April Weather in Byron, United States

Last updated: June 24, 2025

In April, the average temperature in Byron, United States hovers around 6°C (43°F), making it a chilly time of year. Expect varying conditions, with temperatures ranging from a frigid -19°C (-2°F) to a surprisingly warm 26°C (79°F). Precipitation is moderate, with about 40 mm (1.6 in) of rain falling over 9 days, and the average humidity sits at a comfortable 74%.

April Temperature in Byron

In April in Byron, the average temperature is 6°C (43°F). Maximums can reach 26°C (79°F), and minimums can be as low as -19°C (-2°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates April temperature patterns in Byron, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Byron, April typically has an average temperature of 6°C (43°F), with highs reaching up to 26°C (79°F) and lows dropping to around -19°C (-2°F).

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

April Precipitation in Byron

In Byron in April, the precipitation amount is 40 mm (1.6 in) over the course of 9 days.

April Precipitation Trends in Byron

The chart displays monthly precipitation patterns in Byron, 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 Byron, April typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 9 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 Byron

In Byron in April, humidity is 74%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that permeates your clothes, making outdoor activities less enjoyable and requiring extra layers to stay comfortable while exploring.

April Average Humidity in Byron

This chart illustrates the average monthly humidity levels in Byron, 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 Byron is approximately 74%, 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 Byron

In Byron 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 Byron.

Maximum UV Index Levels in Byron for April

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

Data source: Byron 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 Byron Compares to Other Months

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

This table compares monthly weather conditions in Byron, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (24°F)	11 mm (0.4 inches)	85%	moderate
February Weather	-7°C (20°F)	26 mm (1.0 inches)	85%	moderate
March Weather	3°C (37°F)	17 mm (0.7 inches)	79%	high
April Weather	6°C (43°F)	40 mm (1.6 inches)	74%	very high
May Weather	12°C (53°F)	53 mm (2.1 inches)	76%	very high
June Weather	18°C (65°F)	36 mm (1.4 inches)	79%	extreme
July Weather	23°C (74°F)	16 mm (0.6 inches)	81%	extreme
August Weather	21°C (70°F)	16 mm (0.6 inches)	80%	very high
September Weather	16°C (60°F)	34 mm (1.4 inches)	76%	very high
October Weather	6°C (43°F)	33 mm (1.3 inches)	74%	high
November Weather	1°C (34°F)	17 mm (0.7 inches)	81%	moderate
December Weather	-4°C (26°F)	16 mm (0.6 inches)	87%	low