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Weather in Mammoth Lakes, California for October 2026

Your guide to Mammoth Lakes weather in October - trends and predictions

    Snow Forecast ❄️

  • With an average of 2 snowy days, Mammoth Lakes usually enjoys a light touch of snow in October.
    According to Mammoth Lakes snow forecast for October 2026, no snow is expected at the beginning of the month.

    • Temperatures

  • Expect cooler weather in first days of October 2026 in Mammoth Lakes with the forecast suggesting a temperature of 19.9 °F, lower than the historical average.

  • In general, the average temperature in Mammoth Lakes at the beginning of October is 18.9 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 10.3 °F by the end of October.

    • Rain 🌧️

  • Precipitation in Mammoth Lakes during October is a rare event, with an average of fewer than 2 rainy days.

    • More

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

Average dry days
29
Dry days
Average rainy days
1
Rainy days
Average snowy days
2
Snow days
Average temperatures
13°/1°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
46 %
Avg humidity

Mammoth Lakes Weather October

Move between months or click on a day
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
24°
2
Sunny
22°
3
Sunny
23°
4
Sunny
14°
5
Partly cloudy
16°
6
Cloudy
16°
7
Partly cloudy
17°
8
Cloudy
17°
9
Sunny
16°
10
Cloudy
15°
11
Overcast
10°
12
Sunny
13°
13
Sunny
8°
14
Sunny
9°
15
Sunny
12°
16
Thundery outbreaks possible
10°
17
Overcast
9°
18
Partly cloudy
9°
19
Sunny
12°
20
Partly cloudy
13°
21
Overcast
14°
22
Sunny
12°
23
Sunny
14°
24
Sunny
15°
25
Overcast
13°
26
Overcast
12°
27
Sunny
14°
28
Thundery outbreaks possible
9°
29
Moderate or heavy snow showers
8°
30
Overcast
11°
31
Overcast
5°

Temperatures trend during October in Mammoth Lakes

See the weather trend as well as the moving average line

October weather in Mammoth Lakes day by day

Click on a date for more information
September November
Date Weather Temperatures Rain Snow More
Oct. 1 Sunny
Sunny
 24° /7° 0 mm 0 cm
Oct. 2 Sunny
Sunny
 22° /8° 0 mm 0 cm
Oct. 3 Sunny
Sunny
 23° /4° 0 mm 0 cm
Oct. 4 Sunny
Sunny
 14° /0° 0 mm 0 cm
Oct. 5 Partly cloudy
Partly cloudy
 16° /3° 0 mm 0 cm
Oct. 6 Cloudy
Cloudy
 16° /4° 0 mm 0 cm
Oct. 7 Partly cloudy
Partly cloudy
 17° /4° 0 mm 0 cm
Oct. 8 Cloudy
Cloudy
 17° /5° 0 mm 0 cm
Oct. 9 Sunny
Sunny
 16° /4° 0 mm 0 cm
Oct. 10 Cloudy
Cloudy
 15° /4° 0 mm 0 cm
Oct. 11 Overcast
Overcast
 10° /1° 0 mm 0 cm
Oct. 12 Sunny
Sunny
 13° /-1° 0 mm 0 cm
Oct. 13 Sunny
Sunny
 8° /-1° 7.8 mm 4.4 cm
Oct. 14 Sunny
Sunny
 9° /-1° 16.5 mm 11.9 cm
Oct. 15 Sunny
Sunny
 12° /-1° 0 mm 0 cm
Oct. 16 Thundery outbreaks possible
Thundery outbreaks possible
 10° /-6° 0 mm 0 cm
Oct. 17 Overcast
Overcast
 9° /-6° 0.2 mm 0.1 cm
Oct. 18 Partly cloudy
Partly cloudy
 9° /-3° 0 mm 0 cm
Oct. 19 Sunny
Sunny
 12° /-4° 0 mm 0 cm
Oct. 20 Partly cloudy
Partly cloudy
 13° /0° 0 mm 0 cm
Oct. 21 Overcast
Overcast
 14° /0° 0 mm 0 cm
Oct. 22 Sunny
Sunny
 12° /2° 3.5 mm 0 cm
Oct. 23 Sunny
Sunny
 14° /3° 0 mm 0 cm
Oct. 24 Sunny
Sunny
 15° /2° 0 mm 0 cm
Oct. 25 Overcast
Overcast
 13° /2° 0 mm 0 cm
Oct. 26 Overcast
Overcast
 12° /1° 0 mm 0 cm
Oct. 27 Sunny
Sunny
 14° /-1° 0 mm 0 cm
Oct. 28 Thundery outbreaks possible
Thundery outbreaks possible
 9° /0° 0 mm 0 cm
Oct. 29 Moderate or heavy snow showers
Moderate or heavy snow showers
 8° /-2° 7.8 mm 5.6 cm
Oct. 30 Overcast
Overcast
 11° /-3° 0 mm 0 cm
Oct. 31 Overcast
Overcast
 5° /-6° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Mammoth Lakes in October 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 Mammoth Lakes forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Mammoth Lakes in October - FAQ

What are the expected maximum and minimum temperatures in Mammoth Lakes during October?
Prepare for cooler days with highs just around 13° and colder nights, dipping below 1°.

How much rainfall should be expected in Mammoth Lakes during October?
In October, Mammoth Lakes can expect light to moderate rainfall, totaling 36.1 mm across approximately 1 days. Occasional showers are possible, and planning ahead for them could be helpful.

Will it snow in Mammoth Lakes in October 2026?
Mammoth Lakes experiences an average snowfall of 22.1 cm during October, occurring over 2 days.

What are the typical wind conditions in Mammoth Lakes during October?
The average wind speed in Mammoth Lakes during October is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

Mammoth Lakes snow forecast October 2026

Track daily snowfall levels and discover Mammoth Lakes’s snowy potential this October ❄️
On average, Mammoth Lakes sees 2 snowy days during October, with approximately 22.1 cm of total snowfall.

October rainfall patterns in Mammoth Lakes

Explore the daily rainfall trends and prepare for Mammoth Lakess October weather 💧
Typically, Mammoth Lakes has 1 rainy days in October with a total of 36.1 mm of rainfall.

UV exposure in Mammoth Lakes during October

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

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Location coordinates Where is Mammoth Lakes?

Get accurate weather forecasts for Mammoth Lakes, located at latitude 37.649 and longitude -118.972. Stay updated with localized weather information tailored for Mammoth Lakes.

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