Delaware County Weather in January
Average highs run from 44°F on January 1 to 43°F on January 31, and lows from 29°F to 26°F. Normal precipitation for the month is 3.15 in over about 9 wet days.
January day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
January at a glance
- Average high
- 43°F
- Average low
- 27°F
- Precipitation
- 3.15 in
- Snowfall
- 7.1 in
- Record high
- 74°FJan 26, 1950
- Record low
- -7°FJan 17, 1982
- Chance of a freeze
- 100%
- Daylight
- 9 h 24 min to 10 h 09 min
- Cloud cover
- 66%
- Humidity
- 86%
- Dew point
- 25°F
- Wind
- 6.9 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 |
|---|---|---|---|---|---|---|
| Jan 1 | 44°F | 29°F | 64°F 2005 | 6°F 2018 | 29% | 9% |
| Jan 2 | 44°F | 29°F | 64°F 2000 | 7°F 1968 | 29% | 9% |
| Jan 3 | 44°F | 29°F | 63°F 2000 | 11°F 2014 | 29% | 9% |
| Jan 4 | 43°F | 28°F | 68°F 1950 | 7°F 1981 | 29% | 10% |
| Jan 5 | 43°F | 28°F | 66°F 1997 | 10°F 1988 | 29% | 10% |
| Jan 6 | 43°F | 28°F | 73°F 2007 | 7°F 2018 | 29% | 10% |
| Jan 7 | 43°F | 28°F | 65°F 1950 | 4°F 2014 | 28% | 11% |
| Jan 8 | 43°F | 28°F | 69°F 1998 | 2°F 1970 | 28% | 11% |
| Jan 9 | 43°F | 27°F | 65°F 1998 | 1°F 1970 | 28% | 11% |
| Jan 10 | 43°F | 27°F | 65°F 2016 | 3°F 1942 | 28% | 11% |
| Jan 11 | 43°F | 27°F | 67°F 2020 | 1°F 1982 | 28% | 12% |
| Jan 12 | 43°F | 27°F | 67°F 2017 | 1°F 1981 | 28% | 12% |
| Jan 13 | 43°F | 27°F | 66°F 1995 | 0°F 1981 | 28% | 12% |
| Jan 14 | 43°F | 27°F | 70°F 1995 | 5°F 1954 | 28% | 12% |
| Jan 15 | 43°F | 27°F | 70°F 1995 | 2°F 1964 | 28% | 13% |
| Jan 16 | 43°F | 27°F | 62°F 2007 | 0°F 1977 | 28% | 13% |
| Jan 17 | 43°F | 26°F | 62°F 1990 | -7°F 1982 | 28% | 13% |
| Jan 18 | 43°F | 26°F | 64°F 1990 | -4°F 1982 | 28% | 14% |
| Jan 19 | 43°F | 26°F | 65°F 1951 | -5°F 1994 | 28% | 14% |
| Jan 20 | 43°F | 26°F | 65°F 1951 | -3°F 1984 | 28% | 14% |
| Jan 21 | 43°F | 26°F | 62°F 1959 | -6°F 1985 | 28% | 14% |
| Jan 22 | 43°F | 26°F | 63°F 1959 | -7°F 1984 | 27% | 15% |
| Jan 23 | 43°F | 26°F | 69°F 1999 | 3°F 1961 | 27% | 15% |
| Jan 24 | 43°F | 26°F | 69°F 1950 | 1°F 1963 | 27% | 15% |
| Jan 25 | 43°F | 26°F | 66°F 1967 | -2°F 1963 | 27% | 15% |
| Jan 26 | 43°F | 26°F | 74°F 1950 | 4°F 1961 | 27% | 15% |
| Jan 27 | 43°F | 26°F | 66°F 1974 | 7°F 1987 | 27% | 15% |
| Jan 28 | 43°F | 26°F | 62°F 1947 | 3°F 1961 | 27% | 15% |
| Jan 29 | 43°F | 26°F | 72°F 2002 | -5°F 1963 | 27% | 15% |
| Jan 30 | 43°F | 26°F | 70°F 1947 | 7°F 2019 | 27% | 15% |
| Jan 31 | 43°F | 26°F | 65°F 1947 | 3°F 1948 | 27% | 15% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- January 1
- sunrise 7:23 AM, sunset 4:47 PM
- January 31
- sunrise 7:11 AM, sunset 5:20 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00365390 (Marcus Hook), public domain. Records: NOAA GHCN-Daily, station USW00013739, 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.