Rochester weather in April: Rochester, New York: normal highs, lows, rain and records for April
Rochester in April has a normal high of 57°F and a normal low of 37°F, a daily mean of 47°F, rising from 50°F on the 1st to 64°F by the 30th. Measurable precipitation falls on 13 days in a normal April, 2.99 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 14°C and low of 3°C, 76 mm of precipitation and 8 cm of snow in April.
- NOAA stationFrederick Douglass Greater Rochester International Airport
- Station IDUSW00014768
- Location43.12°N 77.68°W
- Elevation533 ft (163 m)
- From the center5 miles
- Population207,282
- Jan 33° 19°
- Feb 35° 20°
- Mar 44° 27°
- Apr 57° 37°
- May 69° 48°
- Jun 78° 57°
- Jul 83° 62°
- Aug 81° 61°
- Sep 74° 54°
- Oct 61° 43°
- Nov 49° 34°
- Dec 39° 25°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Rochester in April?
The normal high is 57°F and the normal low 37°F, for a daily mean of 46.8°F. April is 11.6°F warmer than March and 12.0°F cooler than May. April is the 7th warmest month of the year in Rochester and the 6th wettest. Across the month the normal high rises 14°F, from 50°F on April 1 to 64°F on April 30. From one year to the next April's mean temperature typically moves about 2.9°F either way (NOAA's standard deviation), so roughly two Aprils in three average between 44°F and 50°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 47%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| April 1 | 50°F | 32°F | 47% | 23% |
| April 8 | 53°F | 34°F | 46% | 23% |
| April 15 | 56°F | 37°F | 44% | 23% |
| April 22 | 60°F | 40°F | 43% | 23% |
| April 30 | 64°F | 43°F | 42% | 22% |
Every day of April: normal high, low and chance of precipitation (warmest afternoon April 30, coldest night April 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| April 1 | 50°F | 32°F | 47% | 23% | 12 h 40 min |
| April 2 | 50°F | 32°F | 47% | 23% | 12 h 40 min |
| April 3 | 51°F | 32°F | 47% | 23% | 12 h 50 min |
| April 4 | 51°F | 33°F | 47% | 23% | 12 h 50 min |
| April 5 | 52°F | 33°F | 47% | 23% | 12 h 50 min |
| April 6 | 52°F | 33°F | 47% | 23% | 13 h |
| April 7 | 52°F | 34°F | 46% | 23% | 13 h |
| April 8 | 53°F | 34°F | 46% | 23% | 13 h |
| April 9 | 53°F | 35°F | 46% | 23% | 13 h |
| April 10 | 54°F | 35°F | 46% | 23% | 13 h 10 min |
| April 11 | 54°F | 35°F | 45% | 23% | 13 h 10 min |
| April 12 | 55°F | 36°F | 45% | 23% | 13 h 10 min |
| April 13 | 55°F | 36°F | 45% | 23% | 13 h 20 min |
| April 14 | 56°F | 37°F | 45% | 23% | 13 h 20 min |
| April 15 | 56°F | 37°F | 44% | 23% | 13 h 20 min |
| April 16 | 57°F | 37°F | 44% | 23% | 13 h 20 min |
| April 17 | 57°F | 38°F | 44% | 23% | 13 h 30 min |
| April 18 | 58°F | 38°F | 44% | 23% | 13 h 30 min |
| April 19 | 58°F | 38°F | 44% | 23% | 13 h 30 min |
| April 20 | 59°F | 39°F | 44% | 23% | 13 h 40 min |
| April 21 | 59°F | 39°F | 43% | 23% | 13 h 40 min |
| April 22 | 60°F | 40°F | 43% | 23% | 13 h 40 min |
| April 23 | 60°F | 40°F | 43% | 23% | 13 h 40 min |
| April 24 | 61°F | 40°F | 43% | 23% | 13 h 50 min |
| April 25 | 61°F | 41°F | 43% | 22% | 13 h 50 min |
| April 26 | 62°F | 41°F | 43% | 22% | 13 h 50 min |
| April 27 | 62°F | 42°F | 42% | 22% | 13 h 50 min |
| April 28 | 63°F | 42°F | 42% | 22% | 14 h |
| April 29 | 63°F | 42°F | 42% | 22% | 14 h |
| April 30 | 64°F | 43°F | 42% | 22% | 14 h |
- Normal high
- 57°FApril average
- Normal low
- 37°FApril average
- Precipitation
- 2.99 inmonth total
- Days with precipitation
- 130.01 inch or more
- Snowfall
- 3.0 inmonth total
- Nights at 32°F or colder
- 10
- Daylight
- 12 h 40 min to 14 hApril 1 to April 30
- Days at 70°F or more
- 5
- Days at 80°F or more
- 1
- Sunshine
- 66%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00014768; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Rochester in April?
On a given April day the chance of 0.01 inch or more is 44% on average, highest around April 1 (47%). In all, 2.99 in falls on 13 days of a normal April.
In a normal April in Rochester, 10 nights fall to freezing and snowfall averages 3.0 inches.
Snow falls on 3 days in a normal April, and an inch or more covers the ground on 1 day.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00014768.
How humid and windy is Rochester in April?
At 3 p.m. the normal temperature is 59°F with 45% relative humidity and a dew point of 38°F; at 6 a.m. it is 45°F with 77% humidity. The wind averages 9.3 mph, most often from the northwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 45°F | 38°F | 77% | 7.2 mph | 33% |
| 9 a.m. | 53°F | 39°F | 59% | 9.9 mph | 26% |
| noon | 58°F | 39°F | 48% | 11.9 mph | 23% |
| 3 p.m. | 59°F | 38°F | 45% | 12.8 mph | 22% |
| 6 p.m. | 57°F | 37°F | 48% | 11.0 mph | 23% |
| 9 p.m. | 51°F | 38°F | 60% | 7.3 mph | 36% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00014768. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for April in Rochester?
The warmest April temperature on Rochester's official record (since 1872) is 93°F, on April 30, 1970; the coldest is 7°F, on April 1, 1923. The wettest April brought 5.81 in (2011); the snowiest, 25.1 inches (1874).
The April mean against the 1991-2020 normal of 46.8°F: 2021 47.1°F (+0.4), 2022 46.4°F (−0.4), 2023 50.2°F (+3.4), 2024 49.1°F (+2.3), 2025 47.7°F (+0.9), 2026 50.1°F (+3.3). 5 of 6 ran warmer than normal.
| April | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 47.1°F | +0.4°F | 3.38 in |
| 2022 | 46.4°F | −0.4°F | 2.58 in |
| 2023 | 50.2°F | +3.4°F | 3.34 in |
| 2024 | 49.1°F | +2.3°F | 4.35 in |
| 2025 | 47.7°F | +0.9°F | 3.51 in |
| 2026 | 50.1°F | +3.3°F | 4.08 in |
Source: records: ACIS, NWS threaded record ROCthr; recent months: ACIS, station USW00014768. Records and recent months use complete months only.
How does April in Rochester compare across New York?
Across the 131 places PlainClimate covers in New York, April normal highs run from 48°F in Cooperstown to 64°F in Mount Sinai; Rochester's is 57°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.