April Weather in San Tan Valley, United States

Last updated: June 24, 2025

In San Tan Valley, United States, the average temperature in April is a pleasant 23°C (73°F). Expect a minimum of 7°C (44°F) and a maximum of 38°C (101°F), offering a wide range of weather experiences. With only 2 mm (0.1 in) of precipitation over 0 days, you can look forward to generally dry conditions. The average humidity sits at a comfortable 55%, making it an ideal time to enjoy the outdoors!

April Temperature in San Tan Valley

In April in San Tan Valley, the average temperature is 23°C (73°F). Maximum can reach 38°C (101°F) and minimum can be as low as 7°C (44°F). This makes it an ideal time for travelers to enjoy a variety of outdoor activities while being prepared for fluctuations in weather.

April Weather in San Tan Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in San Tan Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Tan Valley, April typically has an average temperature of 23°C (73°F), with highs reaching up to 38°C (101°F) and lows dropping to around 7°C (44°F).

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

April Precipitation in San Tan Valley

In San Tan Valley in April, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

April Precipitation Trends in San Tan Valley

The chart displays monthly precipitation patterns in San Tan Valley, 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 San Tan Valley, April typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 0 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 San Tan Valley

In San Tan Valley in April, humidity is 55%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace, invigorating for outdoor adventures but also prompting travelers to stay hydrated and seek occasional shade during their explorations.

April Average Humidity in San Tan Valley

This chart illustrates the average monthly humidity levels in San Tan Valley, 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 San Tan Valley is approximately 55%, 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 San Tan Valley

In San Tan Valley in April, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in San Tan Valley.

Maximum UV Index Levels in San Tan Valley for April

The chart shows the monthly maximum UV Index (UVI) for San Tan Valley 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 San Tan Valley typically reaches 11, which falls under the extreme exposure category.

Data source: San Tan Valley 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 San Tan Valley Compares to Other Months

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

This table compares monthly weather conditions in San Tan Valley, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	33 mm (1.3 inches)	76%	moderate
February Weather	13°C (56°F)	42 mm (1.7 inches)	79%	high
March Weather	17°C (64°F)	25 mm (1.0 inches)	67%	very high
April Weather	23°C (73°F)	2 mm (0.1 inches)	55%	extreme
May Weather	27°C (80°F)	3 mm (0.1 inches)	40%	extreme
June Weather	33°C (91°F)	3 mm (0.1 inches)	33%	extreme
July Weather	34°C (93°F)	45 mm (1.8 inches)	34%	extreme
August Weather	33°C (92°F)	34 mm (1.4 inches)	48%	extreme
September Weather	30°C (87°F)	29 mm (1.2 inches)	64%	very high
October Weather	24°C (75°F)	20 mm (0.8 inches)	67%	very high
November Weather	18°C (65°F)	21 mm (0.8 inches)	77%	moderate
December Weather	12°C (55°F)	30 mm (1.2 inches)	82%	moderate