April Weather in Plymouth, United States

Last updated: June 24, 2025

In Plymouth, United States, the average temperature in April hovers around 10°C (50°F). You can expect some variability, with minimums dipping to -7°C (19°F) and maximums soaring to 29°C (84°F). This month brings approximately 103 mm (4.0 in) of precipitation over 14 days, coupled with an average humidity of 87% for a truly immersive experience in this vibrant locale.

April Temperature in Plymouth

In April in Plymouth, the average temperature is 10°C (50°F). Maximums can reach 29°C (84°F), while minimums can drop as low as -7°C (19°F). Be prepared for a wide range of temperatures when traveling to Plymouth during this time.

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

The chart illustrates April temperature patterns in Plymouth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Plymouth, April typically has an average temperature of 10°C (50°F), with highs reaching up to 29°C (84°F) and lows dropping to around -7°C (19°F).

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

April Precipitation in Plymouth

In Plymouth in April, the precipitation amount is 103 mm (4.0 in) over a span of 14 days.

April Precipitation Trends in Plymouth

The chart displays monthly precipitation patterns in Plymouth, 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 Plymouth, April typically receives around 103 mm (4.0 inches) of precipitation spread over approximately 14 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 Plymouth

In Plymouth in April humidity is 87%. With an average temperature of 10°C (50°F), this humidity feels like a heavy cloak wrapping around you, making every step feel laborious and the air thick with moisture, challenging your comfort while traveling.

April Average Humidity in Plymouth

This chart illustrates the average monthly humidity levels in Plymouth, 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 Plymouth is approximately 87%, 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 Plymouth

In Plymouth 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 Plymouth.

Maximum UV Index Levels in Plymouth for April

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

Data source: Plymouth 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 Plymouth Compares to Other Months

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

This table compares monthly weather conditions in Plymouth, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (28°F)	73 mm (2.9 inches)	85%	moderate
February Weather	-1°C (30°F)	76 mm (3.0 inches)	85%	moderate
March Weather	4°C (40°F)	102 mm (4.0 inches)	86%	high
April Weather	10°C (50°F)	103 mm (4.0 inches)	87%	very high
May Weather	17°C (62°F)	151 mm (6.0 inches)	81%	very high
June Weather	22°C (73°F)	116 mm (4.5 inches)	82%	very high
July Weather	24°C (76°F)	116 mm (4.6 inches)	81%	very high
August Weather	23°C (73°F)	101 mm (4.0 inches)	79%	very high
September Weather	20°C (68°F)	73 mm (2.9 inches)	78%	very high
October Weather	13°C (56°F)	118 mm (4.6 inches)	81%	high
November Weather	5°C (41°F)	78 mm (3.1 inches)	89%	moderate
December Weather	1°C (34°F)	61 mm (2.4 inches)	86%	low