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April Weather in Wyoming, United States

Last updated: June 24, 2025

In April, the average temperature in Wyoming, United States is a mild 12°C (55°F). However, temperatures can fluctuate significantly, with minimums dropping to -3°C (27°F) and maximums soaring up to 30°C (86°F). Expect 119 mm (4.7 in) of precipitation over approximately 12 days, contributing to a notably high average humidity of 85%.

April Temperature in Wyoming

In April in Wyoming, the average temperature is 12°C (55°F). Maximum can reach 30°C (86°F) and minimum can be as low as -3°C (27°F). It's a great time to visit for those who enjoy mild weather and the opportunity to experience a range of temperatures.

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

The chart illustrates April temperature patterns in Wyoming, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wyoming, April typically has an average temperature of 12°C (55°F), with highs reaching up to 30°C (86°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec333745546674787571594439
Data source: Temperature data for Wyoming 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 Wyoming

In Wyoming in April, the total precipitation amount is 119 mm (4.7 in), falling over a span of 12 days.

April Precipitation Trends in Wyoming

The chart displays monthly precipitation patterns in Wyoming, 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 Wyoming, April typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec8010713711912713111089819699110
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Wyoming

In Wyoming in April humidity is 85%. With an average temperature of 12°C (55°F), this humidity feels like a thick, damp blanket wrapping around you, making every step feel heavier and less invigorating for traveling.

April Average Humidity in Wyoming

This chart illustrates the average monthly humidity levels in Wyoming, 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 Wyoming is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%85%81%82%81%73%73%78%89%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Wyoming

In Wyoming 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 Wyoming.

Maximum UV Index Levels in Wyoming for April

The chart shows the monthly maximum UV Index (UVI) for Wyoming 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 Wyoming typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098643
Data source: Wyoming 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 Wyoming Compares to Other Months

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

This table compares monthly weather conditions in Wyoming, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)80 mm (3.2 inches)88%moderate
February Weather3°C (37°F)107 mm (4.2 inches)88%moderate
March Weather7°C (45°F)137 mm (5.4 inches)87%high
April Weather12°C (55°F)119 mm (4.7 inches)85%very high
May Weather19°C (66°F)127 mm (5.0 inches)81%very high
June Weather23°C (74°F)131 mm (5.2 inches)82%very high
July Weather25°C (78°F)110 mm (4.3 inches)81%very high
August Weather24°C (75°F)89 mm (3.5 inches)73%very high
September Weather21°C (71°F)81 mm (3.2 inches)73%very high
October Weather15°C (59°F)96 mm (3.8 inches)78%high
November Weather7°C (44°F)99 mm (3.9 inches)89%moderate
December Weather4°C (39°F)110 mm (4.3 inches)87%moderate

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