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April Weather in Cosmopolis, United States

Last updated: June 24, 2025

In April, the average temperature in Cosmopolis, United States is a cool 10°C (50°F). During this time, temperatures can dip as low as 0°C (32°F) and may soar up to 27°C (81°F). Expect significant rainfall, with an average precipitation of 132 mm (5.2 in) spread over about 15 days, contributing to a high average humidity of 83%. Stay prepared for a mix of weather as you explore!

April Temperature in Cosmopolis

In April in Cosmopolis, the average temperature is 10°C (50°F). The maximum can reach 27°C (81°F), while the minimum can drop as low as 0°C (32°F). Be prepared for a variety of weather conditions when traveling during this time.

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

The chart illustrates April temperature patterns in Cosmopolis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cosmopolis, April typically has an average temperature of 10°C (50°F), with highs reaching up to 27°C (81°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec434145495559626360524742
Data source: Temperature data for Cosmopolis 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 Cosmopolis

In Cosmopolis in April, the precipitation amount is 132 mm (5.2 in), occurring over a span of 15 days.

April Precipitation Trends in Cosmopolis

The chart displays monthly precipitation patterns in Cosmopolis, 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 Cosmopolis, April typically receives around 132 mm (5.2 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec25517415013264541213101170261236
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Cosmopolis

In Cosmopolis in April, humidity is 83%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration less comfortable and prompting visitors to seek cozy indoor activities.

April Average Humidity in Cosmopolis

This chart illustrates the average monthly humidity levels in Cosmopolis, 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 Cosmopolis is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%85%83%84%84%82%73%74%83%86%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Cosmopolis

In Cosmopolis in April, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Cosmopolis, you can refer to this Hourly UV Index in Cosmopolis.

Maximum UV Index Levels in Cosmopolis for April

The chart shows the monthly maximum UV Index (UVI) for Cosmopolis 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 Cosmopolis typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235699987532
Data source: Cosmopolis 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 Cosmopolis Compares to Other Months

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

This table compares monthly weather conditions in Cosmopolis, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)255 mm (10.0 inches)86%low
February Weather5°C (42°F)174 mm (6.8 inches)84%moderate
March Weather7°C (45°F)150 mm (5.9 inches)85%moderate
April Weather10°C (50°F)132 mm (5.2 inches)83%high
May Weather13°C (55°F)64 mm (2.5 inches)84%very high
June Weather15°C (59°F)54 mm (2.1 inches)84%very high
July Weather16°C (62°F)12 mm (0.5 inches)82%very high
August Weather17°C (63°F)13 mm (0.5 inches)73%very high
September Weather15°C (60°F)101 mm (4.0 inches)74%high
October Weather11°C (52°F)170 mm (6.7 inches)83%moderate
November Weather8°C (47°F)261 mm (10.3 inches)86%moderate
December Weather6°C (43°F)236 mm (9.3 inches)87%low

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