June Weather in Hartford, United States

Last updated: June 24, 2025

In Hartford, United States, the average temperature in June hovers around 23°C (73°F), offering a pleasant climate for outdoor activities. However, be prepared for fluctuations, as temperatures can dip to a minimum of 6°C (43°F) and soar to a maximum of 36°C (98°F). With 83 mm (3.3 in) of precipitation spread over 9 days, and an average humidity of 81%, it's wise to pack accordingly for a comfortable stay!

June Temperature in Hartford

In June in Hartford, the average temperature is 23°C (73°F). Maximum temperatures can reach 36°C (98°F), while the minimum can drop as low as 6°C (43°F). Be sure to pack accordingly to enjoy the diverse weather during your travels!

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

The chart illustrates June temperature patterns in Hartford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hartford, June typically has an average temperature of 23°C (73°F), with highs reaching up to 36°C (98°F) and lows dropping to around 6°C (43°F).

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

June Precipitation in Hartford

In Hartford in June, the precipitation amount is 83 mm (3.3 in) over the course of 9 days.

June Precipitation Trends in Hartford

The chart displays monthly precipitation patterns in Hartford, 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 Hartford, June typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 9 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 Hartford

In Hartford in June, humidity is 81%. With an average temperature of 23°C (73°F), this humidity feels like a heavy blanket wrapping around you, making every step feel more laborious while traveling and causing you to constantly seek out shade or a cool breeze for relief.

June Average Humidity in Hartford

This chart illustrates the average monthly humidity levels in Hartford, 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 Hartford is approximately 81%, 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 Hartford

In Hartford 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 Hartford.

Maximum UV Index Levels in Hartford for June

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

Data source: Hartford 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 Hartford Compares to Other Months

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

This table compares monthly weather conditions in Hartford, 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)	20 mm (0.8 inches)	80%	low
February Weather	-7°C (20°F)	23 mm (0.9 inches)	84%	moderate
March Weather	2°C (35°F)	65 mm (2.5 inches)	75%	moderate
April Weather	7°C (45°F)	80 mm (3.2 inches)	79%	very high
May Weather	15°C (59°F)	127 mm (5.0 inches)	74%	very high
June Weather	23°C (73°F)	83 mm (3.3 inches)	81%	extreme
July Weather	24°C (76°F)	81 mm (3.2 inches)	82%	very high
August Weather	22°C (72°F)	95 mm (3.7 inches)	80%	very high
September Weather	18°C (66°F)	102 mm (4.0 inches)	75%	very high
October Weather	9°C (48°F)	77 mm (3.1 inches)	77%	moderate
November Weather	1°C (35°F)	24 mm (1.0 inches)	85%	moderate
December Weather	-3°C (26°F)	39 mm (1.5 inches)	83%	low