December weather in Kelley, IA
The average temperature in Kelley in December is 25.2°F (16.5°F–33.9°F). Average precipitation: 1.05 inches.
December is a winter month in Kelley, and is cooler than the annual average of 48.6°F. Daily temperatures swing about 17.4°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 8h 57m. For travel, December is cold.
Avg High
33.9°F
Avg Low
16.5°F
Precipitation
1.05 in
Daylight
8h 57m
December records in Kelley
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.9°F (1998) | 1.0°F (2005) | 0.94 in (2018) |
| December 2 | 59.0°F (1998) | 0.0°F (2000) | 0.15 in (2003) |
| December 3 | 68.0°F (2012) | -0.9°F (2000) | 1.03 in (2011) |
| December 4 | 69.1°F (2017) | -8.0°F (2025) | 0.32 in (2016) |
| December 5 | 66.0°F (2001) | -15.0°F (2005) | 0.36 in (2004) |
| December 6 | 52.0°F (2023) | -13.0°F (2005) | 0.36 in (2025) |
| December 7 | 64.9°F (2024) | -15.0°F (2005) | 0.02 in (2005) |
| December 8 | 61.0°F (2024) | -8.0°F (2005) | 0.43 in (2022) |
| December 9 | 57.9°F (2020) | -16.1°F (2005) | 0.17 in (2003) |
| December 10 | 62.1°F (2020) | -10.8°F (2009) | 0.04 in (2005) |
| December 11 | 50.0°F (1998) | -9.8°F (2009) | 0.41 in (2007) |
| December 12 | 53.1°F (2021) | -15.0°F (2000) | 0.32 in (2015) |
| December 13 | 53.1°F (2014) | -9.0°F (2025) | 2.31 in (2015) |
| December 14 | 57.0°F (2014) | -11.0°F (2025) | 1.44 in (2015) |
| December 15 | 73.9°F (2021) | -6.9°F (2009) | 0.85 in (2021) |
| December 16 | 54.0°F (2006) | -7.8°F (2009) | 0.12 in (2023) |
| December 17 | 46.0°F (2018) | -6.9°F (2016) | 0.07 in (2024) |
| December 18 | 55.0°F (2018) | -15.9°F (2016) | 0.12 in (2025) |
| December 19 | 53.1°F (2018) | -5.1°F (2000) | 0.46 in (2012) |
| December 20 | 48.9°F (2015) | -7.1°F (1999) | 0.60 in (2006) |
| December 21 | 51.1°F (2019) | -16.1°F (1999) | 0.26 in (2022) |
| December 22 | 55.0°F (2019) | -13.9°F (2008) | 0.37 in (2014) |
| December 23 | 51.1°F (2023) | -9.8°F (2013) | 0.70 in (2015) |
| December 24 | 55.9°F (2023) | -19.8°F (2013) | 0.60 in (2023) |
| December 25 | 59.0°F (2019) | -16.1°F (2000) | 0.80 in (2023) |
| December 26 | 51.1°F (2008) | -9.0°F (1996) | 0.58 in (2018) |
| December 27 | 57.0°F (2003) | -13.9°F (2017) | 0.59 in (2018) |
| December 28 | 57.0°F (2002) | 3.9°F (2000) | 0.85 in (2019) |
| December 29 | 57.0°F (1999) | -4.9°F (2009) | 0.10 in (2010) |
| December 30 | 60.1°F (2004) | -9.0°F (1998) | 0.28 in (2024) |
| December 31 | 50.0°F (2006) | -15.9°F (2017) | 1.01 in (2006) |