| Month | Average (°F) | Record (°F) | Average (inches) | |||
|---|---|---|---|---|---|---|
| High ☀️ | Low 🌙 | High ☀️ | Low 🌙 | Precipitation 💧 | Snow ❄️ | |
| January | 22.5 | 7.1 | 58 | -40 | 1.0 | 12.2 |
| February | 26.7 | 10.8 | 69 | -35 | 1.0 | 10.7 |
| March | 39.7 | 23.5 | 82 | -31 | 2.0 | 8.6 |
| April | 55.3 | 35.3 | 92 | 5 | 3.5 | 3.3 |
| May | 67.9 | 47.3 | 106 | 21 | 4.3 | 0.5 |
| June | 77.5 | 57.6 | 105 | 31 | 5.3 | 0.0 |
| July | 80.3 | 60.9 | 108 | 40 | 4.2 | 0.0 |
| August | 77.9 | 58.5 | 100 | 32 | 4.1 | 0.0 |
| September | 71.7 | 50.5 | 100 | 22 | 3.6 | 0.0 |
| October | 57.8 | 38.2 | 93 | 10 | 2.4 | 0.9 |
| November | 41.6 | 25.7 | 77 | -20 | 1.8 | 4.4 |
| December | 27.9 | 13.7 | 64 | -33 | 1.3 | 12.1 |
| Entire year | 54.0 | 35.9 | 108 | -40 | 34.6 | 52.7 |
|
More Rochester Weather Records
1893–2024
|
||
|---|---|---|
| Highest daily low | 85 °F | July 3, 1911 |
| Lowest daily high | -22 °F | January 6, 1912 |
| Greatest daily range (Difference of high and low) |
58 °F | March 15, 1911 |
| Greatest difference in daily high over two conscutive days |
45 °F | Jan 18–19, 1996 |
| Most daily precipitation | 7.5 inches | July 11, 1981 |
| Most monthly precipitation | 14.1 inches | August 2007 |
| Most yearly precipitation | 55.2 inches | 2019 |
| Most yearly days with precipitation | 152 | 1996 |
| Earliest snow in season | September 26 | 1942 |
| Latest snow in season | May 15 | 1997 |
| Most daily snow | 19.8 inches | March 18, 2005 |
| Most monthly snow | 41.3 inches | December 2010 |
| Most yearly snow | 92.0 inches | 2019 |
| Most snow in a winter | 86.8 inches | 2018–2019 |
| Greatest snow accumulation | 29.0 inches | December 26, 2010 |
| Earliest freeze | September 10 | 1917 |
| Earliest day ≥ 80 °F | March 17 | 2012 |
| Earliest day ≥ 90 °F | April 21 | 1980 |
| Earliest day ≥ 100 °F | May 31 | 1934 |
| Latest freeze | June 9 | 1937 |
| Latest day ≥ 80 °F | October 29 | 1950 |
| Latest day ≥ 90 °F | October 9 | 2010 |
| Latest day ≥ 100 °F | September 6 | 1913 |
| Most days in a year < 0 °F | 61 | 1978 |
| Most days in a year < 32 °F | 180 | 1996 |
| Most days in a year ≥ 80 °F | 94 | 1939 |
| Most days in a year ≥ 90 °F | 38 | 1934 |
| Most days in a year ≥ 100 °F | 12 | 1936 |
|
Rochester Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 11 days | Jan 8–18, 1999 |
| Without precipitation | 56 days | Nov 9, 1943 – Jan 3, 1944 |
| With snow | 8 days | Dec 20–27, 2009 |
| High temperature at or below freezing |
65 days | Dec 19, 1978 – Feb 21, 1979 |
| High temperature ≥ 80 °F | 43 days | Jun 16 – Jul 28, 1949 |
| High temperature ≥ 90 °F | 14 days | Jul 5–18, 1936 |
| High temperature ≥ 100 °F | 9 days | Jul 9–17, 1936 |
| Years | Station | Coordinates |
|---|---|---|
| 1893–2024 | Rochester International Airport | location |