December weather in Granger, WA
The average temperature in Granger in December is 30.8°F (24.0°F–37.6°F). Average precipitation: 1.26 inches.
December is a winter month in Granger, and is cooler than the annual average of 50.2°F. Daily temperatures swing about 13.6°F between overnight low and afternoon high. Daylight averages about 8h 25m. For travel, December is cold.
Avg High
37.6°F
Avg Low
24.0°F
Precipitation
1.26 in
Daylight
8h 25m
December records in Granger
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.0°F (2021) | 10.0°F (2019) | 0.19 in (2018) |
| December 2 | 70.0°F (2021) | 10.0°F (2014) | 0.24 in (2015) |
| December 3 | 59.0°F (2021) | 10.0°F (2014) | 0.12 in (2015) |
| December 4 | 51.1°F (2016) | 16.0°F (2022) | 0.19 in (2023) |
| December 5 | 48.0°F (2016) | 7.0°F (2013) | 0.32 in (2022) |
| December 6 | 55.0°F (2023) | 7.0°F (2013) | 0.28 in (2023) |
| December 7 | 59.0°F (2025) | 10.9°F (2013) | 0.43 in (2023) |
| December 8 | 61.0°F (2025) | -2.0°F (2013) | 0.45 in (2015) |
| December 9 | 64.0°F (2015) | 3.9°F (2013) | 0.07 in (2016) |
| December 10 | 60.1°F (2015) | 5.0°F (2013) | 0.24 in (2015) |
| December 11 | 66.9°F (2025) | 9.0°F (2013) | 0.11 in (2019) |
| December 12 | 64.9°F (2025) | 12.0°F (2013) | 0.20 in (2022) |
| December 13 | 57.0°F (2025) | 14.0°F (2013) | 0.19 in (2015) |
| December 14 | 53.1°F (2025) | 15.1°F (2013) | 0.16 in (2024) |
| December 15 | 57.0°F (2025) | 12.9°F (2016) | 0.13 in (2016) |
| December 16 | 70.0°F (2025) | 16.0°F (2022) | 0.20 in (2018) |
| December 17 | 62.1°F (2025) | -2.9°F (2016) | 0.08 in (2025) |
| December 18 | 55.0°F (2020) | -5.1°F (2016) | 0.32 in (2015) |
| December 19 | 57.9°F (2024) | -0.9°F (2016) | 0.61 in (2025) |
| December 20 | 57.0°F (2020) | 10.9°F (2016) | 0.21 in (2019) |
| December 21 | 57.9°F (2019) | 16.0°F (2022) | 0.14 in (2014) |
| December 22 | 62.1°F (2020) | 6.1°F (2022) | 0.26 in (2015) |
| December 23 | 53.1°F (2014) | 7.0°F (2022) | 0.15 in (2024) |
| December 24 | 57.0°F (2013) | 9.0°F (2022) | 0.23 in (2024) |
| December 25 | 45.0°F (2013) | 10.9°F (2016) | 0.12 in (2017) |
| December 26 | 48.9°F (2014) | 12.0°F (2016) | 0.50 in (2024) |
| December 27 | 54.0°F (2024) | 12.9°F (2013) | 0.32 in (2024) |
| December 28 | 50.0°F (2022) | 12.9°F (2013) | 0.08 in (2015) |
| December 29 | 55.9°F (2024) | 16.0°F (2013) | 0.30 in (2024) |
| December 30 | 54.0°F (2018) | 18.0°F (2021) | 0.33 in (2022) |
| December 31 | 51.1°F (2018) | 10.0°F (2015) | 0.05 in (2022) |