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April Weather in Wyoming, United States

Last updated: June 24, 2025

In April, the average temperature in Wyoming, United States hovers around 8°C (46°F), with a potential minimum dipping to -7°C (20°F) and maximum soaring to 27°C (82°F). Expect a notable precipitation amount of 91 mm (3.6 in) spread over approximately 12 days, complemented by a high average humidity level of 87%.

April Temperature in Wyoming

In April in Wyoming, the average temperature is 8°C (46°F), with maximums reaching 27°C (82°F) and minimums dropping as low as -7°C (20°F). This wide temperature range means travelers should be prepared for both warm and chilly conditions during their visit.

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 8°C (46°F), with highs reaching up to 27°C (82°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec262737465970757265533932
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 precipitation amount is 91 mm (3.6 in) over a period 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 91 mm (3.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec6470679113811966741111306367
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 87%. With an average temperature of 8°C (46°F), this humidity feels like a chilly, damp fog clinging to your skin, making outdoor activities a bit uncomfortable and causing even mild exertion to leave you feeling clammy and cold.

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 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%87%82%81%78%79%80%82%87%86%
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 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 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 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
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 Weather-3°C (26°F)64 mm (2.5 inches)87%low
February Weather-3°C (27°F)70 mm (2.7 inches)87%moderate
March Weather3°C (37°F)67 mm (2.6 inches)86%moderate
April Weather8°C (46°F)91 mm (3.6 inches)87%very high
May Weather15°C (60°F)138 mm (5.4 inches)82%very high
June Weather21°C (70°F)119 mm (4.7 inches)81%very high
July Weather24°C (75°F)65 mm (2.6 inches)78%very high
August Weather22°C (72°F)73 mm (2.9 inches)79%very high
September Weather19°C (66°F)111 mm (4.4 inches)79%high
October Weather12°C (53°F)130 mm (5.1 inches)82%moderate
November Weather4°C (39°F)63 mm (2.5 inches)87%moderate
December Weather0°C (32°F)67 mm (2.6 inches)86%low

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