June Weather in Williamstown, United States

Last updated: June 24, 2025

In June, the average temperature in Williamstown, United States hovers around 23°C (73°F). Expect a range with minimums dipping to 9°C (49°F) and peaks reaching up to 33°C (92°F). The month brings about 167 mm (6.6 in) of precipitation spread over 13 days, contributing to an average humidity of 82%.

June Temperature in Williamstown

In June in Williamstown, the average temperature is 23°C (73°F). Maximums can reach up to 33°C (92°F), while minimums can drop as low as 9°C (49°F). This makes it an ideal time for travelers to enjoy a mix of warm days and cooler evenings, perfect for outdoor activities and sightseeing.

June Weather in Williamstown: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Williamstown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Williamstown, June typically has an average temperature of 23°C (73°F), with highs reaching up to 33°C (92°F) and lows dropping to around 9°C (49°F).

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

June Precipitation in Williamstown

In Williamstown in June, the precipitation amount is 167 mm (6.6 in) over the course of 13 days.

June Precipitation Trends in Williamstown

The chart displays monthly precipitation patterns in Williamstown, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Williamstown, June typically receives around 167 mm (6.6 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

June Humidity in Williamstown

In Williamstown in June, humidity is 82%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky embrace, making outdoor activities feel a bit more strenuous but offering a tropical ambiance perfect for leisurely strolls and relaxed sightseeing.

June Average Humidity in Williamstown

This chart illustrates the average monthly humidity levels in Williamstown, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Williamstown is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Williamstown

In Williamstown in June, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Williamstown.

Maximum UV Index Levels in Williamstown for June

The chart shows the monthly maximum UV Index (UVI) for Williamstown in June, 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 June, the maximum UV index in Williamstown typically reaches 10, which falls under the very high exposure category.

Data source: Williamstown June 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 June Weather in Williamstown Compares to Other Months

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

This table compares monthly weather conditions in Williamstown, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (35°F)	82 mm (3.2 inches)	88%	moderate
February Weather	4°C (39°F)	122 mm (4.8 inches)	88%	moderate
March Weather	8°C (46°F)	133 mm (5.2 inches)	87%	high
April Weather	13°C (55°F)	135 mm (5.3 inches)	85%	very high
May Weather	19°C (66°F)	131 mm (5.2 inches)	81%	very high
June Weather	23°C (73°F)	167 mm (6.6 inches)	82%	very high
July Weather	25°C (77°F)	119 mm (4.7 inches)	81%	very high
August Weather	24°C (75°F)	88 mm (3.5 inches)	73%	very high
September Weather	21°C (71°F)	107 mm (4.2 inches)	73%	very high
October Weather	15°C (60°F)	104 mm (4.1 inches)	78%	high
November Weather	7°C (45°F)	91 mm (3.6 inches)	89%	moderate
December Weather	4°C (40°F)	116 mm (4.6 inches)	87%	moderate