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Mammoth Lakes

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Mammoth Lakes Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Mammoth Lakes year round climate

  • Spring (March–May): Average 0.5–10.6°C, cold climate. March has heavier rainfall, while April and May are relatively dry. Common activities: Skiing (remaining snow), Hiking (low altitude areas). Recommended clothing: Warm jacket, warm hat, gloves, waterproof clothing.
  • Summer (June–August): Average 15.7–20.3°C, warm and dry climate with a large diurnal temperature variation. Common activities: Hiking, camping, fishing, water activities. Recommended clothing: Light jacket, long-sleeved shirt, short-sleeved shirt, comfortable and breathable pants.
  • Autumn (September–November): Average 8.8–14.3°C, cool climate with gradually increasing rainfall. Common activities: Leaf-peeping, hiking. Recommended clothing: Warm jacket, long-sleeved shirt, comfortable pants.
  • Winter (December–February): Average -3.9–0.5°C, cold climate with heavy snowfall; a skiing paradise. Common activities: Skiing, snow activities. Recommended clothing: Heavy warm jacket, snow pants, waterproof snow boots, warm hat, gloves, scarf.

Mammoth Lakes climatological average

Annual average temperature: approx. 7°C / Annual rainfall: approx. 602 mm / Summer humidity: 30%–40% / Rainiest month: December

Mammoth Lakes monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
-3.9°C
88.4
February
-3.4°C
83.4
March
0.5°C
109.6
April
5.4°C
18.4
May
10.6°C
17
June
15.7°C
24
July
20.3°C
15.6
August
17.5°C
52.9
September
14.3°C
17.1
October
8.8°C
5.2
November
-0.6°C
46
December
-0.6°C
125.2

Mammoth Lakes weather for the next seven days

4/27
Monday
Patchy moderate snow
5.1°C/-7.7°C
4/28
Tuesday
Sunny
8.6°C/-3.9°C
4/29
Wednesday
Sunny
12.5°C/-1.7°C
4/30
Thursday
Sunny
13.8°C/1.1°C
5/1
Friday
Sunny
16.1°C/0.9°C
5/2
Saturday
Partly Cloudy
14.1°C/4.2°C
5/3
Sunday
Sunny
10.2°C/0.3°C

Mammoth Lakes Frequently Asked Questions and Useful Information for Travel

What are the best months to visit Mammoth Lakes for fall foliage?

With warm days and cool nights, it's easy to see why fall in Mammoth Lakes is one of California's best-kept secrets. While the timing of peak foliage varies with the weather, mid-September through early October is typically the best time to witness the majestic fall colors.

How many days are recommended for a Mammoth Lakes trip?

It's usually recommended to stay 3 to 4 days in Mammoth Lakes to thoroughly explore and participate in the activities you want to do the most. However, even if you just have a weekend, spending 24 to 48 hours in the town can still make a nice getaway.

Is Mammoth Lakes worth visiting?

Mammoth Lakes is more than epic trails and alpine views—it's a town full of local character, indie businesses, and low-key spots that make any visit more memorable.

What airport do I fly into for Mammoth Lakes?

You can fly into Mammoth Yosemite Airport (MMH). The airport is located on Hwy 395 about 15 minutes from the town of Mammoth Lakes.

What kind of experiences can I expect in Mammoth Lakes?

Mammoth Lakes offers a unique blend of stunning natural beauty and a vibrant local scene. Expect to find breathtaking alpine vistas, opportunities for outdoor adventures year-round, and charming independent shops and eateries that contribute to its distinct character.