February weather in Decatur, IA
The average temperature in Decatur in February is 28.8°F (19.6°F–38.1°F). Average precipitation: 1.35 inches.
February is a winter month in Decatur, and is cooler than the annual average of 51.6°F. Daily temperatures swing about 18.5°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 10h 26m. For travel, February is cold.
Avg High
38.1°F
Avg Low
19.6°F
Precipitation
1.35 in
Daylight
10h 26m
February records in Decatur
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| February 1 | 59.0°F (2012) | -7.1°F (2001) | 0.46 in (2015) |
| February 2 | 55.9°F (2012) | -9.9°F (2001) | 0.81 in (2016) |
| February 3 | 57.0°F (2025) | -6.0°F (2011) | 0.49 in (2008) |
| February 4 | 59.0°F (2005) | -5.8°F (2007) | 0.39 in (2012) |
| February 5 | 61.0°F (1999) | -12.8°F (2015) | 0.42 in (2004) |
| February 6 | 64.9°F (2023) | -11.7°F (2014) | 0.47 in (2005) |
| February 7 | 62.1°F (2009) | -8.9°F (2021) | 0.45 in (1999) |
| February 8 | 64.0°F (2024) | -8.0°F (2011) | 0.46 in (2001) |
| February 9 | 70.0°F (2026) | -8.9°F (2010) | 0.73 in (2023) |
| February 10 | 68.0°F (1999) | -7.8°F (2014) | 0.27 in (2019) |
| February 11 | 63.0°F (2017) | -10.8°F (2014) | 1.27 in (1999) |
| February 12 | 55.9°F (2023) | -5.8°F (2021) | 0.37 in (2005) |
| February 13 | 62.1°F (2026) | -8.9°F (2025) | 0.43 in (2005) |
| February 14 | 62.1°F (2006) | -8.9°F (2021) | 0.19 in (2014) |
| February 15 | 64.9°F (2026) | -10.8°F (2021) | 0.23 in (2003) |
| February 16 | 68.0°F (2017) | -15.9°F (2021) | 0.50 in (2023) |
| February 17 | 73.9°F (2017) | -4.9°F (2021) | 0.58 in (2008) |
| February 18 | 69.1°F (2017) | -7.8°F (2025) | 0.19 in (1999) |
| February 19 | 71.1°F (2017) | -8.9°F (2025) | 0.45 in (2010) |
| February 20 | 64.9°F (2016) | -12.8°F (2025) | 0.75 in (2014) |
| February 21 | 70.0°F (2024) | -5.8°F (2025) | 0.83 in (2013) |
| February 22 | 75.0°F (2017) | 4.1°F (2015) | 0.27 in (2018) |
| February 23 | 63.0°F (2002) | -2.7°F (2015) | 1.14 in (2019) |
| February 24 | 68.0°F (2002) | -7.8°F (2010) | 1.07 in (2007) |
| February 25 | 72.0°F (2024) | -6.9°F (2010) | 0.28 in (2000) |
| February 26 | 75.0°F (2024) | -0.8°F (2015) | 0.49 in (2013) |
| February 27 | 73.9°F (2024) | -6.9°F (2015) | 1.13 in (2023) |
| February 28 | 68.0°F (2000) | 0.0°F (2001) | 0.46 in (2012) |
| February 29 | 68.0°F (2016) | 21.2°F (2020) | 0.18 in (2000) |