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May Weather in Carrollton, United States

Last updated: August 27, 2025

In Carrollton, United States, the average temperature in May hovers around 23°C (73°F), making it a pleasant time to visit. However, be prepared for temperature fluctuations ranging from a cool 7°C (44°F) to a warm 35°C (95°F). During this month, 112 mm (4.4 in) of rain often falls over about 11 days, and you can expect a high humidity level of 83%.

May Temperature in Carrollton

In May in Carrollton, the average temperature is 23°C (73°F). The maximum can reach 35°C (95°F), while the minimum can be as low as 7°C (44°F). This pleasant climate makes Carrollton an ideal destination for travelers seeking both warmth and cooler evenings.

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 23°C (73°F), with highs reaching up to 35°C (95°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec465059637379828178675350
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 112 mm (4.4 in) that occurs over the course of 11 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 112 mm (4.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec1181871671511121251021209612284128
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 83%. With an average temperature of 23°C (73°F), this humidity feels like a heavy blanket wrapping around you, making travel slightly uncomfortable and causing you to break a sweat as you explore.

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 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%80%82%83%80%80%75%73%76%84%88%
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 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 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 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111211119864
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 Weather8°C (46°F)118 mm (4.7 inches)84%moderate
February Weather10°C (51°F)186 mm (7.3 inches)83%high
March Weather15°C (59°F)167 mm (6.6 inches)80%very high
April Weather17°C (63°F)151 mm (6.0 inches)82%very high
May Weather23°C (73°F)112 mm (4.4 inches)83%extreme
June Weather26°C (79°F)125 mm (4.9 inches)80%extreme
July Weather28°C (82°F)102 mm (4.0 inches)80%extreme
August Weather27°C (81°F)120 mm (4.7 inches)75%extreme
September Weather25°C (78°F)96 mm (3.8 inches)73%very high
October Weather19°C (67°F)122 mm (4.8 inches)76%very high
November Weather12°C (54°F)84 mm (3.3 inches)84%high
December Weather10°C (51°F)128 mm (5.0 inches)88%moderate

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