April Weather in Grantsville, United States

Last updated: June 24, 2025

In Grantsville, United States, the average temperature in April is a comfortable 10°C (50°F). However, be prepared for temperature fluctuations, as it can dip as low as -5°C (24°F) and soar to a warm 29°C (84°F). During this month, expect 56 mm (2.2 in) of precipitation over approximately 10 days, with an average humidity level of 71%.

April Temperature in Grantsville

In April in Grantsville, the average temperature is 10°C (50°F). Maximums can reach 29°C (84°F), and minimums can be as low as -5°C (24°F). This varied climate means travelers should prepare for a range of weather conditions during their visit.

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

The chart illustrates April temperature patterns in Grantsville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grantsville, April typically has an average temperature of 10°C (50°F), with highs reaching up to 29°C (84°F) and lows dropping to around -5°C (24°F).

Data source: Temperature data for Grantsville generated using information from the Copernicus Climate Change Service.

April Precipitation in Grantsville

In Grantsville in April, the precipitation amount is 56 mm (2.2 in) over the course of 10 days.

April Precipitation Trends in Grantsville

The chart displays monthly precipitation patterns in Grantsville, 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 Grantsville, April typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Grantsville

In Grantsville in April, humidity is 71%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that settles into your bones, making traveling a bit less comfortable as you navigate the foggy air and potential drizzle.

April Average Humidity in Grantsville

This chart illustrates the average monthly humidity levels in Grantsville, 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 Grantsville is approximately 71%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Grantsville

In Grantsville 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 Grantsville.

Maximum UV Index Levels in Grantsville for April

The chart shows the monthly maximum UV Index (UVI) for Grantsville 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 Grantsville typically reaches 9, which falls under the very high exposure category.

Data source: Grantsville 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 Grantsville Compares to Other Months

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

This table compares monthly weather conditions in Grantsville, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	40 mm (1.6 inches)	85%	moderate
February Weather	1°C (34°F)	47 mm (1.8 inches)	86%	moderate
March Weather	6°C (43°F)	61 mm (2.4 inches)	79%	high
April Weather	10°C (50°F)	56 mm (2.2 inches)	71%	very high
May Weather	15°C (60°F)	49 mm (1.9 inches)	59%	extreme
June Weather	23°C (73°F)	14 mm (0.5 inches)	55%	extreme
July Weather	27°C (81°F)	16 mm (0.6 inches)	44%	extreme
August Weather	26°C (78°F)	18 mm (0.7 inches)	34%	extreme
September Weather	20°C (68°F)	31 mm (1.2 inches)	42%	very high
October Weather	10°C (51°F)	33 mm (1.3 inches)	63%	high
November Weather	5°C (41°F)	27 mm (1.1 inches)	81%	moderate
December Weather	-1°C (31°F)	36 mm (1.4 inches)	84%	moderate