nomadseason

May Weather in Carrollton, United States

Last updated: June 24, 2025

In May, the average temperature in Carrollton, United States is a comfortable 19°C (66°F). However, don't be surprised by the extremes—temperatures can dip as low as 3°C (38°F) or soar up to 34°C (93°F). Be prepared for some rainy days, as precipitation averages 217 mm (8.5 in) over 15 days, accompanied by a humidity level of 82%.

May Temperature in Carrollton

In May in Carrollton, the average temperature is 19°C (66°F). Maximums can reach 34°C (93°F), while minimums can dip to as low as 3°C (38°F). This variability makes Carrollton a great destination for travelers who enjoy diverse weather experiences.

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 (66°F), with highs reaching up to 34°C (93°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec313346546677797672574438
Data source: Temperature data for Carrollton generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
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 217 mm (8.5 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 217 mm (8.5 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec59501119021712310387751124734
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Carrollton

In Carrollton in May humidity is 82%. With an average temperature of 19°C (66°F), this humidity feels like a warm blanket wrapping around you, making it slightly uncomfortable for traveling as you might find yourself constantly seeking shade or a cool breeze.

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 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%75%77%82%83%81%78%72%72%84%86%
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.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
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 Weather-1°C (31°F)59 mm (2.3 inches)80%moderate
February Weather0°C (33°F)50 mm (2.0 inches)78%moderate
March Weather8°C (46°F)111 mm (4.4 inches)75%high
April Weather12°C (54°F)90 mm (3.5 inches)77%very high
May Weather19°C (66°F)217 mm (8.5 inches)82%very high
June Weather25°C (77°F)123 mm (4.8 inches)83%extreme
July Weather26°C (79°F)103 mm (4.0 inches)81%extreme
August Weather25°C (77°F)87 mm (3.4 inches)78%very high
September Weather22°C (72°F)75 mm (2.9 inches)72%very high
October Weather14°C (58°F)112 mm (4.4 inches)72%high
November Weather7°C (44°F)47 mm (1.9 inches)84%moderate
December Weather3°C (38°F)34 mm (1.4 inches)86%moderate

Compare Carrollton's Climate with Cities Worldwide