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April Weather in Amherst, United States

Last updated: June 24, 2025

In Amherst, United States, the average temperature in April hovers around 6°C (43°F), with extremes ranging from a chilly -18°C (0°F) to a balmy 26°C (79°F). Expect about 102 mm (4.0 in) of precipitation spread across 13 days, creating a backdrop of 84% average humidity that adds to the area's unique atmosphere.

April Temperature in Amherst

In April in Amherst, the average temperature is 6°C (43°F), with maximums reaching 26°C (79°F) and minimums dropping as low as -18°C (0°F). Travelers should be prepared for a wide range of temperatures, so it's essential to pack layers to stay comfortable throughout their visit.

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

The chart illustrates April temperature patterns in Amherst, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Amherst, April typically has an average temperature of 6°C (43°F), with highs reaching up to 26°C (79°F) and lows dropping to around -18°C (0°F).
JanFebMarAprMayJunJulAugSepOctNovDec181933435768726962483425
Data source: Temperature data for Amherst 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 Amherst

In Amherst in April, precipitation amounts to 102 mm (4.0 in) over the course of 13 days.

April Precipitation Trends in Amherst

The chart displays monthly precipitation patterns in Amherst, 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 Amherst, April typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec385162102110113129137981064953
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Amherst

In Amherst in April, humidity is 84%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that penetrates your clothing, making outdoor excursions uncomfortable and prompting travelers to seek refuge indoors or find warm, sheltered spots to enjoy their surroundings.

April Average Humidity in Amherst

This chart illustrates the average monthly humidity levels in Amherst, 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 Amherst is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%87%84%77%75%75%73%78%84%89%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Amherst

In Amherst 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 Amherst.

Maximum UV Index Levels in Amherst for April

The chart shows the monthly maximum UV Index (UVI) for Amherst 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 Amherst typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Amherst 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 Amherst Compares to Other Months

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

This table compares monthly weather conditions in Amherst, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (19°F)38 mm (1.5 inches)89%low
February Weather-7°C (19°F)51 mm (2.0 inches)90%moderate
March Weather0°C (33°F)62 mm (2.4 inches)87%moderate
April Weather6°C (43°F)102 mm (4.0 inches)84%very high
May Weather14°C (57°F)110 mm (4.3 inches)77%very high
June Weather20°C (68°F)113 mm (4.5 inches)75%very high
July Weather22°C (72°F)129 mm (5.1 inches)74%very high
August Weather20°C (69°F)137 mm (5.4 inches)73%very high
September Weather17°C (62°F)98 mm (3.8 inches)78%high
October Weather9°C (49°F)106 mm (4.2 inches)84%moderate
November Weather1°C (34°F)49 mm (1.9 inches)89%moderate
December Weather-4°C (25°F)53 mm (2.1 inches)87%low

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