Climate and monthly weather forecast
Mammoth Lakes, CA

Perfect water reflections of trees, rocks, and distant mountains in the clear water of Mammoth Lakes, California
Perfect water reflections of trees, rocks, and distant mountains in the clear water of Mammoth Lakes, California

Weather in January

January, like December, in Mammoth Lakes, California, is another cold winter month, with temperature in the range of an average low of 16.5°F (-8.6°C) and an average high of 35.6°F (2°C). In Mammoth Lakes, California, the average high-temperature in January is almost the same as in December - a still wintry 35.6°F (2°C). Weather in January »

Weather in February

February, the last month of the winter in Mammoth Lakes, is also a wintry month, with temperature in the range of an average low of 14.9°F (-9.5°C) and an average high of 34°F (1.1°C). With an average high-temperature of 34°F (1.1°C) and an average low-temperature of 14.9°F (-9.5°C), February is the coldest month. Weather in February »

Weather in March

March, the first month of the spring in Mammoth Lakes, is also a wintry month, with an average temperature fluctuating between 18.7°F (-7.4°C) and 37.6°F (3.1°C). In March, the average high-temperature is practically the same as in February - a still wintry 37.6°F (3.1°C). Weather in March »

Weather in April

April in Mammoth Lakes, California, is a chilly spring month, with an average temperature ranging between min 24.1°F (-4.4°C) and max 44.6°F (7°C). In Mammoth Lakes, the average high-temperature in April slightly increases from a cold 37.6°F (3.1°C) in March to a frosty 44.6°F (7°C). Weather in April »

Weather in May

The last month of the spring, May, is a cool month in Mammoth Lakes, California, with temperature in the range of an average high of 52.9°F (11.6°C) and an average low of 32°F (0°C). In Mammoth Lakes, the average high-temperature in May slightly increases from a chilly 44.6°F (7°C) in April to a cool 52.9°F (11.6°C). Weather in May »

Weather in June

June, the first month of the summer in Mammoth Lakes, is a comfortable month, with an average temperature fluctuating between 41.9°F (5.5°C) and 65.3°F (18.5°C). In June, the average high-temperature increases from a cool 52.9°F (11.6°C) in May to an enjoyable 65.3°F (18.5°C). Weather in June »

Weather in July

July in Mammoth Lakes, California, is a warm summer month, with an average temperature ranging between min 48.2°F (9°C) and max 73.4°F (23°C). July is the warmest month, with an average high-temperature of 73.4°F (23°C) and an average low-temperature of 48.2°F (9°C). Weather in July »

Weather in August

August, the last month of the summer in Mammoth Lakes, is also an agreeable month, with an average temperature varying between 46.8°F (8.2°C) and 72.1°F (22.3°C). In Mammoth Lakes, California, the average high-temperature in August is almost the same as in July - an agreeable 72.1°F (22.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an enjoyable month in Mammoth Lakes, California, with an average temperature ranging between max 65.8°F (18.8°C) and min 41.5°F (5.3°C). In Mammoth Lakes, California, the average high-temperature in September slightly decreases from a pleasant 72.1°F (22.3°C) in August to a comfortable 65.8°F (18.8°C). Weather in September »

Weather in October

October, like September, in Mammoth Lakes, California, is another fresh autumn month, with an average temperature varying between 31.8°F (-0.1°C) and 55.2°F (12.9°C). In October, the average high-temperature decreases from a comfortable 65.8°F (18.8°C) in September to a cool 55.2°F (12.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Mammoth Lakes, California, with an average temperature varying between 44.4°F (6.9°C) and 23°F (-5°C). In Mammoth Lakes, California, the average high-temperature in November drops from a cool 55.2°F (12.9°C) in October to a frosty 44.4°F (6.9°C). Weather in November »

Weather in December

December, the first month of the winter in Mammoth Lakes, is still a cold month, with an average temperature fluctuating between 34.2°F (1.2°C) and 15.4°F (-9.2°C). In December, the average high-temperature decreases from a frosty 44.4°F (6.9°C) in November to a wintry 34.2°F (1.2°C). Weather in December »
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FAQ

How much does it rain in Mammoth Lakes?

In Mammoth Lakes, California, during the entire year, the rain falls for 47.7 days and collects up to 4.92" (125mm) of precipitation.

When does it snow in Mammoth Lakes?

January through June, September through December are months with snowfall.

How many days does it snow in Mammoth Lakes?

Throughout the year, there are 60.8 snowfall days, and 28.58" (726mm) of snow is accumulated.

What is the month with the least sunshine in Mammoth Lakes?

With an average of 6.3h of sunshine, January has the least sunshine of the year in Mammoth Lakes.

When is the lowest UV index in Mammoth Lakes?

The months with the lowest UV index in Mammoth Lakes are January through April, October through December, with an average maximum UV index of 2.

What is the coldest month in Mammoth Lakes?

The coldest month is February, with an average high-temperature of 34°F (1.1°C) and an average low-temperature of 14.9°F (-9.5°C).

What is the most humid month in Mammoth Lakes?

The most humid month in Mammoth Lakes is February, with an average relative humidity of 76%.

What is the rainiest month in Mammoth Lakes?

February is the month with the most rainfall in Mammoth Lakes, California. Rain falls for 4.3 days and accumulates 0.94" (24mm) of precipitation.

When does it snow the most in Mammoth Lakes?

February is the month with the most snowfall in Mammoth Lakes, California. Snow falls for 9.3 days and accumulates 5.67" (144mm) of snow.

When is Daylight Saving Time (DST) in Mammoth Lakes?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Mammoth Lakes, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from PDT to PST.

When are the longest days in Mammoth Lakes?

With an average of 14h and 44min of daylight, June has the longest days of the year in Mammoth Lakes.

What is the month with the highest UV index in Mammoth Lakes?

The months with the highest UV index are June and July, with an average maximum UV index of 5.

What is the warmest month in Mammoth Lakes?

The warmest month in Mammoth Lakes is July, with an average high-temperature of 73.4°F (23°C) and an average low-temperature of 48.2°F (9°C).

When it does not snow in Mammoth Lakes?

July and August are months without snowfall in Mammoth Lakes.

What are the months with the most sunshine in Mammoth Lakes?

The months with the most sunshine in Mammoth Lakes are July and August, with an average of 12h of sunshine.

What is the least humid month in Mammoth Lakes?

August is the least humid month, with an average relative humidity of 34%.

What is the driest month in Mammoth Lakes?

August and October are months with the least rain when the rain falls for 1.8 days and typically aggregates up to 0.08" (2mm) of rain.

What is the month with the shortest days in Mammoth Lakes?

The month with the shortest days is December, with an average of 9h and 37min of daylight.

Average temperature
Mammoth Lakes, CA

Average temperature - Mammoth Lakes, CA

The warmest month (with the highest average high temperature) is July (73.4°F).
The month with the lowest average high temperature is February (34°F).

The month with the highest average low temperature is July (48.2°F).
The coldest month (with the lowest average low temperature) is February (14.9°F).

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Average pressure
Mammoth Lakes, CA

Average pressure - Mammoth Lakes, CA

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed
Mammoth Lakes, CA

Average wind speed - Mammoth Lakes, CA

The windiest month (with the highest average wind speed) is March (6.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

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Average humidity
Mammoth Lakes, CA

Average humidity - Mammoth Lakes, CA

The month with the highest relative humidity is February (76%).
The month with the lowest relative humidity is August (34%).

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Average rainfall
Mammoth Lakes, CA

Average rainfall - Mammoth Lakes, CA

The wettest month (with the highest rainfall) is February (0.94").
The driest months (with the least rainfall) are August and October (0.08").

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Average rainfall days
Mammoth Lakes, CA

Average rainfall days - Mammoth Lakes, CA

The month with the highest number of rainy days is April (6.3 days).
The month with the least rainy days is August (1.8 days).

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Average snowfall
Mammoth Lakes, CA

Average snowfall - Mammoth Lakes, CA

The month with the highest snowfall is February (5.67").
The months with the least snowfall are July and August (0").

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Average snowfall days
Mammoth Lakes, CA

Average snowfall days - Mammoth Lakes, CA

The month with the highest number of snowfall days is March (11.3 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight / Average sunshine
Mammoth Lakes, CA

Average daylight / Average sunshine - Mammoth Lakes, CA

The month with the longest days is June (Average daylight: 14h and 44min).
The month with the shortest days is December (Average daylight: 9h and 37min).

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 18min).

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Average sunshine days
Mammoth Lakes, CA

Average sunshine days - Mammoth Lakes, CA

The month with the most sunshine days is October (27.3 days).
The month with the least sunshine days is March (18.2 days).

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Average UV index
Mammoth Lakes, CA

Average UV index - Mammoth Lakes, CA

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

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Average visibility
Mammoth Lakes, CA

Average visibility - Mammoth Lakes, CA

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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