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April Weather in Rochester, United States

Last updated: June 24, 2025

In Rochester, United States, the average temperature in April hovers around 10°C (50°F). However, temperatures can swing dramatically, dipping as low as -7°C (19°F) and soaring to a scorching 29°C (84°F). Expect around 99 mm (3.9 in) of precipitation over the course of 13 days, contributing to an average humidity of 87%.

April Temperature in Rochester

In April in Rochester, the average temperature is 10°C (50°F). Maximums can reach 29°C (84°F), while minimums can drop as low as -7°C (19°F). Be prepared for a wide range of temperatures when traveling to Rochester during this time.

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 10°C (50°F), with highs reaching up to 29°C (84°F) and lows dropping to around -7°C (19°F).
JanFebMarAprMayJunJulAugSepOctNovDec283041506373767368564134
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 99 mm (3.9 in) over the course of 13 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 99 mm (3.9 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec757710299155112111104671107965
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 87%. With an average temperature of 10°C (50°F), this humidity feels like a heavy cloak wrapping around you, making every step feel laborious and the air thick with moisture, challenging your comfort while traveling.

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 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%86%87%81%82%81%79%78%81%89%86%
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 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check 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 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35699101098642
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-2°C (28°F)75 mm (2.9 inches)85%moderate
February Weather-1°C (30°F)77 mm (3.0 inches)85%moderate
March Weather5°C (41°F)102 mm (4.0 inches)86%high
April Weather10°C (50°F)99 mm (3.9 inches)87%very high
May Weather17°C (63°F)155 mm (6.1 inches)81%very high
June Weather23°C (73°F)112 mm (4.4 inches)82%very high
July Weather24°C (76°F)111 mm (4.4 inches)81%very high
August Weather23°C (73°F)104 mm (4.1 inches)79%very high
September Weather20°C (68°F)67 mm (2.6 inches)78%very high
October Weather13°C (56°F)110 mm (4.3 inches)81%high
November Weather5°C (41°F)79 mm (3.1 inches)89%moderate
December Weather1°C (35°F)65 mm (2.5 inches)86%low

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