Irondequoit Weather in August
Average highs run from 82°F on August 1 to 78°F on August 31, and lows from 62°F to 59°F. Normal precipitation for the month is 3.31 in over about 10 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
- 81°F
- Average low
- 61°F
- Precipitation
- 3.31 in
- Record high
- 99°FAug 26, 1948
- Record low
- 36°FAug 30, 1965
- Chance of a freeze
- 0%
- Days of 90°F or more
- 1.9
- Daylight
- 14 h 31 min to 13 h 13 min
- Cloud cover
- 69%
- Humidity
- 70%
- Dew point
- 58°F
- Wind
- 4.5 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 |
|---|---|---|---|---|---|---|
| Aug 1 | 82°F | 62°F | 96°F 1933 | 48°F 1947 | 37% | 0% |
| Aug 2 | 82°F | 62°F | 96°F 1944 | 47°F 1947 | 37% | 0% |
| Aug 3 | 82°F | 62°F | 95°F 1988 | 46°F 1956 | 37% | 0% |
| Aug 4 | 82°F | 62°F | 98°F 1944 | 49°F 1956 | 36% | 0% |
| Aug 5 | 82°F | 62°F | 96°F 1955 | 45°F 1951 | 36% | 0% |
| Aug 6 | 82°F | 62°F | 96°F 1965 | 45°F 1951 | 36% | 0% |
| Aug 7 | 82°F | 62°F | 95°F 1965 | 46°F 1948 | 36% | 0% |
| Aug 8 | 82°F | 62°F | 96°F 1930 | 50°F 1948 | 36% | 0% |
| Aug 9 | 81°F | 62°F | 98°F 1949 | 45°F 1964 | 36% | 0% |
| Aug 10 | 81°F | 62°F | 97°F 1949 | 47°F 1972 | 35% | 0% |
| Aug 11 | 81°F | 62°F | 97°F 1944 | 49°F 1962 | 35% | 0% |
| Aug 12 | 81°F | 62°F | 96°F 2016 | 46°F 1987 | 35% | 0% |
| Aug 13 | 81°F | 62°F | 96°F 1947 | 46°F 1979 | 35% | 0% |
| Aug 14 | 81°F | 62°F | 97°F 2002 | 46°F 1964 | 35% | 0% |
| Aug 15 | 81°F | 61°F | 96°F 1959 | 47°F 1964 | 35% | 0% |
| Aug 16 | 81°F | 61°F | 92°F 1936 | 47°F 1945 | 35% | 0% |
| Aug 17 | 81°F | 61°F | 92°F 1950 | 46°F 1979 | 34% | 0% |
| Aug 18 | 80°F | 61°F | 93°F 1947 | 46°F 1941 | 34% | 0% |
| Aug 19 | 80°F | 61°F | 94°F 1936 | 46°F 1977 | 34% | 0% |
| Aug 20 | 80°F | 61°F | 93°F 1955 | 46°F 1977 | 34% | 0% |
| Aug 21 | 80°F | 61°F | 91°F 1955 | 44°F 1950 | 34% | 0% |
| Aug 22 | 80°F | 60°F | 90°F 1929 | 43°F 1957 | 34% | 0% |
| Aug 23 | 80°F | 60°F | 90°F 1943 | 45°F 1973 | 34% | 0% |
| Aug 24 | 80°F | 60°F | 94°F 1947 | 42°F 1971 | 34% | 0% |
| Aug 25 | 80°F | 60°F | 96°F 1948 | 43°F 1942 | 33% | 0% |
| Aug 26 | 79°F | 60°F | 99°F 1948 | 44°F 1989 | 33% | 0% |
| Aug 27 | 79°F | 60°F | 98°F 1948 | 45°F 1944 | 33% | 0% |
| Aug 28 | 79°F | 59°F | 99°F 1948 | 41°F 1982 | 33% | 0% |
| Aug 29 | 79°F | 59°F | 94°F 1953 | 38°F 1982 | 33% | 0% |
| Aug 30 | 79°F | 59°F | 96°F 1953 | 36°F 1965 | 34% | 0% |
| Aug 31 | 78°F | 59°F | 95°F 1932 | 43°F 1976 | 34% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- August 1
- sunrise 6:01 AM, sunset 8:32 PM
- August 31
- sunrise 6:34 AM, sunset 7:47 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00014768 (Rochester Gtr Intl AP), public domain. Records: NOAA GHCN-Daily, station USW00014768, 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.