Groton Weather in February
Average highs run from 23°F on February 1 to 33°F on February 28, and lows from 5°F to 14°F. Normal precipitation for the month is 0.57 in.
February day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
February at a glance
- Average high
- 27°F
- Average low
- 9°F
- Precipitation
- 0.57 in
- Snowfall
- 5.8 in
- Record high
- 67°FFeb 27, 2016
- Record low
- -29°FFeb 1, 2013
- Chance of a freeze
- 100%
- Daylight
- 9 h 46 min to 11 h 06 min
- Cloud cover
- 62%
- Humidity
- 81%
- Dew point
- 14°F
- Wind
- 11.4 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Feb 1 | 23°F | 5°F | 49°F 2025 | -29°F 2013 | 14% | |
| Feb 2 | 23°F | 5°F | 45°F 2020 | -11°F 2015 | 14% | |
| Feb 3 | 23°F | 5°F | 44°F 2024 | -13°F 2022 | 14% | |
| Feb 4 | 24°F | 5°F | 41°F 2023 | -13°F 2018 | 14% | |
| Feb 5 | 24°F | 6°F | 49°F 2026 | -13°F 2018 | 14% | |
| Feb 6 | 24°F | 6°F | 42°F 2016 | -20°F 2018 | 14% | |
| Feb 7 | 24°F | 6°F | 56°F 2022 | -16°F 2014 | 14% | |
| Feb 8 | 25°F | 6°F | 44°F 2022 | -21°F 2019 | 14% | |
| Feb 9 | 25°F | 7°F | 45°F 2026 | -15°F 2025 | 14% | |
| Feb 10 | 25°F | 7°F | 50°F 2022 | -21°F 2018 | 14% | |
| Feb 11 | 26°F | 7°F | 48°F 2026 | -26°F 2025 | 14% | |
| Feb 12 | 26°F | 7°F | 53°F 2026 | -24°F 2021 | 14% | |
| Feb 13 | 26°F | 8°F | 56°F 2026 | -27°F 2025 | 14% | |
| Feb 14 | 27°F | 8°F | 56°F 2026 | -26°F 2021 | 14% | |
| Feb 15 | 27°F | 8°F | 60°F 2026 | -26°F 2021 | 13% | |
| Feb 16 | 27°F | 9°F | 56°F 2026 | -20°F 2021 | 13% | |
| Feb 17 | 28°F | 9°F | 53°F 2017 | -23°F 2025 | 13% | |
| Feb 18 | 28°F | 9°F | 49°F 2017 | -25°F 2025 | 13% | |
| Feb 19 | 29°F | 10°F | 59°F 2017 | -23°F 2025 | 13% | |
| Feb 20 | 29°F | 10°F | 53°F 2017 | -21°F 2025 | 13% | |
| Feb 21 | 29°F | 11°F | 63°F 2017 | -23°F 2018 | 12% | |
| Feb 22 | 30°F | 11°F | 54°F 2021 | -14°F 2015 | 12% | |
| Feb 23 | 30°F | 12°F | 61°F 2025 | -20°F 2022 | 12% | |
| Feb 24 | 31°F | 12°F | 58°F 2024 | -22°F 2023 | 12% | |
| Feb 25 | 31°F | 12°F | 55°F 2025 | -19°F 2022 | 12% | |
| Feb 26 | 31°F | 13°F | 66°F 2024 | -13°F 2014 | 12% | |
| Feb 27 | 32°F | 13°F | 67°F 2016 | -20°F 2015 | 11% | |
| Feb 28 | 32°F | 14°F | 50°F 2022 | -4°F 2019 | 11% | |
| Feb 29 | 33°F | 14°F | 54°F 2024 | 9°F 2016 | 11% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- February 1
- sunrise 7:53 AM, sunset 5:39 PM
- February 28
- sunrise 7:12 AM, sunset 6:18 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00390120 (Andover #2), public domain. Records: NOAA GHCN-Daily, station USC00390022, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.