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June Weather in Sullivan City, United States

Last updated: June 24, 2025

In June, the average temperature in Sullivan City, United States is a warm 30°C (86°F). While you can expect a minimum temperature of 18°C (66°F), the heat can reach a sizzling maximum of 43°C (110°F). Be prepared for some rain, with an average precipitation of 72 mm (2.8 in) spread over 9 days, all under a generally high humidity level of 73%.

June Temperature in Sullivan City

In June in Sullivan City, the average temperature is 30°C (86°F). Maximums can reach 43°C (110°F) and minimums can be as low as 18°C (66°F). Be prepared for a warm climate and plan your outdoor activities accordingly to fully enjoy your travels.

June Weather in Sullivan City: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Sullivan City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sullivan City, June typically has an average temperature of 30°C (86°F), with highs reaching up to 43°C (110°F) and lows dropping to around 18°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec616572788386878884776964
Data source: Temperature data for Sullivan City 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 Sullivan City

In Sullivan City in June, the precipitation amount is 72 mm (2.8 in) over the course of 9 days.

June Precipitation Trends in Sullivan City

The chart displays monthly precipitation patterns in Sullivan City, 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 Sullivan City, June typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec181828328472931796423020
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Sullivan City

In Sullivan City in June, humidity is 73%. With an average temperature of 30°C (86°F), this humidity feels like a thick blanket enveloping you, making travel somewhat oppressive as you navigate the streets, prompting frequent breaks for hydration and shade.

June Average Humidity in Sullivan City

This chart illustrates the average monthly humidity levels in Sullivan City, 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 Sullivan City is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%79%76%77%80%73%66%65%73%76%80%86%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Sullivan City

In Sullivan City 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 Sullivan City.

Maximum UV Index Levels in Sullivan City for June

The chart shows the monthly maximum UV Index (UVI) for Sullivan City 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 Sullivan City typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6910111212121211976
Data source: Sullivan City 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 Sullivan City Compares to Other Months

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

This table compares monthly weather conditions in Sullivan City, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (62°F)18 mm (0.7 inches)83%high
February Weather18°C (65°F)18 mm (0.7 inches)79%very high
March Weather22°C (73°F)28 mm (1.1 inches)76%very high
April Weather25°C (78°F)32 mm (1.2 inches)77%extreme
May Weather28°C (83°F)84 mm (3.3 inches)80%extreme
June Weather30°C (86°F)72 mm (2.8 inches)73%extreme
July Weather31°C (87°F)93 mm (3.7 inches)66%extreme
August Weather31°C (88°F)17 mm (0.7 inches)65%extreme
September Weather29°C (84°F)96 mm (3.8 inches)73%extreme
October Weather25°C (78°F)42 mm (1.6 inches)76%very high
November Weather21°C (69°F)30 mm (1.2 inches)80%high
December Weather18°C (64°F)20 mm (0.8 inches)86%high

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