April Weather in Plymouth, United States

Last updated: June 24, 2025

In April, the average temperature in Plymouth, United States hovers around 13°C (57°F). Expect a range of -1°C (31°F) as a chilly minimum to a pleasant 29°C (85°F) at its warmest. With about 96 mm (3.8 in) of precipitation spread across 8 days, it's a good idea to keep an umbrella handy. Overall, the climate features a cozy average humidity of 81%, creating a lush and vibrant atmosphere.

April Temperature in Plymouth

In April in Plymouth, the average temperature is 13°C (57°F). Maximum temperatures can reach 29°C (85°F), while minimums can drop to as low as -1°C (31°F). This varied climate makes Plymouth an ideal destination for travelers seeking both mild weather and opportunities for winter activities.

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 13°C (57°F), with highs reaching up to 29°C (85°F) and lows dropping to around -1°C (31°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 96 mm (3.8 in) over the course of 8 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 96 mm (3.8 inches) of precipitation spread over approximately 8 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 81%. With an average temperature of 13°C (57°F), this humidity feels like a damp blanket wrapping around you, making it uncomfortable for traveling as it saps your energy and makes even short walks feel more exhausting.

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 81%, 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 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 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 8, 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	8°C (47°F)	191 mm (7.5 inches)	84%	moderate
February Weather	8°C (48°F)	190 mm (7.5 inches)	84%	moderate
March Weather	10°C (50°F)	210 mm (8.3 inches)	83%	very high
April Weather	13°C (57°F)	96 mm (3.8 inches)	81%	very high
May Weather	17°C (62°F)	57 mm (2.2 inches)	74%	very high
June Weather	22°C (72°F)	6 mm (0.2 inches)	64%	extreme
July Weather	25°C (77°F)	0 mm (0.0 inches)	44%	extreme
August Weather	24°C (76°F)	0 mm (0.0 inches)	36%	very high
September Weather	21°C (71°F)	10 mm (0.4 inches)	44%	very high
October Weather	16°C (61°F)	49 mm (1.9 inches)	65%	high
November Weather	11°C (52°F)	103 mm (4.1 inches)	84%	moderate
December Weather	8°C (46°F)	156 mm (6.1 inches)	83%	moderate