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April Weather in Cohasset, United States

Last updated: June 24, 2025

In April, the average temperature in Cohasset, United States hovers around 7°C (45°F). Expect the minimum to dip as low as -1°C (31°F) while the maximum can reach up to 18°C (66°F). During this month, precipitation is notable, with an average of 159 mm (6.3 in) spread over 13 days. Don't forget your umbrella, as the average humidity sits at a comfortable 80%!

April Temperature in Cohasset

In April in Cohasset, the average temperature is 7°C (45°F). The maximum can reach 18°C (66°F), while the minimum can drop to -1°C (31°F). Be sure to pack layers to stay comfortable while exploring the varied weather during your travels!

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

The chart illustrates April temperature patterns in Cohasset, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cohasset, April typically has an average temperature of 7°C (45°F), with highs reaching up to 18°C (66°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec343537455363707065574638
Data source: Temperature data for Cohasset 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 Cohasset

In Cohasset in April, the precipitation amount is 159 mm (6.3 in) over the course of 13 days.

April Precipitation Trends in Cohasset

The chart displays monthly precipitation patterns in Cohasset, 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 Cohasset, April typically receives around 159 mm (6.3 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec971221181591109410467107182115147
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Cohasset

In Cohasset in April, humidity is 80%. With an average temperature of 7°C (45°F), this humidity feels like you're wrapped in a damp blanket, making it quite uncomfortable for traveling and leaving you feeling chilly and clammy as you explore the area.

April Average Humidity in Cohasset

This chart illustrates the average monthly humidity levels in Cohasset, 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 Cohasset is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%82%80%72%72%67%66%71%79%84%81%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Cohasset

In Cohasset 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 Cohasset.

Maximum UV Index Levels in Cohasset for April

The chart shows the monthly maximum UV Index (UVI) for Cohasset 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 Cohasset typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997642
Data source: Cohasset 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 Cohasset Compares to Other Months

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

This table compares monthly weather conditions in Cohasset, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)97 mm (3.8 inches)86%low
February Weather2°C (35°F)122 mm (4.8 inches)84%moderate
March Weather3°C (38°F)118 mm (4.7 inches)82%moderate
April Weather7°C (45°F)159 mm (6.3 inches)80%very high
May Weather12°C (54°F)110 mm (4.3 inches)72%very high
June Weather17°C (63°F)94 mm (3.7 inches)72%very high
July Weather21°C (70°F)104 mm (4.1 inches)67%very high
August Weather21°C (71°F)66 mm (2.6 inches)66%very high
September Weather19°C (66°F)107 mm (4.2 inches)71%high
October Weather14°C (58°F)182 mm (7.2 inches)78%high
November Weather8°C (46°F)115 mm (4.5 inches)84%moderate
December Weather3°C (38°F)147 mm (5.8 inches)81%low

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