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April Weather in Rochester, United States

Last updated: June 24, 2025

In April, the average temperature in Rochester, United States hovers around 8°C (46°F). Temperatures can be quite diverse, with a minimum of -8°C (18°F) and a maximum of 27°C (82°F). Expect around 112 mm (4.4 in) of precipitation over 14 days, contributing to a notable average humidity of 85%. Be prepared for a mix of chilly and warm days, along with a fair share of rain!

April Temperature in Rochester

In April in Rochester, the average temperature is 8°C (46°F), with maximums reaching up to 27°C (82°F) and minimums dropping as low as -8°C (18°F). Travelers should be prepared for a wide range of temperatures, making layering essential for comfort.

April Weather in Rochester: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Rochester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rochester, April typically has an average temperature of 8°C (46°F), with highs reaching up to 27°C (82°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec232537465870747266533831
Data source: Temperature data for Rochester generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Rochester

In Rochester in April, the precipitation amount is 112 mm (4.4 in) spread over 14 days.

April Precipitation Trends in Rochester

The chart displays monthly precipitation patterns in Rochester, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Rochester, April typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec6055611121451048579921134750
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Rochester

In Rochester in April humidity is 85%. With an average temperature of 8°C (46°F), this humidity feels like a cold, damp embrace that can leave travelers feeling chilled and uncomfortable, making outdoor exploration less appealing and encouraging the search for cozy indoor activities instead.

April Average Humidity in Rochester

This chart illustrates the average monthly humidity levels in Rochester, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Rochester is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Rochester

In Rochester in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Rochester.

Maximum UV Index Levels in Rochester for April

The chart shows the monthly maximum UV Index (UVI) for Rochester in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Rochester typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098532
Data source: Rochester April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Rochester Compares to Other Months

Weather in Rochester varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Rochester, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Rochester, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)60 mm (2.4 inches)85%moderate
February Weather-4°C (25°F)55 mm (2.2 inches)85%moderate
March Weather3°C (37°F)61 mm (2.4 inches)85%high
April Weather8°C (46°F)112 mm (4.4 inches)85%very high
May Weather15°C (59°F)145 mm (5.7 inches)78%very high
June Weather21°C (70°F)104 mm (4.1 inches)80%very high
July Weather24°C (75°F)85 mm (3.4 inches)78%very high
August Weather22°C (72°F)79 mm (3.1 inches)76%very high
September Weather19°C (66°F)92 mm (3.6 inches)79%very high
October Weather11°C (53°F)113 mm (4.4 inches)83%moderate
November Weather3°C (38°F)47 mm (1.9 inches)88%moderate
December Weather-1°C (31°F)50 mm (2.0 inches)81%low

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