Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
Onset of October in Mammoth Lakes comes with a temperature decline, the average high falling from a comfortable 65.8°F (18.8°C) in September to a cool 55.2°F (12.9°C). A sharp divergence from daytime highs is noted during the month of October, with the average nighttime temperature settling at a freezing cold 31.8°F (-0.1°C).Humidity
The average relative humidity in October in Mammoth Lakes, California, is 46%.Rainfall
August and October are months with the least rain in Mammoth Lakes when the rain falls for 2.2 days and typically aggregates up to 0.08" (2mm) of rain.Snowfall
Months with snowfall are January through June, September through December. In Mammoth Lakes, in October, snow falls for 2.2 days, with typically accumulated 0.28" (7mm) of snow. In Mammoth Lakes, during the entire year, snow falls for 60.8 days and aggregates up to 28.58" (726mm) of snow.Daylight
The average length of the day in October is 11h and 12min.On the first day of October in Mammoth Lakes, sunrise is at 6:52 am and sunset at 6:38 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:58 pm PDT.
Sunshine
In Mammoth Lakes, California, the average sunshine in October is 8.1h.UV index
The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The UV index of 2 in October translates into these instructions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What are October temperatures in Mammoth Lakes?
What is the average humidity in October in Mammoth Lakes?
What is the driest month in Mammoth Lakes?
How much does it rain in Mammoth Lakes in October?
How much does it snow in Mammoth Lakes in October?
How many hours of daylight does Mammoth Lakes have in October?
When is the sunrise / sunset in October in Mammoth Lakes?
How many hours of sunshine does Mammoth Lakes have in October?
What are the months with the lowest UV index in Mammoth Lakes?
What is the UV index intensity in October in Mammoth Lakes?
Average temperature in October
Mammoth Lakes, CA
- Average high temperature in October: 55.2°F
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).
- Average low temperature in October: 31.8°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).
Average pressure in October
Mammoth Lakes, CA
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in October
Mammoth Lakes, CA
- Average wind speed in October: 5.3mph
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).
Average humidity in October
Mammoth Lakes, CA
- Average humidity in October: 46%
The month with the highest relative humidity is February (76%).
The month with the lowest relative humidity is August (34%).
Average rainfall in October
Mammoth Lakes, CA
- Average rainfall in October: 0.08"
The wettest month (with the highest rainfall) is February (0.94").
The driest months (with the least rainfall) are August and October (0.08").
Average rainfall days in October
Mammoth Lakes, CA
- Average rainfall days in October: 2.2 days
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).
Average snowfall in October
Mammoth Lakes, CA
- Average snowfall in October: 0.28"
The month with the highest snowfall is February (5.67").
The months with the least snowfall are July and August (0").
Average snowfall days in October
Mammoth Lakes, CA
- Average snowfall days in October: 2.2 days
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).
Average daylight in October /
Average sunshine in October
Mammoth Lakes, CA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in October: 8h and 1min
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).
Average sunshine days in October
Mammoth Lakes, CA
- Average sunshine days in October: 27.3 days
The month with the most sunshine days is October (27.3 days).
The month with the least sunshine days is March (18.2 days).
Average UV index in October
Mammoth Lakes, CA
- Average UV index in October: 2
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).
Average cloud cover in October
Mammoth Lakes, CA
- Average cloud cover in October: 11
The month with the most cloud cover is March (Cloud cover 30).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in October
Mammoth Lakes, CA
- Average visibility in October: 6mi
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).
Mammoth Lakes, California, USA
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