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Truckee (CA)
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Truckee (CA)
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United States weather

Weather in Truckee, California for September 2025

Your guide to Truckee weather in September - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Truckee during September is quite rare, with fewer than 2 snowy days on average.
    According to Truckee snow forecast for September 2025, 3 snowy days are expected until the end of the month. The closest date with snow is Friday, September 26.

    • Temperatures

  • Until now, September 2025 in Truckee is slightly cooler than the historical average by -1.5 °F.

  • Expect cooler weather in the next days in Truckee with the forecast suggesting a temperature of 18.1 °F, lower than the historical average.

  • In general, the average temperature in Truckee at the beginning of September is 23.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.1 °F by the end of September.

    • Rain 🌧️

  • With an average of 2 rainy days, Truckee experiences minimal rainfall in September.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
28
Dry days
Average rainy days
2
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/9°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
43 %
Avg humidity

Truckee Weather September

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

Temperatures trend during September in Truckee

See the weather trend as well as the moving average line

September weather in Truckee day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
Sept. 1 Partly cloudy
Partly cloudy
 27° /16° 0 mm 0 cm
Sept. 2 Thundery outbreaks possible
Thundery outbreaks possible
 23° /17° 0 mm 0 cm
Sept. 3 Partly cloudy
Partly cloudy
 25° /14° 0 mm 0 cm
Sept. 4 Partly cloudy
Partly cloudy
 24° /15° 0 mm 0 cm
Sept. 5 Sunny
Sunny
 25° /14° 0 mm 0 cm
Sept. 6 Sunny
Sunny
 22° /12° 0 mm 0 cm
Sept. 7 Partly cloudy
Partly cloudy
 18° /9° 0 mm 0 cm
Sept. 8 Sunny
Sunny
 18° /9° 0 mm 0 cm
Sept. 9 Sunny
Sunny
 17° /7° 0 mm 0 cm
Sept. 10 Overcast
Overcast
 17° /7° 0 mm 0 cm
Sept. 11 Sunny
Sunny
 17° /5° 0 mm 0 cm
Sept. 12 Sunny
Sunny
 19° /5° 0 mm 0 cm
Sept. 13 Sunny
Sunny
 21° /7° 0 mm 0 cm
Sept. 14 Sunny
Sunny
 22° /8° 0 mm 0 cm
Sept. 15 Sunny
Sunny
 25° /9° 0 mm 0 cm
Sept. 16 Sunny
Sunny
 26° /13° 0 mm 0 cm
Sept. 17 Sunny
Sunny
 25° /15° 0 mm 0 cm
Sept. 18 Patchy rain possible
Patchy rain possible
 23° /11° 0.4 mm 0 cm
Sept. 19 Patchy rain possible
Patchy rain possible
 18° /8° 1.6 mm 0 cm
Sept. 20 Patchy rain possible
Patchy rain possible
 18° /8° 0.2 mm 0 cm
Sept. 21 Sunny
Sunny
 21° /7° 0 mm 0 cm
Sept. 22 Sunny
Sunny
 21° /8° 0 mm 0 cm
Sept. 23 Sunny
Sunny
 21° /7° 0 mm 0 cm
Sept. 24 Sunny
Sunny
 19° /7° 0 mm 0 cm
Sept. 25 Partly cloudy
Partly cloudy
 17° /3° 0.1 mm 0 cm
Sept. 26 Moderate rain
Moderate rain
 11° /1° 6.4 mm 3.4 cm
Sept. 27 Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-4° 2 mm 1.4 cm
Sept. 28 Patchy rain possible
Patchy rain possible
 5° /-5° 0.2 mm 0 cm
Sept. 29 Sunny
Sunny
 27° /9° 0 mm 0 cm
Sept. 30 Overcast
Overcast
 24° /10° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Truckee 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 Truckee forecast closer to your planned date for the most up-to-date weather information.
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Truckee in September - FAQ

What are the expected maximum and minimum temperatures in Truckee during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Truckee during September?
In September, Truckee can expect light to moderate rainfall, totaling 30.6 mm across approximately 2 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Truckee during September?
The average wind speed in Truckee during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

Truckee snow forecast September 2025

Track daily snowfall levels and discover Truckee’s snowy potential this September ❄️

September rainfall patterns in Truckee

Explore the daily rainfall trends and prepare for Truckees September weather 💧

UV exposure in Truckee during September

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

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Location coordinates Where is Truckee?

Get accurate weather forecasts for Truckee, located at latitude 39.328 and longitude -120.183. Stay updated with localized weather information tailored for Truckee.

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