Mammoth Lakes
California, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Mammoth Lakes, CA

The ever-scenic and perfect water reflections in the clear water of trees, rocks, and distant mountains in Mammoth Lakes, California
The ever-scenic and perfect water reflections in the clear water of trees, rocks, and distant mountains in Mammoth Lakes, California
August, the last month of the summer, in Mammoth Lakes, is another warm month, with average temperature ranging between max 76.8°F (24.9°C) and min 44.8°F (7.1°C).

Temperature

In Mammoth Lakes, California, the average high-temperature is relatively the same as in July - a still warm 76.8°F (24.9°C). The average low-temperature, is 44.8°F (7.1°C).

Rainfall

August is the month with the least rainfall in Mammoth Lakes. Rain falls for 2 days and accumulates 0.3" (7.9mm) of precipitation.

Snowfall

In Mammoth Lakes, during the entire year, snow aggregates up to 206.1" (5235mm).

Daylight

In August, the average length of the day in Mammoth Lakes, California, is 13.6h.

Sunshine

In August, the average sunshine is 11h.

UV index

In Mammoth Lakes, the average daily maximum UV index is 10. A UV Index estimate of 8 to 10 represents a very high threat to health from the exposure to the Sun's UV rays for ordinary individuals.
In August, the average maximum UV index of 10 translate into the following recommendations:
Take extra precautions. Protection against sun damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in August in Mammoth Lakes?

The average high-temperature, in August, in Mammoth Lakes, California, is 76.8°F (24.9°C), while the average low-temperature is 44.8°F (7.1°C).

How much does it rain in Mammoth Lakes in August?

In Mammoth Lakes, during August, the rain falls for 2 days and regularly aggregates up to 0.3" (7.9mm) of precipitation.

What is the driest month in Mammoth Lakes?

The month with the least rainfall is August when the rain falls for 2 days and typically collects 0.3" (7.9mm) of precipitation.

How many hours of daylight does Mammoth Lakes have in August?

In Mammoth Lakes, California, the average length of the day in August is 13.6h.

How long on average sun shines in August in Mammoth Lakes?

The average sunshine in August in Mammoth Lakes, California, is 11h.

What is the UV index intensity in August in Mammoth Lakes?

In Mammoth Lakes, California, the average daily maximum UV index in August is 10. A UV Index value of 8 to 10 symbolizes a very high health risk from unsafe exposure to the Sun's UV rays.
Average temperature in August - Mammoth Lakes, CA
  • Average high temperature in August: 76.8°F

The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in August: 44.8°F

The month with the highest average low temperature is July (45.3°F).
The coldest month (with the lowest average low temperature) is January (14.8°F).

Average rainfall in August - Mammoth Lakes, CA
  • Average rainfall in August: 0.3"

The wettest month (with the highest rainfall) is January (4.6").
The driest month (with the lowest rainfall) is August (0.3").

Average rainfall days in August - Mammoth Lakes, CA
  • Average rainfall days in August: 2 days

Months with the highest number of rainy days are January and February (9 days).
Months with the lowest number of rainy days are August and September (2 days).

Average snowfall in August - Mammoth Lakes, CA
  • Average snowfall in August: 0"

The month with the highest snowfall is December (45.3").
Months with the lowest snowfall are July, August and September (0").

Average daylight in August / Average sunshine in August - Mammoth Lakes, CA
  • Average daylight in August: 13.6h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).

  • Average sunshine in August: 11h

The month with most sunshine is July (Average sunshine: 12h).
The month with least sunshine is December (Average sunshine: 6h).

Average UV index in August - Mammoth Lakes, CA
  • Average UV index in August: 10

Months with the highest UV index are June and July (UV index 11).
The month with the lowest UV index is December (UV index 2).