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April Weather in Bison, United States

Last updated: June 24, 2025

In April, the average temperature in Bison, United States hovers around 5°C (42°F). Expect a potential temperature range from a chilly -15°C (5°F) to a warm 27°C (80°F). During this month, precipitation averages 53 mm (2.1 in) across about 9 days, while the average humidity remains comfortably at 70%.

April Temperature in Bison

In April in Bison, the average temperature is 5°C (42°F), with maximums reaching 27°C (80°F) and minimums dropping as low as -15°C (5°F). It's advisable to prepare for a wide range of temperatures if you plan to travel during this time.

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

The chart illustrates April temperature patterns in Bison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bison, April typically has an average temperature of 5°C (42°F), with highs reaching up to 27°C (80°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec211732415569757162443426
Data source: Temperature data for Bison 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 Bison

In Bison in April, the total precipitation amount is 53 mm (2.1 in) spread over 9 days.

April Precipitation Trends in Bison

The chart displays monthly precipitation patterns in Bison, 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 Bison, April typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec111827538046645438541221
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Bison

In Bison in April humidity is 70%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that seeps into your bones, making it uncomfortable for traveling and requiring you to bundle up while navigating the bustling streets or serene landscapes.

April Average Humidity in Bison

This chart illustrates the average monthly humidity levels in Bison, 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 Bison is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%80%70%70%76%84%85%85%77%73%74%79%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Bison

In Bison in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Bison.

Maximum UV Index Levels in Bison for April

The chart shows the monthly maximum UV Index (UVI) for Bison 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 Bison typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24599101098532
Data source: Bison 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 Bison Compares to Other Months

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

This table compares monthly weather conditions in Bison, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)11 mm (0.4 inches)77%low
February Weather-8°C (17°F)18 mm (0.7 inches)80%moderate
March Weather0°C (33°F)27 mm (1.1 inches)70%moderate
April Weather5°C (42°F)53 mm (2.1 inches)70%very high
May Weather13°C (55°F)80 mm (3.1 inches)76%very high
June Weather21°C (69°F)46 mm (1.8 inches)84%very high
July Weather24°C (75°F)64 mm (2.5 inches)85%very high
August Weather22°C (71°F)54 mm (2.1 inches)84%very high
September Weather17°C (62°F)38 mm (1.5 inches)77%very high
October Weather7°C (45°F)54 mm (2.1 inches)73%moderate
November Weather1°C (35°F)12 mm (0.5 inches)74%moderate
December Weather-3°C (27°F)21 mm (0.8 inches)79%low

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