunny
19°
25
Sunny
21°
26
Sunny
12°
27
Sunny
17°
28
Sunny
17°
29
Sunny
17°
30
Overcast
24°

Temperatures trend during September in Lake Tahoe

See the weather trend as well as the moving average line

September weather in Lake Tahoe day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Sunny
Sunny
 26° /12° 0 mm 7
Sept. 2 Sunny
Sunny
 23° /12° 0 mm 6
Sept. 3 Sunny
Sunny
 25° /10° 0 mm 7
Sept. 4 Sunny
Sunny
 26° /12° 0 mm 7
Sept. 5 Sunny
Sunny
 27° /12° 0 mm 7
Sept. 6 Patchy rain possible
Patchy rain possible
 24° /12° 0.2 mm 6
Sept. 7 Overcast
Overcast
 22° /10° 0 mm 5
Sept. 8 Sunny
Sunny
 22° /9° 0 mm 6
Sept. 9 Sunny
Sunny
 17° /8° 0 mm 5
Sept. 10 Overcast
Overcast
 16° /6° 0 mm 4
Sept. 11 Sunny
Sunny
 17° /4° 0 mm 5
Sept. 12 Sunny
Sunny
 19° /4° 1.6 mm 5
Sept. 13 Sunny
Sunny
 21° /7° 0 mm 6
Sept. 14 Sunny
Sunny
 22° /7° 0 mm 6
Sept. 15 Sunny
Sunny
 20° /6° 0 mm 6
Sept. 16 Sunny
Sunny
 25° /12° 0 mm 1.9
Sept. 17 Sunny
Sunny
 28° /11° 0 mm 1.8
Sept. 18 Sunny
Sunny
 25° /14° 0 mm 1.4
Sept. 19 Patchy rain possible
Patchy rain possible
 20° /8° 1.3 mm 0.4
Sept. 20 Sunny
Sunny
 22° /7° 0 mm 0
Sept. 21 Sunny
Sunny
 23° /7° 0 mm 4
Sept. 22 Sunny
Sunny
 25° /8° 0 mm 5
Sept. 23 Patchy rain possible
Patchy rain possible
 12° /7° 3.4 mm 2
Sept. 24 Sunny
Sunny
 19° /6° 0 mm 4
Sept. 25 Sunny
Sunny
 21° /5° 0 mm 4
Sept. 26 Sunny
Sunny
 12° /2° 0 mm 3
Sept. 27 Sunny
Sunny
 17° /1° 0 mm 3
Sept. 28 Sunny
Sunny
 17° /4° 0 mm 3
Sept. 29 Sunny
Sunny
 17° /1° 0 mm 3
Sept. 30 Overcast
Overcast
 24° /10° 0 mm 5
Next
Important Notice
Our weather forecast for Lake Tahoe in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Lake Tahoe forecast closer to your planned date for the most up-to-date weather information.
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Lake Tahoe in September - FAQ

What are the expected maximum and minimum temperatures in Lake Tahoe during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Lake Tahoe during September?
Moderate rainfall is anticipated in Lake Tahoe during September, with a total of 60.9 mm spread over approximately 3 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Lake Tahoe during September?
The average wind speed in Lake Tahoe during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Lake Tahoe

Explore the daily rainfall trends and prepare for Lake Tahoes September weather 💧

UV exposure in Lake Tahoe during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

Quick links

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Location coordinates Where is Lake Tahoe?

Get accurate weather forecasts for Lake Tahoe, located at latitude 39.145 and longitude -120.096. Stay updated with localized weather information tailored for Lake Tahoe.

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