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June Weather in Waterbury, United States

Last updated: June 24, 2025

In Waterbury, United States, the average temperature in June hovers around 17°C (63°F). During this time, temperatures can range from a chilly 1°C (34°F) to a warm 32°C (90°F). Expect 121 mm (4.8 in) of precipitation spread across 14 days, contributing to an average humidity of 74%.

June Temperature in Waterbury

In June in Waterbury, the average temperature is 17°C (63°F). Maximums can reach 32°C (90°F), while minimums can drop as low as 1°C (34°F). Be prepared for a range of temperatures during your travels.

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

The chart illustrates June temperature patterns in Waterbury, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Waterbury, June typically has an average temperature of 17°C (63°F), with highs reaching up to 32°C (90°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec172128415463686659473223
Data source: Temperature data for Waterbury generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Waterbury

In Waterbury in June, the precipitation amount is 121 mm (4.8 in) over a span of 14 days.

June Precipitation Trends in Waterbury

The chart displays monthly precipitation patterns in Waterbury, 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 Waterbury, June typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec8789841251101211401057915811792
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Waterbury

In Waterbury in June, humidity is 74%. With an average temperature of 17°C (63°F), this humidity feels like a gentle embrace, making outdoor exploration comfortable yet slightly enveloped in warmth, perfect for leisurely strolls but requiring ample hydration for prolonged activities.

June Average Humidity in Waterbury

This chart illustrates the average monthly humidity levels in Waterbury, 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 Waterbury is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Waterbury

In Waterbury 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 Waterbury.

Maximum UV Index Levels in Waterbury for June

The chart shows the monthly maximum UV Index (UVI) for Waterbury 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 Waterbury typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Waterbury 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 Waterbury Compares to Other Months

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

This table compares monthly weather conditions in Waterbury, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)87 mm (3.4 inches)93%low
February Weather-6°C (21°F)89 mm (3.5 inches)92%moderate
March Weather-2°C (28°F)84 mm (3.3 inches)86%moderate
April Weather5°C (41°F)125 mm (4.9 inches)85%very high
May Weather12°C (54°F)110 mm (4.3 inches)80%very high
June Weather17°C (63°F)121 mm (4.8 inches)74%very high
July Weather20°C (68°F)140 mm (5.5 inches)76%very high
August Weather19°C (66°F)104 mm (4.1 inches)75%very high
September Weather15°C (59°F)79 mm (3.1 inches)78%high
October Weather9°C (48°F)158 mm (6.2 inches)86%moderate
November Weather0°C (32°F)117 mm (4.6 inches)88%moderate
December Weather-5°C (23°F)92 mm (3.6 inches)89%low

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