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May Weather in Celina, United States

Last updated: June 24, 2025

In May, the average temperature in Celina, United States is a pleasant 21°C (70°F), with extremes ranging from a chilly 3°C (37°F) to a sultry 35°C (95°F). Expect an average precipitation of 120 mm (4.7 in) over 13 days, contributing to a notable average humidity of 82%. Prepare for a mix of cool breezes and warm sunshine during your stay!

May Temperature in Celina

In May in Celina, the average temperature is 21°C (70°F), with maximums reaching 35°C (95°F) and minimums dropping to as low as 3°C (37°F). This makes Celina an ideal travel destination for those who enjoy warm days and cool nights.

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

The chart illustrates May temperature patterns in Celina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Celina, May typically has an average temperature of 21°C (70°F), with highs reaching up to 35°C (95°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec404552586975797773634845
Data source: Temperature data for Celina 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 Celina

In Celina in May, the precipitation amount is 120 mm (4.7 in) spread over 13 days.

May Precipitation Trends in Celina

The chart displays monthly precipitation patterns in Celina, 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 Celina, May typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec10318715514612014111111912413381148
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Celina

In Celina in May, humidity is 82%. With an average temperature of 21°C (70°F), this humidity feels like a warm, sticky embrace that can quickly lead to discomfort for travelers, making outdoor activities less enjoyable and requiring frequent breaks for hydration.

May Average Humidity in Celina

This chart illustrates the average monthly humidity levels in Celina, 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 Celina is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%82%83%83%80%74%71%78%88%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Celina

In Celina 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 Celina.

Maximum UV Index Levels in Celina for May

The chart shows the monthly maximum UV Index (UVI) for Celina 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 Celina typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710101111109753
Data source: Celina 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 Celina Compares to Other Months

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

This table compares monthly weather conditions in Celina, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (40°F)103 mm (4.0 inches)87%moderate
February Weather7°C (45°F)187 mm (7.4 inches)86%high
March Weather11°C (52°F)155 mm (6.1 inches)86%high
April Weather15°C (59°F)146 mm (5.8 inches)82%very high
May Weather21°C (70°F)120 mm (4.7 inches)82%very high
June Weather24°C (76°F)141 mm (5.5 inches)83%extreme
July Weather26°C (80°F)111 mm (4.4 inches)80%extreme
August Weather25°C (78°F)119 mm (4.7 inches)74%very high
September Weather23°C (73°F)124 mm (4.9 inches)71%very high
October Weather17°C (63°F)133 mm (5.2 inches)78%high
November Weather9°C (49°F)81 mm (3.2 inches)88%moderate
December Weather7°C (45°F)147 mm (5.8 inches)88%moderate

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