February weather in Castalia, IA
The average temperature in Castalia in February is 20.2°F (10.5°F–29.9°F). Average precipitation: 1.21 inches. Average snowfall is 10.4 inches.
February is a winter month in Castalia, and is cooler than the annual average of 46°F. Daily temperatures swing about 19.4°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 10h 18m. For travel, February is cold.
Avg High
29.9°F
Avg Low
10.5°F
Precipitation
1.21 in
Snow
10.4 in
February records in Castalia
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| February 1 | 48.0°F (2024) | -29.0°F (1918) | 0.85 in (1922) |
| February 2 | 51.1°F (2024) | -27.9°F (1905) | 0.92 in (2016) |
| February 3 | 52.0°F (2006) | -26.0°F (1912) | 0.36 in (2004) |
| February 4 | 46.9°F (1909) | -22.0°F (1918) | 0.69 in (1997) |
| February 5 | 53.1°F (1946) | -25.1°F (1936) | 0.61 in (1938) |
| February 6 | 51.1°F (1925) | -20.0°F (2007) | 0.79 in (1938) |
| February 7 | 53.1°F (2024) | -25.1°F (2021) | 1.13 in (1928) |
| February 8 | 48.9°F (1925) | -20.9°F (1933) | 0.90 in (1900) |
| February 9 | 60.1°F (2024) | -27.0°F (1933) | 0.40 in (1925) |
| February 10 | 48.9°F (1918) | -18.9°F (2014) | 0.28 in (1898) |
| February 11 | 52.0°F (1919) | -17.0°F (1917) | 0.46 in (2013) |
| February 12 | 57.9°F (1990) | -18.9°F (1917) | 0.67 in (1999) |
| February 13 | 51.1°F (1938) | -29.0°F (1905) | 0.90 in (1906) |
| February 14 | 57.9°F (1934) | -18.0°F (2020) | 1.15 in (1911) |
| February 15 | 64.0°F (1921) | -20.9°F (1905) | 0.75 in (2023) |
| February 16 | 60.1°F (1921) | -20.9°F (1936) | 0.32 in (1942) |
| February 17 | 63.0°F (2026) | -16.1°F (1903) | 0.38 in (1938) |
| February 18 | 60.1°F (2017) | -29.0°F (1936) | 0.55 in (2008) |
| February 19 | 57.0°F (2017) | -20.0°F (1936) | 0.66 in (1922) |
| February 20 | 61.0°F (1930) | -29.0°F (1929) | 0.90 in (1898) |
| February 21 | 57.9°F (1930) | -17.0°F (1936) | 1.22 in (2014) |
| February 22 | 61.0°F (2017) | -17.0°F (1929) | 1.75 in (1922) |
| February 23 | 66.0°F (2017) | -17.0°F (1910) | 0.65 in (1994) |
| February 24 | 55.9°F (1931) | -11.9°F (1910) | 0.73 in (2019) |
| February 25 | 55.9°F (2002) | -18.0°F (1940) | 0.93 in (2007) |
| February 26 | 57.9°F (2024) | -13.0°F (2014) | 0.50 in (1899) |
| February 27 | 72.0°F (2024) | -17.0°F (2015) | 1.24 in (2023) |
| February 28 | 66.0°F (2024) | -14.1°F (2015) | 1.18 in (1998) |
| February 29 | 50.0°F (2004) | -5.1°F (1912) | 0.70 in (2012) |