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July Weather in Sulphur, United States

Last updated: June 24, 2025

In July, the average temperature in Sulphur, United States hovers around 28°C (83°F), making it a warm destination. Temperatures can fluctuate, with a minimum of 18°C (64°F) and peaking at a scorching 42°C (109°F). Expect some rain with an average precipitation of 54 mm (2.1 in) spread across 8 days, while maintaining a comfortable average humidity of 78%.

July Temperature in Sulphur

In July in Sulphur, the average temperature is 28°C (83°F). Maximums can reach 42°C (109°F) and minimums can be as low as 18°C (64°F). Travelers should prepare for warm days and cooler evenings, ensuring they pack accordingly for a comfortable experience.

July Weather in Sulphur: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Sulphur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sulphur, July typically has an average temperature of 28°C (83°F), with highs reaching up to 42°C (109°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec424456617179838276645247
Data source: Temperature data for Sulphur 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.

July Precipitation in Sulphur

In Sulphur in July, the total precipitation amount reaches 54 mm (2.1 in) over a span of 8 days.

July Precipitation Trends in Sulphur

The chart displays monthly precipitation patterns in Sulphur, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Sulphur, July typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec5480931111409654731031154254
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Sulphur

In Sulphur in July, humidity is 78%. With an average temperature of 28°C (83°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities perspire more quickly and requiring frequent breaks in the shade for comfort.

July Average Humidity in Sulphur

This chart illustrates the average monthly humidity levels in Sulphur, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Sulphur is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%78%75%75%83%82%78%68%64%71%82%87%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Sulphur

In Sulphur in July, 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 Sulphur.

Maximum UV Index Levels in Sulphur for July

The chart shows the monthly maximum UV Index (UVI) for Sulphur in July, 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 July, the maximum UV index in Sulphur typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110854
Data source: Sulphur July 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 July Weather in Sulphur Compares to Other Months

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

This table compares monthly weather conditions in Sulphur, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)54 mm (2.1 inches)79%moderate
February Weather6°C (44°F)80 mm (3.2 inches)78%high
March Weather13°C (56°F)93 mm (3.7 inches)75%very high
April Weather16°C (61°F)111 mm (4.4 inches)75%very high
May Weather22°C (71°F)140 mm (5.5 inches)83%extreme
June Weather26°C (79°F)96 mm (3.8 inches)81%extreme
July Weather28°C (83°F)54 mm (2.1 inches)78%extreme
August Weather28°C (82°F)73 mm (2.9 inches)68%extreme
September Weather24°C (76°F)103 mm (4.1 inches)64%very high
October Weather18°C (64°F)115 mm (4.5 inches)71%very high
November Weather11°C (52°F)42 mm (1.7 inches)82%moderate
December Weather8°C (47°F)54 mm (2.1 inches)87%moderate

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