April Weather in Seymour, United States

Last updated: June 24, 2025

In April, the average temperature in Seymour, United States hovers around 10°C (51°F). Expect a range from a chilly -9°C (15°F) to a warm 29°C (85°F). With an average humidity of 77%, you'll want to prepare for potential precipitation of 75 mm (3.0 in) over about 10 days. Stay comfortable and enjoy your time!

April Temperature in Seymour

In April in Seymour, the average temperature is 10°C (51°F). Maximum temperatures can reach 29°C (85°F), while minimums can drop as low as -9°C (15°F). It's advisable to pack layers and be prepared for a wide range of weather conditions while traveling.

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

The chart illustrates April temperature patterns in Seymour, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Seymour, April typically has an average temperature of 10°C (51°F), with highs reaching up to 29°C (85°F) and lows dropping to around -9°C (15°F).

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

April Precipitation in Seymour

In Seymour in April, the precipitation amount is 75 mm (3.0 in) spread over a duration of 10 days.

April Precipitation Trends in Seymour

The chart displays monthly precipitation patterns in Seymour, 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 Seymour, April typically receives around 75 mm (3.0 inches) of precipitation spread over approximately 10 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 Seymour

In Seymour in April humidity is 77%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill that can make outdoor activities somewhat uncomfortable, causing clothes to cling to your skin and breathing to feel heavier, which may deter longer sightseeing adventures.

April Average Humidity in Seymour

This chart illustrates the average monthly humidity levels in Seymour, 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 Seymour is approximately 77%, 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 Seymour

In Seymour 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 Seymour.

Maximum UV Index Levels in Seymour for April

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

Data source: Seymour 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 Seymour Compares to Other Months

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

This table compares monthly weather conditions in Seymour, 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 (25°F)	48 mm (1.9 inches)	78%	moderate
February Weather	-3°C (27°F)	49 mm (1.9 inches)	80%	moderate
March Weather	5°C (42°F)	98 mm (3.9 inches)	77%	high
April Weather	10°C (51°F)	75 mm (3.0 inches)	77%	very high
May Weather	17°C (64°F)	145 mm (5.7 inches)	77%	very high
June Weather	24°C (75°F)	122 mm (4.8 inches)	81%	extreme
July Weather	26°C (78°F)	89 mm (3.5 inches)	81%	very high
August Weather	24°C (75°F)	78 mm (3.1 inches)	77%	very high
September Weather	21°C (69°F)	125 mm (4.9 inches)	73%	very high
October Weather	12°C (54°F)	132 mm (5.2 inches)	75%	high
November Weather	4°C (40°F)	53 mm (2.1 inches)	85%	moderate
December Weather	0°C (33°F)	35 mm (1.4 inches)	83%	moderate