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June Weather in Somerville, United States

Last updated: June 24, 2025

In Somerville, United States, the average temperature in June reaches a pleasant 28°C (83°F), with minimum temperatures dipping to 18°C (64°F) and soaring to a maximum of 37°C (99°F). Expect an average precipitation of 118 mm (4.7 in) spread over 11 days, contributing to a humid atmosphere with average humidity levels around 77%.

June Temperature in Somerville

In June in Somerville, the average temperature is 28°C (83°F), with maximums reaching up to 37°C (99°F) and minimums dropping as low as 18°C (64°F). This makes it an ideal time for travelers seeking warm weather and plenty of sunshine.

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

The chart illustrates June temperature patterns in Somerville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Somerville, June typically has an average temperature of 28°C (83°F), with highs reaching up to 37°C (99°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec535564697782848681726156
Data source: Temperature data for Somerville 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 Somerville

In Somerville in June, the precipitation amount is 118 mm (4.7 in) over the course of 11 days.

June Precipitation Trends in Somerville

The chart displays monthly precipitation patterns in Somerville, 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 Somerville, June typically receives around 118 mm (4.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec708170111166118961201259572103
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Somerville

In Somerville in June, humidity is 77%. With an average temperature of 28°C (83°F), this humidity feels like walking through a warm, damp blanket, making outdoor activities more challenging and requiring frequent hydration breaks for travelers.

June Average Humidity in Somerville

This chart illustrates the average monthly humidity levels in Somerville, 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 Somerville is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%80%78%79%81%77%71%67%69%73%82%87%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Somerville

In Somerville in June, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Somerville.

Maximum UV Index Levels in Somerville for June

The chart shows the monthly maximum UV Index (UVI) for Somerville 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 Somerville typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111112121111865
Data source: Somerville 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 Somerville Compares to Other Months

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

This table compares monthly weather conditions in Somerville, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (53°F)70 mm (2.8 inches)79%moderate
February Weather13°C (55°F)81 mm (3.2 inches)80%very high
March Weather18°C (65°F)69 mm (2.7 inches)78%very high
April Weather20°C (69°F)111 mm (4.4 inches)79%extreme
May Weather25°C (77°F)166 mm (6.5 inches)81%extreme
June Weather28°C (83°F)118 mm (4.7 inches)77%extreme
July Weather29°C (85°F)96 mm (3.8 inches)71%extreme
August Weather30°C (86°F)120 mm (4.7 inches)67%extreme
September Weather27°C (81°F)125 mm (4.9 inches)69%extreme
October Weather22°C (72°F)95 mm (3.7 inches)73%very high
November Weather16°C (61°F)72 mm (2.8 inches)82%high
December Weather13°C (56°F)103 mm (4.0 inches)87%moderate

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