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June Weather in Summerville, United States

Last updated: June 24, 2025

In Summerville, United States, the average temperature in June hovers around 25°C (76°F). However, temperatures can vary significantly, with a minimum of 12°C (53°F) and a maximum reaching up to 35°C (95°F). During this month, you can expect about 129 mm (5.1 in) of precipitation over approximately 14 days, and an average humidity level of 82%.

June Temperature in Summerville

In June in Summerville, the average temperature is 25°C (76°F). Maximum temperatures can reach 35°C (95°F), while minimums can drop as low as 12°C (53°F). It's a great time for travelers to enjoy pleasant weather with a mix of warm days and cooler evenings.

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

The chart illustrates June temperature patterns in Summerville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Summerville, June typically has an average temperature of 25°C (76°F), with highs reaching up to 35°C (95°F) and lows dropping to around 12°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec444955627176807875655147
Data source: Temperature data for Summerville 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 Summerville

In Summerville in June, the precipitation amount is 129 mm (5.1 in) over the course of 14 days.

June Precipitation Trends in Summerville

The chart displays monthly precipitation patterns in Summerville, 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 Summerville, June typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec1231981691539512911313811113689161
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Summerville

In Summerville 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 Summerville

This chart illustrates the average monthly humidity levels in Summerville, 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 Summerville 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 Summerville

In Summerville 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 Summerville.

Maximum UV Index Levels in Summerville for June

The chart shows the monthly maximum UV Index (UVI) for Summerville 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 Summerville typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111119764
Data source: Summerville 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 Summerville Compares to Other Months

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

This table compares monthly weather conditions in Summerville, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)123 mm (4.8 inches)87%moderate
February Weather10°C (50°F)198 mm (7.8 inches)87%high
March Weather13°C (56°F)169 mm (6.7 inches)85%very high
April Weather16°C (62°F)153 mm (6.0 inches)82%very high
May Weather22°C (71°F)95 mm (3.7 inches)83%extreme
June Weather25°C (76°F)129 mm (5.1 inches)82%extreme
July Weather26°C (80°F)113 mm (4.4 inches)78%extreme
August Weather26°C (79°F)138 mm (5.4 inches)67%extreme
September Weather24°C (75°F)111 mm (4.4 inches)64%very high
October Weather18°C (65°F)136 mm (5.4 inches)74%high
November Weather11°C (51°F)89 mm (3.5 inches)87%high
December Weather8°C (47°F)161 mm (6.3 inches)88%moderate

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