Adelphi Weather in February
Average highs run from 43°F on February 1 to 49°F on February 28, and lows from 25°F to 30°F. Normal precipitation for the month is 2.40 in over about 9 wet days.
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
- 46°F
- Average low
- 27°F
- Precipitation
- 2.40 in
- Snowfall
- 5.0 in
- Record high
- 79°FFeb 22, 2018
- Record low
- -12°FFeb 10, 1979
- Chance of a freeze
- 100%
- Daylight
- 10 h 15 min to 11 h 18 min
- Cloud cover
- 63%
- Humidity
- 81%
- Dew point
- 29°F
- Wind
- 10.5 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 | 43°F | 25°F | 65°F 1974 | -3°F 1965 | 32% | 8% |
| Feb 2 | 43°F | 25°F | 76°F 2002 | -3°F 1961 | 32% | 8% |
| Feb 3 | 44°F | 25°F | 69°F 1967 | 2°F 1955 | 31% | 8% |
| Feb 4 | 44°F | 25°F | 66°F 1991 | 3°F 1965 | 31% | 8% |
| Feb 5 | 44°F | 25°F | 69°F 1991 | -4°F 1996 | 31% | 8% |
| Feb 6 | 44°F | 26°F | 74°F 1991 | -3°F 1996 | 31% | 8% |
| Feb 7 | 44°F | 26°F | 72°F 2008 | 1°F 1966 | 31% | 8% |
| Feb 8 | 44°F | 26°F | 71°F 2017 | -6°F 1967 | 31% | 8% |
| Feb 9 | 44°F | 26°F | 69°F 1965 | -4°F 1967 | 31% | 8% |
| Feb 10 | 45°F | 26°F | 68°F 2001 | -12°F 1979 | 31% | 8% |
| Feb 11 | 45°F | 26°F | 67°F 1960 | -11°F 1979 | 31% | 8% |
| Feb 12 | 45°F | 26°F | 71°F 2009 | 0°F 1979 | 31% | 8% |
| Feb 13 | 45°F | 27°F | 73°F 1999 | -1°F 1955 | 31% | 8% |
| Feb 14 | 45°F | 27°F | 71°F 1951 | -9°F 1979 | 31% | 8% |
| Feb 15 | 45°F | 27°F | 69°F 1951 | 0°F 1979 | 31% | 8% |
| Feb 16 | 46°F | 27°F | 75°F 1949 | 6°F 1991 | 31% | 8% |
| Feb 17 | 46°F | 27°F | 75°F 1954 | -2°F 1958 | 31% | 8% |
| Feb 18 | 46°F | 28°F | 75°F 1976 | -5°F 1979 | 31% | 8% |
| Feb 19 | 46°F | 28°F | 75°F 2011 | 6°F 2015 | 31% | 8% |
| Feb 20 | 47°F | 28°F | 71°F 1997 | -4°F 1979 | 31% | 8% |
| Feb 21 | 47°F | 28°F | 76°F 2018 | 1°F 2015 | 31% | 8% |
| Feb 22 | 47°F | 28°F | 79°F 2018 | 4°F 1968 | 31% | 7% |
| Feb 23 | 47°F | 29°F | 71°F 1974 | 1°F 1963 | 31% | 7% |
| Feb 24 | 47°F | 29°F | 78°F 2023 | 3°F 2015 | 31% | 7% |
| Feb 25 | 48°F | 29°F | 79°F 1985 | 7°F 2015 | 31% | 7% |
| Feb 26 | 48°F | 29°F | 78°F 2000 | 4°F 1994 | 31% | 7% |
| Feb 27 | 48°F | 30°F | 69°F 1951 | 9°F 1963 | 31% | 7% |
| Feb 28 | 48°F | 30°F | 75°F 1948 | 11°F 2014 | 31% | 7% |
| Feb 29 | 49°F | 30°F | 69°F 1976 | 7°F 1980 | 31% | 7% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- February 1
- sunrise 7:14 AM, sunset 5:29 PM
- February 28
- sunrise 6:42 AM, sunset 6:00 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00180700 (Beltsville), public domain. Records: NOAA GHCN-Daily, station USC00180700, 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.