April Weather in Wyoming, United States

Last updated: June 24, 2025

In April, the average temperature in Wyoming, United States hovers around 10°C (50°F), with a noteworthy range of minimums dipping to -8°C (18°F) and maximums soaring up to 28°C (83°F). During this time, expect about 115 mm (4.5 in) of precipitation over 11 days, contributing to an average humidity level of 85%. Prepare for a mix of cool and warm days combined with the potential for rain!

April Temperature in Wyoming

In April in Wyoming, the average temperature is 10°C (50°F), with maximums reaching up to 28°C (83°F) and minimums dropping as low as -8°C (18°F). Be prepared for a diverse range of weather conditions if you plan to travel during this time.

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 10°C (50°F), with highs reaching up to 28°C (83°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec252841506373777469553933
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 115 mm (4.5 in) spread over 11 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 115 mm (4.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec586510411516215910368881335551
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 10°C (50°F), this humidity feels like a heavy, damp blanket surrounding you, making travel feel sluggish and uncomfortable as you navigate through the thick, moist air.

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.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
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.
JanFebMarAprMayJunJulAugSepOctNovDec35689111098642
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-4°C (26°F)58 mm (2.3 inches)82%moderate
February Weather-2°C (28°F)65 mm (2.6 inches)83%moderate
March Weather5°C (41°F)104 mm (4.1 inches)84%high
April Weather10°C (50°F)115 mm (4.5 inches)85%very high
May Weather17°C (63°F)162 mm (6.4 inches)79%very high
June Weather23°C (74°F)159 mm (6.3 inches)82%extreme
July Weather25°C (77°F)103 mm (4.1 inches)80%very high
August Weather23°C (74°F)68 mm (2.7 inches)81%very high
September Weather21°C (69°F)88 mm (3.5 inches)80%very high
October Weather13°C (55°F)133 mm (5.2 inches)82%high
November Weather4°C (40°F)55 mm (2.2 inches)88%moderate
December Weather1°C (34°F)51 mm (2.0 inches)84%low

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