April Weather in Garnavillo, United States

Last updated: June 24, 2025

In April, the average temperature in Garnavillo, United States hovers around 8°C (47°F). However, be prepared for a temperature range that can dip to a chilly -9°C (16°F), while occasionally soaring to a warm 27°C (81°F). Expect 78 mm (3.1 in) of precipitation spread over about 11 days, and with an average humidity of 83%, it’s sure to feel quite damp!

April Temperature in Garnavillo

In April in Garnavillo, the average temperature is 8°C (47°F). Maximum can reach 27°C (81°F) and minimum can be as low as -9°C (16°F). Be prepared for a wide range of temperatures when traveling to Garnavillo in April.

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

The chart illustrates April temperature patterns in Garnavillo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Garnavillo, April typically has an average temperature of 8°C (47°F), with highs reaching up to 27°C (81°F) and lows dropping to around -9°C (16°F).

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

April Precipitation in Garnavillo

In Garnavillo in April, the precipitation amount is 78 mm (3.1 in) over the course of 11 days.

April Precipitation Trends in Garnavillo

The chart displays monthly precipitation patterns in Garnavillo, 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 Garnavillo, April typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 11 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Garnavillo

In Garnavillo in April humidity is 83%. With an average temperature of 8°C (47°F), this humidity feels like a chilly dampness that clings to your skin, making travel uncomfortable and leaving you yearning for warmth and dryness as you explore.

April Average Humidity in Garnavillo

This chart illustrates the average monthly humidity levels in Garnavillo, 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 Garnavillo is approximately 83%, 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 Garnavillo

In Garnavillo 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 Garnavillo.

Maximum UV Index Levels in Garnavillo for April

The chart shows the monthly maximum UV Index (UVI) for Garnavillo 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 Garnavillo typically reaches 8, which falls under the very high exposure category.

Data source: Garnavillo 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 Garnavillo Compares to Other Months

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

This table compares monthly weather conditions in Garnavillo, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (21°F)	44 mm (1.7 inches)	84%	moderate
February Weather	-6°C (22°F)	56 mm (2.2 inches)	85%	moderate
March Weather	2°C (37°F)	62 mm (2.5 inches)	84%	moderate
April Weather	8°C (47°F)	78 mm (3.1 inches)	83%	very high
May Weather	16°C (60°F)	150 mm (5.9 inches)	75%	very high
June Weather	22°C (72°F)	130 mm (5.1 inches)	79%	very high
July Weather	24°C (75°F)	103 mm (4.0 inches)	75%	very high
August Weather	22°C (71°F)	87 mm (3.4 inches)	69%	very high
September Weather	19°C (66°F)	120 mm (4.7 inches)	74%	very high
October Weather	10°C (51°F)	133 mm (5.2 inches)	79%	moderate
November Weather	2°C (36°F)	47 mm (1.9 inches)	88%	moderate
December Weather	-2°C (29°F)	40 mm (1.6 inches)	82%	low