Fallon December Weather

Averages and records for weather in Fallon, Nevada in the month of December.
Typical Fallon December Weather
1991–2020
Average daily high 44.9 °F
Average daily low 19.5 °F
Average monthly precipitation 0.4 inches
Average monthly snow 1.1 inches
Daily chance of precipitation 12.7%
Daily chance of snow 2.6%
Fallon December Weather Records
1903–2024
Highest temperature 72 °F December 10, 1939
Lowest temperature -21 °F December 22, 1990
Highest daily low 57 °F December 23, 1964
Lowest daily high 6 °F December 22, 1990
Hottest average high temperature 55.8 °F 1929
Coldest average high temperature 31.6 °F 2009
Most daily precipitation 1.3 inches December 31, 2022
Most monthly precipitation 2.2 inches 1931
Most daily snow 8.0 inches December 8, 2009
Most monthly snow 15.0 inches 2009
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
December 1 49.4 22.4 69 -2
December 2 48.9 22.1 69 -2
December 3 48.5 21.8 66 8
December 4 48.1 21.6 66 6
December 5 47.7 21.3 67 -1
December 6 47.4 21.1 69 4
December 7 47.2 20.9 65 3
December 8 46.8 20.8 67 -11
December 9 46.4 20.6 69 -13
December 10 46.0 20.3 72 -12
December 11 45.6 20.0 65 -14
December 12 45.4 19.8 65 -17
December 13 45.1 19.6 67 -17
December 14 45.0 19.7 69 -17
December 15 44.8 19.7 66 -7
December 16 44.6 19.7 69 -7
December 17 44.4 19.7 63 -1
December 18 44.2 19.7 64 -1
December 19 44.0 19.6 69 -2
December 20 43.9 19.5 64 -2
December 21 43.7 19.5 65 -8
December 22 43.6 19.4 69 -21
December 23 43.5 19.3 65 -17
December 24 43.5 19.3 63 -17
December 25 43.5 19.3 72 -10
December 26 43.6 19.4 68 -10
December 27 43.5 19.4 64 -5
December 28 43.5 19.3 65 -4
December 29 43.5 19.3 62 -10
December 30 43.6 19.2 69 -9
December 31 43.6 19.3 63 -12
Weather Station Details
Years Station Coordinates
1903–2024 Fallon Experimental Station location