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April Weather in Rensselaer, United States

Last updated: June 24, 2025

In April, the average temperature in Rensselaer, United States hovers around 10°C (51°F), with a minimum dip to -7°C (19°F) and a maximum rise to 29°C (85°F). Expect about 111 mm (4.4 in) of precipitation spread across 14 days, accompanied by a high average humidity of 87%.

April Temperature in Rensselaer

In April, in Rensselaer, the average temperature is 10°C (51°F). Maximum temperatures can reach up to 29°C (85°F), while the minimum can drop as low as -7°C (19°F). Pack for a range of weather conditions if you're planning to travel during this month!

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

The chart illustrates April temperature patterns in Rensselaer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rensselaer, April typically has an average temperature of 10°C (51°F), with highs reaching up to 29°C (85°F) and lows dropping to around -7°C (19°F).
JanFebMarAprMayJunJulAugSepOctNovDec283041506373767469564134
Data source: Temperature data for Rensselaer 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 Rensselaer

In Rensselaer in April, the precipitation amount is 111 mm (4.4 in) during 14 days, indicating a significant amount of rainfall for that period.

April Precipitation Trends in Rensselaer

The chart displays monthly precipitation patterns in Rensselaer, 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 Rensselaer, April typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec7375102111161109109105691256958
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Rensselaer

In Rensselaer in April humidity is 87%. With an average temperature of 10°C (51°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities uncomfortable and sticky, and often requiring frequent breaks to stay hydrated and cool.

April Average Humidity in Rensselaer

This chart illustrates the average monthly humidity levels in Rensselaer, 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 Rensselaer 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 Rensselaer

In Rensselaer 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 Rensselaer.

Maximum UV Index Levels in Rensselaer for April

The chart shows the monthly maximum UV Index (UVI) for Rensselaer 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 Rensselaer typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Rensselaer 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 Rensselaer Compares to Other Months

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

This table compares monthly weather conditions in Rensselaer, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)73 mm (2.9 inches)85%moderate
February Weather-1°C (30°F)75 mm (2.9 inches)85%moderate
March Weather5°C (41°F)102 mm (4.0 inches)86%high
April Weather10°C (51°F)111 mm (4.4 inches)87%very high
May Weather17°C (63°F)161 mm (6.3 inches)81%very high
June Weather23°C (74°F)109 mm (4.3 inches)82%very high
July Weather25°C (76°F)108 mm (4.3 inches)81%very high
August Weather23°C (74°F)105 mm (4.2 inches)79%very high
September Weather21°C (69°F)69 mm (2.7 inches)78%very high
October Weather13°C (56°F)125 mm (4.9 inches)81%high
November Weather5°C (41°F)69 mm (2.7 inches)89%moderate
December Weather1°C (35°F)58 mm (2.3 inches)86%low

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