February weather in South Jacksonville, IL
The average temperature in South Jacksonville in February is 30.7°F (20.9°F–40.5°F). Average precipitation: 2.02 inches.
February is a winter month in South Jacksonville, and is cooler than the annual average of 52.8°F. Daily temperatures swing about 19.6°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 10h 30m. For travel, February is cold.
Avg High
40.5°F
Avg Low
20.9°F
Precipitation
2.02 in
Daylight
10h 30m
February records in South Jacksonville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| February 1 | 63.0°F (2012) | -2.9°F (2019) | 0.69 in (2008) |
| February 2 | 62.1°F (2024) | 1.9°F (2026) | 1.36 in (2022) |
| February 3 | 64.0°F (2012) | -5.1°F (2011) | 0.57 in (2022) |
| February 4 | 66.9°F (2025) | -4.0°F (2011) | 0.46 in (2012) |
| February 5 | 55.9°F (2019) | -2.0°F (2007) | 0.58 in (2008) |
| February 6 | 57.9°F (2023) | -4.0°F (2014) | 1.29 in (2008) |
| February 7 | 61.0°F (2009) | -8.0°F (2014) | 1.12 in (2019) |
| February 8 | 70.0°F (2009) | -7.1°F (2014) | 0.40 in (2013) |
| February 9 | 66.9°F (2024) | 0.0°F (2011) | 0.75 in (2023) |
| February 10 | 66.9°F (2009) | -2.9°F (2011) | 0.69 in (2020) |
| February 11 | 66.9°F (2009) | -5.1°F (2014) | 0.67 in (2009) |
| February 12 | 64.9°F (2017) | -4.0°F (2014) | 0.59 in (1950) |
| February 13 | 57.0°F (2023) | -0.9°F (2014) | 0.56 in (1951) |
| February 14 | 60.1°F (2026) | -5.1°F (2021) | 0.75 in (1949) |
| February 15 | 59.0°F (2019) | -4.0°F (2020) | 0.57 in (2026) |
| February 16 | 66.0°F (2018) | -4.0°F (2007) | 0.74 in (1951) |
| February 17 | 64.9°F (2017) | -4.0°F (2007) | 1.32 in (2008) |
| February 18 | 72.0°F (2017) | -2.0°F (2022) | 0.71 in (2022) |
| February 19 | 66.9°F (2017) | -0.9°F (2015) | 0.33 in (2013) |
| February 20 | 73.9°F (2017) | -0.9°F (2015) | 1.17 in (2018) |
| February 21 | 75.9°F (2017) | 0.0°F (2025) | 1.94 in (2018) |
| February 22 | 70.0°F (2024) | 6.1°F (2025) | 0.91 in (2010) |
| February 23 | 64.9°F (2024) | -2.0°F (2015) | 1.01 in (2023) |
| February 24 | 62.1°F (2020) | -0.9°F (2015) | 0.55 in (2019) |
| February 25 | 61.0°F (2025) | 1.9°F (2015) | 1.40 in (2007) |
| February 26 | 66.9°F (2009) | 1.9°F (2014) | 0.49 in (2013) |
| February 27 | 75.9°F (2024) | -7.1°F (2015) | 0.80 in (2009) |
| February 28 | 80.1°F (2024) | -5.1°F (2015) | 0.58 in (2011) |
| February 29 | 69.1°F (2016) | 14.0°F (2020) | 0.39 in (2012) |