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April Weather in Windsor, United States

Last updated: June 24, 2025

In April, the average temperature in Windsor, United States hovers around 7°C (46°F). While the minimum dips to a chilly -11°C (13°F), the maximum can reach a warm 27°C (80°F). Expect 99 mm (3.9 in) of precipitation spread over about 12 days, contributing to a high average humidity of 85%. Get ready for a month of contrasts!

April Temperature in Windsor

In April in Windsor, the average temperature is 7°C (46°F), with maximums reaching 27°C (80°F) and minimums plummeting to -11°C (13°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates April temperature patterns in Windsor, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Windsor, April typically has an average temperature of 7°C (46°F), with highs reaching up to 27°C (80°F) and lows dropping to around -11°C (13°F).
JanFebMarAprMayJunJulAugSepOctNovDec212235455970747164513629
Data source: Temperature data for Windsor 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 Windsor

In Windsor in April, the total precipitation amount is 99 mm (3.9 in) recorded over a span of 12 days.

April Precipitation Trends in Windsor

The chart displays monthly precipitation patterns in Windsor, 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 Windsor, April typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec51535799130114991061101184346
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Windsor

In Windsor in April humidity is 85%. With an average temperature of 7°C (46°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel much colder than it actually is.

April Average Humidity in Windsor

This chart illustrates the average monthly humidity levels in Windsor, 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 Windsor is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Windsor

In Windsor 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 Windsor.

Maximum UV Index Levels in Windsor for April

The chart shows the monthly maximum UV Index (UVI) for Windsor 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 Windsor typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34589101098532
Data source: Windsor 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 Windsor Compares to Other Months

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

This table compares monthly weather conditions in Windsor, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)51 mm (2.0 inches)85%moderate
February Weather-6°C (22°F)53 mm (2.1 inches)85%moderate
March Weather2°C (35°F)57 mm (2.3 inches)85%moderate
April Weather7°C (46°F)99 mm (3.9 inches)85%very high
May Weather15°C (59°F)130 mm (5.1 inches)78%very high
June Weather21°C (70°F)114 mm (4.5 inches)80%very high
July Weather24°C (75°F)99 mm (3.9 inches)78%very high
August Weather22°C (71°F)106 mm (4.2 inches)76%very high
September Weather18°C (65°F)110 mm (4.3 inches)79%very high
October Weather11°C (51°F)118 mm (4.6 inches)83%moderate
November Weather2°C (36°F)43 mm (1.7 inches)88%moderate
December Weather-2°C (29°F)46 mm (1.8 inches)81%low

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