Olean Weather in August
Average highs run from 80°F on August 1 to 77°F on August 31, and lows from 57°F to 53°F. Normal precipitation for the month is 4.03 in over about 13 wet days.
August day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
August at a glance
- Average high
- 79°F
- Average low
- 55°F
- Precipitation
- 4.03 in
- Record high
- 95°FAug 3, 1988
- Record low
- 26°FAug 30, 1934
- Chance of a freeze
- 0%
- Daylight
- 14 h 25 min to 13 h 11 min
- Cloud cover
- 59%
- Humidity
- 74%
- Dew point
- 57°F
- Wind
- 3.6 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 |
|---|---|---|---|---|---|---|
| Aug 1 | 80°F | 57°F | 94°F 1933 | 37°F 1903 | 44% | 0% |
| Aug 2 | 80°F | 57°F | 92°F 1955 | 36°F 1959 | 44% | 0% |
| Aug 3 | 80°F | 57°F | 95°F 1988 | 36°F 1956 | 44% | 0% |
| Aug 4 | 80°F | 57°F | 91°F 1906 | 39°F 1966 | 44% | 0% |
| Aug 5 | 80°F | 57°F | 91°F 1937 | 37°F 1972 | 44% | 0% |
| Aug 6 | 80°F | 57°F | 90°F 1965 | 36°F 1934 | 44% | 0% |
| Aug 7 | 80°F | 57°F | 90°F 1937 | 37°F 1957 | 44% | 0% |
| Aug 8 | 80°F | 57°F | 91°F 1909 | 36°F 1950 | 44% | 0% |
| Aug 9 | 80°F | 56°F | 92°F 2001 | 37°F 1899 | 44% | 0% |
| Aug 10 | 79°F | 56°F | 92°F 2001 | 40°F 1972 | 43% | 0% |
| Aug 11 | 79°F | 56°F | 92°F 1899 | 35°F 1941 | 43% | 0% |
| Aug 12 | 79°F | 56°F | 89°F 1899 | 37°F 1971 | 43% | 0% |
| Aug 13 | 79°F | 56°F | 89°F 1936 | 34°F 1950 | 43% | 0% |
| Aug 14 | 79°F | 56°F | 91°F 1959 | 37°F 1964 | 43% | 0% |
| Aug 15 | 79°F | 56°F | 92°F 1965 | 36°F 1899 | 43% | 0% |
| Aug 16 | 79°F | 56°F | 91°F 1995 | 37°F 1979 | 42% | 0% |
| Aug 17 | 79°F | 55°F | 91°F 1899 | 36°F 1905 | 42% | 0% |
| Aug 18 | 79°F | 55°F | 92°F 1899 | 33°F 1936 | 42% | 0% |
| Aug 19 | 79°F | 55°F | 95°F 1899 | 33°F 1904 | 42% | 0% |
| Aug 20 | 78°F | 55°F | 93°F 1899 | 38°F 1949 | 41% | 0% |
| Aug 21 | 78°F | 55°F | 90°F 1935 | 35°F 1934 | 41% | 0% |
| Aug 22 | 78°F | 55°F | 89°F 1936 | 31°F 1957 | 41% | 0% |
| Aug 23 | 78°F | 54°F | 91°F 1936 | 32°F 1988 | 41% | 0% |
| Aug 24 | 78°F | 54°F | 88°F 1950 | 30°F 1940 | 41% | 0% |
| Aug 25 | 78°F | 54°F | 89°F 1899 | 33°F 1935 | 40% | 0% |
| Aug 26 | 78°F | 54°F | 88°F 2021 | 30°F 1963 | 40% | 0% |
| Aug 27 | 78°F | 54°F | 91°F 1952 | 29°F 1941 | 40% | 0% |
| Aug 28 | 77°F | 54°F | 90°F 1993 | 32°F 1982 | 40% | 0% |
| Aug 29 | 77°F | 53°F | 91°F 1953 | 28°F 1965 | 40% | 0% |
| Aug 30 | 77°F | 53°F | 93°F 1953 | 26°F 1934 | 40% | 0% |
| Aug 31 | 77°F | 53°F | 90°F 1932 | 32°F 1934 | 40% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- August 1
- sunrise 6:07 AM, sunset 8:32 PM
- August 31
- sunrise 6:38 AM, sunset 7:49 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.