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June Weather in Decatur, United States

Last updated: June 24, 2025

In June, the average temperature in Decatur, United States is a pleasant 24°C (75°F). While the mercury can dip to a minimum of 10°C (50°F), it can also soar to a maximum of 35°C (95°F). Expect some rain, with 112 mm (4.4 in) of precipitation spread over about 10 days. Additionally, humidity hovers around a steep 83%, giving the air a touch of tropical allure.

June Temperature in Decatur

In June in Decatur, the average temperature is 24°C (75°F). Maximums can reach 35°C (95°F) and minimums can be as low as 10°C (50°F). This makes Decatur an ideal destination for travelers seeking warm weather along with the possibility of cooler evenings.

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

The chart illustrates June temperature patterns in Decatur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Decatur, June typically has an average temperature of 24°C (75°F), with highs reaching up to 35°C (95°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec293243526575777470574236
Data source: Temperature data for Decatur 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 Decatur

In Decatur in June, the total precipitation amount is 112 mm (4.4 in) over the course of 10 days.

June Precipitation Trends in Decatur

The chart displays monthly precipitation patterns in Decatur, 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 Decatur, June typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec7676131132149112114101711207653
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Decatur

In Decatur in June, humidity is 83%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket enveloping you, which can be quite stifling for traveling. You may find yourself frequently seeking shade or air conditioning, and it's wise to stay hydrated while exploring.

June Average Humidity in Decatur

This chart illustrates the average monthly humidity levels in Decatur, 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 Decatur is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%84%83%80%83%82%83%79%79%88%87%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Decatur

In Decatur 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 Decatur.

Maximum UV Index Levels in Decatur for June

The chart shows the monthly maximum UV Index (UVI) for Decatur 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 Decatur typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910111198643
Data source: Decatur 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 Decatur Compares to Other Months

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

This table compares monthly weather conditions in Decatur, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)76 mm (3.0 inches)84%moderate
February Weather0°C (32°F)76 mm (3.0 inches)82%moderate
March Weather6°C (44°F)131 mm (5.2 inches)84%high
April Weather11°C (53°F)132 mm (5.2 inches)83%very high
May Weather19°C (66°F)149 mm (5.9 inches)80%very high
June Weather24°C (75°F)112 mm (4.4 inches)83%extreme
July Weather25°C (78°F)114 mm (4.5 inches)82%extreme
August Weather23°C (74°F)101 mm (4.0 inches)82%very high
September Weather21°C (71°F)71 mm (2.8 inches)79%very high
October Weather14°C (58°F)120 mm (4.7 inches)79%high
November Weather5°C (42°F)76 mm (3.0 inches)88%moderate
December Weather2°C (36°F)53 mm (2.1 inches)87%moderate

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