Mammoth Lakes weather in September 2020

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19
19°C max day temperature
10
10 hours of sunshine per day
5
5 days with some rainfall
2
2°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
20
20 mm of monthly rainfall
8
8 (Very High) UV index

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The September weather guide for Mammoth Lakes, California shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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How hot is it in Mammoth Lakes in September?

Daytime temperatures usually reach 19°C in Mammoth Lakes in September, falling to 2°C at night.

How sunny is it in Mammoth Lakes in September?

There are normally 10 hours of bright sunshine each day in Mammoth Lakes in September - that's 80% of daylight hours.

Does it rain in Mammoth Lakes in September?

There are usually 5 days with some rain in Mammoth Lakes in September and the average monthly rainfall is 20mm.

Mammoth Lakes sunrise & sunset times for September 2020

Browse the sunrise & sunset times for Mammoth Lakes in September 2020. Select a month to view Mammoth Lakes sunrise & sunset times for the next twelve months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec