February weather in Port Jefferson, NY
The average temperature in Port Jefferson in February is 35.3°F (27.8°F–42.9°F). Average precipitation: 3.20 inches.
February is a winter month in Port Jefferson, and is cooler than the annual average of 54.7°F. Daily temperatures swing about 15.1°F between overnight low and afternoon high. Daylight averages about 10h 25m. For travel, February is cold.
Avg High
42.9°F
Avg Low
27.8°F
Precipitation
3.20 in
Daylight
10h 25m
February records in Port Jefferson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| February 1 | 62.1°F (2016) | 10.9°F (2015) | 1.60 in (2021) |
| February 2 | 61.0°F (2008) | 10.0°F (2019) | 1.32 in (2015) |
| February 3 | 59.0°F (2016) | 9.0°F (2015) | 0.92 in (2014) |
| February 4 | 61.0°F (2016) | 8.1°F (2015) | 0.65 in (2022) |
| February 5 | 64.0°F (2019) | 18.0°F (2002) | 1.15 in (2014) |
| February 6 | 66.9°F (2008) | 8.1°F (2015) | 1.42 in (2004) |
| February 7 | 64.0°F (2019) | 10.9°F (2015) | 0.55 in (2018) |
| February 8 | 60.1°F (2017) | 19.0°F (2014) | 0.85 in (2013) |
| February 9 | 57.9°F (2019) | 15.1°F (2014) | 2.08 in (2013) |
| February 10 | 59.0°F (2019) | 18.0°F (2013) | 0.38 in (2020) |
| February 11 | 61.0°F (2018) | 9.0°F (2011) | 1.41 in (2018) |
| February 12 | 61.0°F (2018) | 9.0°F (2019) | 1.05 in (2006) |
| February 13 | 59.0°F (2008) | 8.1°F (2015) | 1.37 in (2014) |
| February 14 | 57.0°F (2011) | -2.9°F (2016) | 2.66 in (2008) |
| February 15 | 61.0°F (2018) | 1.0°F (2016) | 0.23 in (2018) |
| February 16 | 62.1°F (2008) | 3.0°F (2015) | 1.04 in (2021) |
| February 17 | 59.0°F (2011) | 14.0°F (2015) | 0.76 in (2025) |
| February 18 | 64.0°F (2011) | 5.0°F (2015) | 0.88 in (2022) |
| February 19 | 61.0°F (2017) | 14.0°F (2006) | 0.34 in (2014) |
| February 20 | 66.0°F (2018) | 1.9°F (2015) | 0.10 in (2019) |
| February 21 | 68.0°F (2018) | -0.9°F (2015) | 0.55 in (2019) |
| February 22 | 68.0°F (2018) | 15.1°F (2011) | 0.87 in (2015) |
| February 23 | 59.0°F (2012) | 19.0°F (2015) | 1.33 in (2026) |
| February 24 | 68.0°F (2017) | -2.0°F (2015) | 1.72 in (2010) |
| February 25 | 68.0°F (2016) | 9.0°F (2015) | 1.81 in (2010) |
| February 26 | 61.0°F (2002) | 17.1°F (2006) | 1.35 in (2010) |
| February 27 | 60.1°F (2020) | 16.0°F (2006) | 1.76 in (2013) |
| February 28 | 61.0°F (2017) | 10.0°F (2014) | 0.60 in (2024) |
| February 29 | 57.9°F (2016) | 12.0°F (2008) | 0.28 in (2012) |