Tempe Weather in December
Average highs run from 72°F on December 1 to 69°F on December 31, and lows from 40°F to 37°F. Normal precipitation for the month is 0.95 in over about 4 wet days.
December day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
December at a glance
- Average high
- 69°F
- Average low
- 38°F
- Precipitation
- 0.95 in
- Record high
- 88°FDec 10, 1950
- Record low
- 22°FDec 5, 1948
- Chance of a freeze
- 92%
- Daylight
- 10 h 06 min to 9 h 59 min
- Cloud cover
- 42%
- Humidity
- 45%
- Dew point
- 28°F
- Wind
- 6.7 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Dec 1 | 72°F | 40°F | 85°F 2021 | 28°F 1948 | 9% |
| Dec 2 | 72°F | 40°F | 84°F 2017 | 28°F 1943 | 10% |
| Dec 3 | 72°F | 39°F | 83°F 2024 | 25°F 1934 | 10% |
| Dec 4 | 71°F | 39°F | 83°F 1979 | 25°F 1934 | 10% |
| Dec 5 | 71°F | 39°F | 82°F 1965 | 22°F 1948 | 10% |
| Dec 6 | 71°F | 39°F | 84°F 2023 | 27°F 1960 | 10% |
| Dec 7 | 70°F | 38°F | 82°F 1940 | 27°F 1948 | 10% |
| Dec 8 | 70°F | 38°F | 83°F 1940 | 28°F 1951 | 11% |
| Dec 9 | 70°F | 38°F | 84°F 1981 | 26°F 1951 | 11% |
| Dec 10 | 70°F | 38°F | 88°F 1950 | 23°F 1944 | 11% |
| Dec 11 | 69°F | 38°F | 81°F 1950 | 25°F 1947 | 11% |
| Dec 12 | 69°F | 38°F | 79°F 1950 | 25°F 1949 | 11% |
| Dec 13 | 69°F | 37°F | 82°F 2010 | 25°F 1949 | 11% |
| Dec 14 | 69°F | 37°F | 82°F 2025 | 27°F 1949 | 11% |
| Dec 15 | 69°F | 37°F | 81°F 2025 | 29°F 1940 | 12% |
| Dec 16 | 69°F | 37°F | 86°F 1980 | 29°F 1971 | 12% |
| Dec 17 | 69°F | 37°F | 82°F 1950 | 26°F 1933 | 12% |
| Dec 18 | 68°F | 37°F | 83°F 2024 | 24°F 1933 | 12% |
| Dec 19 | 68°F | 37°F | 83°F 2024 | 25°F 1968 | 12% |
| Dec 20 | 68°F | 37°F | 83°F 2024 | 29°F 1948 | 12% |
| Dec 21 | 68°F | 37°F | 81°F 1950 | 26°F 1951 | 12% |
| Dec 22 | 68°F | 37°F | 83°F 2025 | 24°F 1968 | 12% |
| Dec 23 | 68°F | 37°F | 81°F 1950 | 26°F 1990 | 12% |
| Dec 24 | 68°F | 37°F | 81°F 1955 | 25°F 1953 | 12% |
| Dec 25 | 68°F | 37°F | 78°F 1950 | 27°F 1949 | 12% |
| Dec 26 | 68°F | 37°F | 79°F 1933 | 26°F 1949 | 12% |
| Dec 27 | 69°F | 37°F | 82°F 1980 | 26°F 1949 | 12% |
| Dec 28 | 69°F | 37°F | 76°F 1980 | 24°F 1954 | 13% |
| Dec 29 | 69°F | 37°F | 85°F 1980 | 26°F 1966 | 13% |
| Dec 30 | 69°F | 37°F | 81°F 1980 | 27°F 1954 | 13% |
| Dec 31 | 69°F | 37°F | 78°F 1980 | 25°F 1966 | 13% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (MST).
- December 1
- sunrise 7:14 AM, sunset 5:20 PM
- December 31
- sunrise 7:31 AM, sunset 5:30 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00028499 (Tempe Asu), public domain. Records: NOAA GHCN-Daily, station USW00023183, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.