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June Weather in Watertown, United States

Last updated: June 24, 2025

In Watertown, United States, the average temperature in June hovers around 25°C (76°F), offering a pleasant climate. Expect cool nights with a minimum of 11°C (52°F), while daytime highs can reach a warm 34°C (94°F). However, be prepared for some rain, as 149 mm (5.9 in) of precipitation typically falls over 14 days of the month, coupled with an average humidity of 82%.

June Temperature in Watertown

In June in Watertown, the average temperature is 25°C (76°F). Maximums can reach 34°C (94°F), and minimums can be as low as 11°C (52°F). This mild climate makes Watertown an ideal destination for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates June temperature patterns in Watertown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Watertown, June typically has an average temperature of 25°C (76°F), with highs reaching up to 34°C (94°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec414653597076807874634946
Data source: Temperature data for Watertown 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 Watertown

In Watertown in June, the precipitation amount is 149 mm (5.9 in) over a span of 14 days.

June Precipitation Trends in Watertown

The chart displays monthly precipitation patterns in Watertown, 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 Watertown, June typically receives around 149 mm (5.9 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec10919017615112314913112413014081152
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Watertown

In Watertown in June humidity is 82%. With an average temperature of 25°C (76°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel sticky and exhausting as you navigate through the air that clings to your skin.

June Average Humidity in Watertown

This chart illustrates the average monthly humidity levels in Watertown, 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 Watertown is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%85%82%83%82%78%67%64%75%87%89%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Watertown

In Watertown 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 Watertown.

Maximum UV Index Levels in Watertown for June

The chart shows the monthly maximum UV Index (UVI) for Watertown 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 Watertown typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710101111109753
Data source: Watertown 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 Watertown Compares to Other Months

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

This table compares monthly weather conditions in Watertown, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)109 mm (4.3 inches)87%moderate
February Weather8°C (46°F)190 mm (7.5 inches)87%high
March Weather12°C (53°F)176 mm (6.9 inches)85%high
April Weather15°C (60°F)151 mm (5.9 inches)82%very high
May Weather21°C (70°F)123 mm (4.8 inches)83%very high
June Weather25°C (76°F)149 mm (5.9 inches)82%extreme
July Weather26°C (80°F)131 mm (5.1 inches)78%extreme
August Weather25°C (78°F)124 mm (4.9 inches)67%very high
September Weather23°C (74°F)130 mm (5.1 inches)64%very high
October Weather17°C (64°F)140 mm (5.5 inches)74%high
November Weather9°C (49°F)81 mm (3.2 inches)87%moderate
December Weather8°C (46°F)151 mm (6.0 inches)88%moderate

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