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April Weather in Winthrop, United States

Last updated: June 24, 2025

In Winthrop, United States, the average temperature in April hovers around 6°C (44°F), making it a chilly time of year. Expect minimum temperatures to dip as low as -9°C (17°F), while the mercury can soar to a maximum of 30°C (86°F) on warmer days. Precipitation is common, with an average of 123 mm (4.8 in) falling over 14 days, and the air tends to feel quite damp, with an average humidity of 85%. Prepare accordingly for a mix of weather!

April Temperature in Winthrop

In April in Winthrop, the average temperature is 6°C (44°F). Maximum temperatures can reach 30°C (86°F), while the minimum can drop as low as -9°C (17°F). Be prepared for a wide range of temperatures during your travels, and pack accordingly!

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

The chart illustrates April temperature patterns in Winthrop, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Winthrop, April typically has an average temperature of 6°C (44°F), with highs reaching up to 30°C (86°F) and lows dropping to around -9°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec202330445765716961503526
Data source: Temperature data for Winthrop 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 Winthrop

In Winthrop in April, the precipitation amount is 123 mm (4.8 in) over a span of 14 days.

April Precipitation Trends in Winthrop

The chart displays monthly precipitation patterns in Winthrop, 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 Winthrop, April typically receives around 123 mm (4.8 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec9086911231101041191077314811688
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Winthrop

In Winthrop in April, humidity is 85%. With an average temperature of 6°C (44°F), this humidity feels like a chilly dampness that seeps into your clothes, making travel uncomfortable and adding an extra layer of chill to the air.

April Average Humidity in Winthrop

This chart illustrates the average monthly humidity levels in Winthrop, 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 Winthrop is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Winthrop

In Winthrop 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 Winthrop.

Maximum UV Index Levels in Winthrop for April

The chart shows the monthly maximum UV Index (UVI) for Winthrop 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 Winthrop typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899997532
Data source: Winthrop 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 Winthrop Compares to Other Months

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

This table compares monthly weather conditions in Winthrop, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)90 mm (3.6 inches)93%low
February Weather-5°C (23°F)86 mm (3.4 inches)92%moderate
March Weather-1°C (31°F)91 mm (3.6 inches)86%moderate
April Weather6°C (44°F)123 mm (4.8 inches)85%very high
May Weather14°C (57°F)110 mm (4.3 inches)80%very high
June Weather19°C (66°F)104 mm (4.1 inches)74%very high
July Weather22°C (71°F)119 mm (4.7 inches)76%very high
August Weather20°C (69°F)107 mm (4.2 inches)75%very high
September Weather16°C (61°F)73 mm (2.9 inches)78%high
October Weather10°C (51°F)148 mm (5.8 inches)86%moderate
November Weather2°C (35°F)116 mm (4.6 inches)88%moderate
December Weather-3°C (26°F)88 mm (3.5 inches)89%low

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