April Weather in Tempe, United States

Last updated: June 24, 2025

In April, the average temperature in Tempe, United States is a pleasant 24°C (75°F), providing a comfortable climate for outdoor activities. However, be prepared for a range; temperatures can dip to a minimum of 8°C (47°F) and soar up to a maximum of 39°C (103°F). Fortunately, with only about 1 mm (0.1 in) of precipitation over 0 days, the weather is mostly dry, and the average humidity remains at a comfortable 55%.

April Temperature in Tempe

In April in Tempe, the average temperature is 24°C (75°F). Maximums can reach 39°C (103°F), while minimums can drop as low as 8°C (47°F). This variety in temperatures makes it essential to pack for both warm and cool conditions during your travels.

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

The chart illustrates April temperature patterns in Tempe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tempe, April typically has an average temperature of 24°C (75°F), with highs reaching up to 39°C (103°F) and lows dropping to around 8°C (47°F).

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

April Precipitation in Tempe

In Tempe in April, the precipitation amount is 1 mm (0.1 in) during 0 days, indicating a very dry period.

April Precipitation Trends in Tempe

The chart displays monthly precipitation patterns in Tempe, 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 Tempe, April typically receives around 1 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 Tempe

In Tempe in April humidity is 55%. With an average temperature of 24°C (75°F), this humidity feels like a warm embrace, making traveling both comfortable and energizing as you explore the vibrant surroundings.

April Average Humidity in Tempe

This chart illustrates the average monthly humidity levels in Tempe, 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 Tempe 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 Tempe

In Tempe in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Tempe.

Maximum UV Index Levels in Tempe for April

The chart shows the monthly maximum UV Index (UVI) for Tempe 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 Tempe typically reaches 10, which falls under the very high exposure category.

Data source: Tempe 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 Tempe Compares to Other Months

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

This table compares monthly weather conditions in Tempe, 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)	25 mm (1.0 inches)	76%	moderate
February Weather	14°C (57°F)	37 mm (1.4 inches)	79%	high
March Weather	18°C (65°F)	29 mm (1.2 inches)	67%	very high
April Weather	24°C (75°F)	1 mm (0.1 inches)	55%	very high
May Weather	28°C (82°F)	2 mm (0.1 inches)	40%	extreme
June Weather	34°C (93°F)	2 mm (0.1 inches)	33%	extreme
July Weather	35°C (95°F)	37 mm (1.4 inches)	34%	extreme
August Weather	35°C (95°F)	39 mm (1.5 inches)	48%	extreme
September Weather	32°C (89°F)	27 mm (1.1 inches)	64%	very high
October Weather	24°C (76°F)	26 mm (1.0 inches)	67%	high
November Weather	18°C (66°F)	21 mm (0.8 inches)	77%	moderate
December Weather	13°C (55°F)	23 mm (0.9 inches)	82%	moderate