December weather in Treynor, IA
The average temperature in Treynor in December is °F (°F–°F). Average precipitation: 1.40 inches. Average snowfall is 6.5 inches.
December is a winter month in Treynor, and is cooler than the annual average of 0°F. Expect about 4 days with precipitation. Daylight averages about 9h 2m.
Avg High
°F
Avg Low
°F
Precipitation
1.40 in
Snow
6.5 in
December records in Treynor
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | — | — | 0.82 in (2018) |
| December 2 | — | — | 0.65 in (2007) |
| December 3 | — | — | 0.35 in (2003) |
| December 4 | — | — | 0.70 in (2011) |
| December 5 | — | — | 0.06 in (2003) |
| December 6 | — | — | 0.42 in (2004) |
| December 7 | — | — | 0.28 in (2007) |
| December 8 | — | — | 0.21 in (2009) |
| December 9 | — | — | 0.83 in (2009) |
| December 10 | — | — | 0.43 in (2003) |
| December 11 | — | — | 0.34 in (2007) |
| December 12 | — | — | 0.52 in (2020) |
| December 13 | — | — | 1.48 in (2015) |
| December 14 | — | — | 2.23 in (2015) |
| December 15 | — | — | 0.62 in (2012) |
| December 16 | — | — | 0.83 in (2014) |
| December 17 | — | — | 0.17 in (2008) |
| December 18 | — | — | 0.00 in (2002) |
| December 19 | — | — | 0.95 in (2008) |
| December 20 | — | — | 0.62 in (2012) |
| December 21 | — | — | 0.77 in (2006) |
| December 22 | — | — | 0.27 in (2006) |
| December 23 | — | — | 0.60 in (2014) |
| December 24 | — | — | 0.81 in (2009) |
| December 25 | — | — | 1.13 in (2009) |
| December 26 | — | — | 0.84 in (2016) |
| December 27 | — | — | 1.14 in (2018) |
| December 28 | — | — | 0.78 in (2019) |
| December 29 | — | — | 0.77 in (2019) |
| December 30 | — | — | 0.48 in (2020) |
| December 31 | — | — | 1.30 in (2006) |