Olean Weather in January
Average highs run from 33°F on January 1 to 32°F on January 31, and lows from 16°F to 13°F. Normal precipitation for the month is 2.73 in over about 19 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
- 32°F
- Average low
- 13°F
- Precipitation
- 2.73 in
- Snowfall
- 17.6 in
- Record high
- 71°FJan 25, 1950
- Record low
- -34°FJan 5, 1904
- Chance of a freeze
- 100%
- Daylight
- 9 h 11 min to 9 h 59 min
- Cloud cover
- 81%
- Humidity
- 92%
- Dew point
- 20°F
- Wind
- 8.3 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 | 33°F | 16°F | 58°F 1973 | -20°F 2018 | 60% | 35% |
| Jan 2 | 33°F | 15°F | 54°F 1985 | -16°F 1968 | 60% | 35% |
| Jan 3 | 33°F | 15°F | 59°F 1950 | -16°F 1904 | 60% | 36% |
| Jan 4 | 33°F | 15°F | 62°F 1950 | -26°F 1904 | 60% | 36% |
| Jan 5 | 32°F | 15°F | 61°F 2023 | -34°F 1904 | 60% | 36% |
| Jan 6 | 32°F | 14°F | 60°F 1998 | -28°F 1996 | 60% | 37% |
| Jan 7 | 32°F | 14°F | 59°F 1907 | -26°F 1940 | 60% | 37% |
| Jan 8 | 32°F | 14°F | 60°F 2008 | -13°F 1968 | 60% | 37% |
| Jan 9 | 32°F | 14°F | 64°F 2008 | -25°F 1943 | 60% | 38% |
| Jan 10 | 32°F | 13°F | 57°F 1950 | -26°F 2004 | 60% | 38% |
| Jan 11 | 32°F | 13°F | 55°F 2020 | -26°F 1979 | 60% | 38% |
| Jan 12 | 32°F | 13°F | 63°F 2020 | -28°F 1968 | 60% | 38% |
| Jan 13 | 32°F | 13°F | 59°F 1932 | -22°F 1981 | 60% | 38% |
| Jan 14 | 31°F | 13°F | 64°F 1932 | -25°F 1957 | 60% | 38% |
| Jan 15 | 31°F | 13°F | 62°F 1995 | -32°F 1957 | 60% | 39% |
| Jan 16 | 31°F | 13°F | 62°F 1995 | -26°F 1984 | 60% | 39% |
| Jan 17 | 31°F | 12°F | 47°F 1980 | -30°F 1965 | 60% | 39% |
| Jan 18 | 31°F | 12°F | 55°F 1990 | -21°F 1945 | 60% | 39% |
| Jan 19 | 31°F | 12°F | 59°F 1973 | -31°F 1904 | 59% | 39% |
| Jan 20 | 31°F | 12°F | 52°F 1933 | -19°F 1979 | 59% | 40% |
| Jan 21 | 31°F | 12°F | 68°F 1906 | -27°F 1984 | 59% | 40% |
| Jan 22 | 31°F | 12°F | 65°F 1906 | -27°F 1984 | 59% | 40% |
| Jan 23 | 31°F | 12°F | 60°F 1906 | -27°F 1907 | 59% | 40% |
| Jan 24 | 31°F | 12°F | 60°F 1909 | -30°F 1907 | 58% | 40% |
| Jan 25 | 31°F | 12°F | 71°F 1950 | -28°F 1945 | 58% | 40% |
| Jan 26 | 31°F | 12°F | 67°F 1950 | -28°F 1945 | 58% | 40% |
| Jan 27 | 32°F | 12°F | 58°F 1944 | -21°F 1987 | 58% | 40% |
| Jan 28 | 32°F | 12°F | 57°F 2002 | -24°F 1935 | 57% | 40% |
| Jan 29 | 32°F | 12°F | 58°F 1950 | -22°F 1963 | 57% | 39% |
| Jan 30 | 32°F | 13°F | 56°F 1975 | -26°F 1898 | 57% | 39% |
| Jan 31 | 32°F | 13°F | 56°F 2013 | -21°F 1897 | 57% | 39% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- January 1
- sunrise 7:42 AM, sunset 4:53 PM
- January 31
- sunrise 7:28 AM, sunset 5:27 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00306196 (Olean), public domain. Records: NOAA GHCN-Daily, station USC00303025, 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.