April Weather in Sterling, United States

Last updated: June 24, 2025

In April, the average temperature in Sterling, United States hovers around 10°C (50°F). Expect temperature fluctuations, with a minimum of -12°C (11°F) and a comfortable maximum of 34°C (93°F). During this time, 52 mm (2.1 in) of precipitation falls over 8 days, while humidity remains relatively moderate at 60%. Prepare for a dynamic month of weather!

April Temperature in Sterling

In April in Sterling, the average temperature is 10°C (50°F), with maximums reaching 34°C (93°F) and minimums dipping as low as -12°C (11°F). Travelers should be prepared for a wide range of temperatures to fully enjoy their stay.

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

The chart illustrates April temperature patterns in Sterling, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sterling, April typically has an average temperature of 10°C (50°F), with highs reaching up to 34°C (93°F) and lows dropping to around -12°C (11°F).

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

April Precipitation in Sterling

In Sterling in April, the total precipitation amount is 52 mm (2.1 in) over the course of 8 days.

April Precipitation Trends in Sterling

The chart displays monthly precipitation patterns in Sterling, 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 Sterling, April typically receives around 52 mm (2.1 inches) of precipitation spread over approximately 8 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 Sterling

In Sterling in April, humidity is 60%. With an average temperature of 10°C (50°F), this humidity feels like a crisp chill, making traveling invigorating but requiring a light jacket to stay comfortable.

April Average Humidity in Sterling

This chart illustrates the average monthly humidity levels in Sterling, 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 Sterling is approximately 60%, 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 Sterling

In Sterling 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 Sterling.

Maximum UV Index Levels in Sterling for April

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

Data source: Sterling 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 Sterling Compares to Other Months

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

This table compares monthly weather conditions in Sterling, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	10 mm (0.4 inches)	72%	moderate
February Weather	-1°C (31°F)	16 mm (0.6 inches)	76%	moderate
March Weather	6°C (43°F)	56 mm (2.2 inches)	61%	high
April Weather	10°C (50°F)	52 mm (2.1 inches)	60%	very high
May Weather	15°C (59°F)	105 mm (4.1 inches)	74%	very high
June Weather	22°C (72°F)	42 mm (1.7 inches)	82%	extreme
July Weather	25°C (77°F)	41 mm (1.6 inches)	82%	extreme
August Weather	23°C (74°F)	28 mm (1.1 inches)	84%	very high
September Weather	20°C (68°F)	25 mm (1.0 inches)	75%	very high
October Weather	10°C (50°F)	25 mm (1.0 inches)	73%	high
November Weather	6°C (43°F)	15 mm (0.6 inches)	74%	moderate
December Weather	2°C (35°F)	10 mm (0.4 inches)	77%	moderate