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June Weather in Jefferson, United States

Last updated: June 24, 2025

In June, the average temperature in Jefferson, United States reaches a pleasant 25°C (77°F). However, temperatures can vary significantly, with minima dipping to 11°C (52°F) and maxima soaring to 37°C (99°F). Expect some drizzle as well, with an average precipitation of 117 mm (4.6 in) over approximately 15 days. The air is quite humid, boasting an average humidity level of 82%, contributing to the region's lush ambiance.

June Temperature in Jefferson

In June in Jefferson, the average temperature is 25°C (77°F). Maximums can reach 37°C (99°F), and minimums can be as low as 11°C (52°F). This weather makes Jefferson an ideal destination for travelers seeking warm and pleasant conditions.

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

The chart illustrates June temperature patterns in Jefferson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jefferson, June typically has an average temperature of 25°C (77°F), with highs reaching up to 37°C (99°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec455155637277807975665248
Data source: Temperature data for Jefferson 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 Jefferson

In Jefferson in June, the total precipitation amount is 117 mm (4.6 in), occurring over the course of 15 days.

June Precipitation Trends in Jefferson

The chart displays monthly precipitation patterns in Jefferson, 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 Jefferson, June typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec96120821081191171181321397580131
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Jefferson

In Jefferson in June, humidity is 82%. With an average temperature of 25°C (77°F), this humidity feels like a warm, oppressive blanket enveloping you as you explore, making every step feel more laborious and prompting the need for frequent hydration breaks.

June Average Humidity in Jefferson

This chart illustrates the average monthly humidity levels in Jefferson, 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 Jefferson is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%82%83%82%80%74%75%79%87%87%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Jefferson

In Jefferson 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 Jefferson.

Maximum UV Index Levels in Jefferson for June

The chart shows the monthly maximum UV Index (UVI) for Jefferson 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 Jefferson typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109864
Data source: Jefferson 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 Jefferson Compares to Other Months

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

This table compares monthly weather conditions in Jefferson, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (46°F)96 mm (3.8 inches)86%moderate
February Weather10°C (51°F)120 mm (4.7 inches)85%high
March Weather13°C (55°F)82 mm (3.2 inches)84%very high
April Weather17°C (63°F)108 mm (4.2 inches)82%very high
May Weather22°C (72°F)119 mm (4.7 inches)83%extreme
June Weather25°C (77°F)117 mm (4.6 inches)82%extreme
July Weather27°C (80°F)118 mm (4.6 inches)80%extreme
August Weather26°C (79°F)132 mm (5.2 inches)74%very high
September Weather24°C (75°F)139 mm (5.5 inches)75%very high
October Weather19°C (66°F)75 mm (2.9 inches)79%very high
November Weather11°C (53°F)80 mm (3.2 inches)87%high
December Weather9°C (49°F)131 mm (5.2 inches)87%moderate

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