April Weather in Hopkinton, United States

Last updated: June 24, 2025

In April, the average temperature in Hopkinton, United States hovers around 8°C (47°F). Expect a chilly minimum of -10°C (14°F), while the mercury can rise to a pleasant 27°C (82°F). Be prepared for some rain, as 80 mm (3.1 in) of precipitation can fall over about 10 days, contributing to an average humidity of 83%.

April Temperature in Hopkinton

In April in Hopkinton, the average temperature is 8°C (47°F). The maximum can reach 27°C (82°F), while the minimum can drop as low as -10°C (14°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates April temperature patterns in Hopkinton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hopkinton, April typically has an average temperature of 8°C (47°F), with highs reaching up to 27°C (82°F) and lows dropping to around -10°C (14°F).

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

April Precipitation in Hopkinton

In Hopkinton in April, the total precipitation amount is 80 mm (3.1 in) over a period of 10 days.

April Precipitation Trends in Hopkinton

The chart displays monthly precipitation patterns in Hopkinton, 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 Hopkinton, April typically receives around 80 mm (3.1 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 Hopkinton

In Hopkinton 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 Hopkinton

This chart illustrates the average monthly humidity levels in Hopkinton, 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 Hopkinton 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 Hopkinton

In Hopkinton 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 Hopkinton.

Maximum UV Index Levels in Hopkinton for April

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

Data source: Hopkinton 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 Hopkinton Compares to Other Months

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

This table compares monthly weather conditions in Hopkinton, 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)	48 mm (1.9 inches)	84%	moderate
February Weather	-5°C (22°F)	59 mm (2.3 inches)	85%	moderate
March Weather	3°C (37°F)	67 mm (2.6 inches)	84%	moderate
April Weather	8°C (47°F)	80 mm (3.1 inches)	83%	very high
May Weather	16°C (61°F)	158 mm (6.2 inches)	75%	very high
June Weather	22°C (72°F)	122 mm (4.8 inches)	79%	extreme
July Weather	24°C (75°F)	87 mm (3.4 inches)	75%	very high
August Weather	22°C (72°F)	84 mm (3.3 inches)	69%	very high
September Weather	19°C (66°F)	124 mm (4.9 inches)	74%	very high
October Weather	11°C (52°F)	131 mm (5.2 inches)	79%	moderate
November Weather	3°C (37°F)	48 mm (1.9 inches)	88%	moderate
December Weather	-1°C (30°F)	43 mm (1.7 inches)	82%	moderate