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May Weather in Carrollton, United States

Last updated: June 24, 2025

In May, the average temperature in Carrollton, United States hovers around 19°C (67°F). However, temperatures can fluctuate significantly, with a minimum as low as 0°C (32°F) and a maximum soaring up to 32°C (90°F). Expect 125 mm (4.9 in) of precipitation over approximately 15 days, accompanied by a notable average humidity of 79%.

May Temperature in Carrollton

In May in Carrollton, the average temperature is 19°C (67°F). Maximum temperatures can reach 32°C (90°F), while minimums can drop as low as 0°C (32°F). Be prepared for a range of weather, from warm days to chilly nights, making it a great time to explore.

May Weather in Carrollton: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Carrollton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Carrollton, May typically has an average temperature of 19°C (67°F), with highs reaching up to 32°C (90°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec343846556674777571594439
Data source: Temperature data for Carrollton 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.

May Precipitation in Carrollton

In Carrollton in May, the precipitation amount is 125 mm (4.9 in) over a span of 15 days.

May Precipitation Trends in Carrollton

The chart displays monthly precipitation patterns in Carrollton, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Carrollton, May typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec851201391341251541091009910296107
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Carrollton

In Carrollton in May, humidity is 79%. With an average temperature of 19°C (67°F), this humidity feels like a warm, enveloping blanket that makes traveling a bit more challenging, as the air is thick and can leave you feeling sluggish during outdoor adventures.

May Average Humidity in Carrollton

This chart illustrates the average monthly humidity levels in Carrollton, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Carrollton is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Carrollton

In Carrollton in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Carrollton.

Maximum UV Index Levels in Carrollton for May

The chart shows the monthly maximum UV Index (UVI) for Carrollton in May, 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 May, the maximum UV index in Carrollton typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: Carrollton May 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 May Weather in Carrollton Compares to Other Months

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

This table compares monthly weather conditions in Carrollton, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)85 mm (3.4 inches)87%moderate
February Weather3°C (38°F)120 mm (4.7 inches)85%moderate
March Weather8°C (46°F)139 mm (5.5 inches)86%high
April Weather13°C (55°F)134 mm (5.3 inches)84%very high
May Weather19°C (67°F)125 mm (4.9 inches)79%very high
June Weather23°C (74°F)154 mm (6.1 inches)82%very high
July Weather25°C (78°F)109 mm (4.3 inches)79%very high
August Weather24°C (76°F)100 mm (3.9 inches)70%very high
September Weather22°C (71°F)98 mm (3.9 inches)69%very high
October Weather15°C (60°F)102 mm (4.0 inches)76%high
November Weather7°C (44°F)96 mm (3.8 inches)88%moderate
December Weather4°C (40°F)107 mm (4.2 inches)87%moderate

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