June Weather in Winthrop, United States

Last updated: June 24, 2025

In Winthrop, United States, the average temperature in June is a pleasant 22°C (72°F). Expect temperatures to range from a cool 8°C (47°F) at night to a warm 34°C (93°F) during the day. Be prepared for 139 mm (5.5 in) of precipitation spread over about 12 days, while humidity hovers around a high 79%. Perfect weather for those who enjoy a bit of variety!

June Temperature in Winthrop

In June in Winthrop, the average temperature is 22°C (72°F), with maximums reaching 34°C (93°F) and minimums dropping as low as 8°C (47°F). This varied climate makes it an ideal destination for travelers seeking both warm and cooler weather experiences.

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

The chart illustrates June temperature patterns in Winthrop, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Winthrop, June typically has an average temperature of 22°C (72°F), with highs reaching up to 34°C (93°F) and lows dropping to around 8°C (47°F).

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

June Precipitation in Winthrop

In Winthrop, in June, the precipitation amount is 139 mm (5.5 in) over a span of 12 days.

June Precipitation Trends in Winthrop

The chart displays monthly precipitation patterns in Winthrop, 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 Winthrop, June typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 12 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

June Humidity in Winthrop

In Winthrop in June humidity is 79%. With an average temperature of 22°C (72°F), this humidity feels like you are enveloped in a warm, heavy blanket, making it feel considerably hotter and adding a layer of stickiness to your skin as you navigate through the streets.

June Average Humidity in Winthrop

This chart illustrates the average monthly humidity levels in Winthrop, 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 Winthrop is approximately 79%, 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 Winthrop

In Winthrop in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Winthrop.

Maximum UV Index Levels in Winthrop for June

The chart shows the monthly maximum UV Index (UVI) for Winthrop 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 Winthrop typically reaches 11, which falls under the extreme exposure category.

Data source: Winthrop 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 Winthrop Compares to Other Months

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

This table compares monthly weather conditions in Winthrop, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	44 mm (1.7 inches)	84%	moderate
February Weather	-6°C (21°F)	54 mm (2.1 inches)	85%	moderate
March Weather	2°C (37°F)	68 mm (2.7 inches)	84%	moderate
April Weather	8°C (47°F)	78 mm (3.1 inches)	83%	very high
May Weather	16°C (61°F)	173 mm (6.8 inches)	75%	very high
June Weather	22°C (72°F)	139 mm (5.5 inches)	79%	extreme
July Weather	24°C (75°F)	111 mm (4.4 inches)	75%	very high
August Weather	22°C (71°F)	94 mm (3.7 inches)	69%	very high
September Weather	19°C (66°F)	130 mm (5.1 inches)	74%	very high
October Weather	11°C (51°F)	144 mm (5.7 inches)	79%	moderate
November Weather	2°C (36°F)	47 mm (1.8 inches)	88%	moderate
December Weather	-2°C (29°F)	39 mm (1.6 inches)	82%	moderate