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April Weather in Hartwick, United States

Last updated: June 24, 2025

In April, the average temperature in Hartwick, United States hovers around 7°C (44°F). Expect minimum temperatures to dip to -7°C (19°F) and maximums soaring up to 26°C (79°F). Be prepared for 121 mm (4.8 in) of precipitation spread across 15 days, coupled with a high average humidity of 88%.

April Temperature in Hartwick

In April in Hartwick, the average temperature is 7°C (44°F). Maximum temperatures can reach 26°C (79°F), while minimums can dip as low as -7°C (19°F). Be prepared for a wide range of temperatures when traveling to Hartwick during this month.

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

The chart illustrates April temperature patterns in Hartwick, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hartwick, April typically has an average temperature of 7°C (44°F), with highs reaching up to 26°C (79°F) and lows dropping to around -7°C (19°F).
JanFebMarAprMayJunJulAugSepOctNovDec232632445665706861513629
Data source: Temperature data for Hartwick 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 Hartwick

In Hartwick in April, the precipitation amount is 121 mm (4.8 in) during a period of 15 days.

April Precipitation Trends in Hartwick

The chart displays monthly precipitation patterns in Hartwick, 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 Hartwick, April typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec849989121125118146127102163105101
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Hartwick

In Hartwick in April, humidity is 88%. With an average temperature of 7°C (44°F), this humidity feels like an unwelcoming chill that clings to your skin, making outdoor exploration uncomfortable and prompting frequent breaks in sheltered areas.

April Average Humidity in Hartwick

This chart illustrates the average monthly humidity levels in Hartwick, 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 Hartwick is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%87%88%82%79%78%76%78%84%89%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Hartwick

In Hartwick 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 Hartwick.

Maximum UV Index Levels in Hartwick for April

The chart shows the monthly maximum UV Index (UVI) for Hartwick 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 Hartwick typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468910998642
Data source: Hartwick 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 Hartwick Compares to Other Months

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

This table compares monthly weather conditions in Hartwick, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)84 mm (3.3 inches)90%moderate
February Weather-3°C (27°F)99 mm (3.9 inches)90%moderate
March Weather0°C (33°F)89 mm (3.5 inches)87%high
April Weather7°C (44°F)121 mm (4.8 inches)88%very high
May Weather14°C (57°F)125 mm (4.9 inches)82%very high
June Weather18°C (65°F)118 mm (4.7 inches)79%very high
July Weather21°C (70°F)146 mm (5.7 inches)78%very high
August Weather20°C (68°F)127 mm (5.0 inches)76%very high
September Weather16°C (62°F)102 mm (4.0 inches)78%very high
October Weather11°C (51°F)163 mm (6.4 inches)84%high
November Weather2°C (37°F)105 mm (4.1 inches)89%moderate
December Weather-2°C (29°F)100 mm (4.0 inches)86%low

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