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April Weather in Harwich, United States

Last updated: June 24, 2025

The average temperature in Harwich, United States during April is a cool 7°C (45°F), with a minimum dipping to 1°C (33°F) and a maximum reaching 14°C (57°F). Expect precipitation of about 131 mm (5.1 in) over 14 days, along with an average humidity level of 79%.

April Temperature in Harwich

In April in Harwich, the average temperature is 7°C (45°F), with maximums reaching 14°C (57°F) and minimums dropping as low as 1°C (33°F). This weather makes it a great time for travelers to enjoy cooler outdoor activities and explore the sights comfortably.

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

The chart illustrates April temperature patterns in Harwich, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harwich, April typically has an average temperature of 7°C (45°F), with highs reaching up to 14°C (57°F) and lows dropping to around 1°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec363638455261697066594840
Data source: Temperature data for Harwich 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 Harwich

In Harwich in April, the total precipitation amount is 131 mm (5.1 in) over a span of 14 days.

April Precipitation Trends in Harwich

The chart displays monthly precipitation patterns in Harwich, 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 Harwich, April typically receives around 131 mm (5.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec95124119131121887783116169106138
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Harwich

In Harwich in April humidity is 79%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill wrapping around you, making outdoor explorations uncomfortable and requiring extra layers for warmth while you navigate through the misty air.

April Average Humidity in Harwich

This chart illustrates the average monthly humidity levels in Harwich, 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 Harwich is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%82%79%75%78%76%76%76%75%80%80%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Harwich

In Harwich 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 Harwich.

Maximum UV Index Levels in Harwich for April

The chart shows the monthly maximum UV Index (UVI) for Harwich 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 Harwich typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098642
Data source: Harwich 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 Harwich Compares to Other Months

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

This table compares monthly weather conditions in Harwich, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (37°F)94 mm (3.7 inches)84%moderate
February Weather2°C (37°F)124 mm (4.9 inches)84%moderate
March Weather3°C (38°F)119 mm (4.7 inches)82%high
April Weather7°C (45°F)131 mm (5.1 inches)79%very high
May Weather11°C (52°F)121 mm (4.8 inches)75%very high
June Weather16°C (61°F)88 mm (3.5 inches)78%very high
July Weather20°C (69°F)77 mm (3.0 inches)76%very high
August Weather21°C (71°F)83 mm (3.3 inches)76%very high
September Weather19°C (66°F)116 mm (4.6 inches)75%very high
October Weather15°C (59°F)169 mm (6.7 inches)75%high
November Weather9°C (49°F)106 mm (4.2 inches)80%moderate
December Weather5°C (41°F)138 mm (5.4 inches)80%low

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