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May Weather in Seymour, United States

Last updated: June 24, 2025

In May, the average temperature in Seymour, United States is a comfortable 19°C (66°F), though it can vary significantly. Expect minimums as low as 0°C (32°F) and highs soaring to 34°C (93°F). Additionally, prepare for approximately 133 mm (5.2 in) of precipitation spread over about 15 days, contributing to the region's humidity level of 79%.

May Temperature in Seymour

In May in Seymour, the average temperature is 19°C (66°F), with maximums reaching 34°C (93°F) and minimums dropping as low as 0°C (32°F). This variation in temperatures makes it essential for travelers to pack layers and prepare for both warm and chilly conditions.

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

The chart illustrates May temperature patterns in Seymour, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Seymour, 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 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec333745546674787671594339
Data source: Temperature data for Seymour 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 Seymour

In Seymour in May, the total precipitation amount is 133 mm (5.2 in) spread over a duration of 15 days.

May Precipitation Trends in Seymour

The chart displays monthly precipitation patterns in Seymour, 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 Seymour, May typically receives around 133 mm (5.2 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec8210913812113312610298869798100
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Seymour

In Seymour in May humidity is 79%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace, making it feel much warmer than the actual temperature and creating a heavy, sticky atmosphere that can be a bit uncomfortable for traveling.

May Average Humidity in Seymour

This chart illustrates the average monthly humidity levels in Seymour, 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 Seymour 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 Seymour

In Seymour 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 Seymour.

Maximum UV Index Levels in Seymour for May

The chart shows the monthly maximum UV Index (UVI) for Seymour 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 Seymour typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111098643
Data source: Seymour 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 Seymour Compares to Other Months

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

This table compares monthly weather conditions in Seymour, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)82 mm (3.2 inches)87%moderate
February Weather3°C (37°F)109 mm (4.3 inches)85%moderate
March Weather7°C (46°F)138 mm (5.4 inches)86%high
April Weather12°C (55°F)121 mm (4.8 inches)84%very high
May Weather19°C (66°F)133 mm (5.2 inches)79%very high
June Weather24°C (75°F)126 mm (5.0 inches)82%extreme
July Weather26°C (78°F)102 mm (4.0 inches)79%very high
August Weather24°C (76°F)98 mm (3.9 inches)70%very high
September Weather22°C (71°F)86 mm (3.4 inches)69%very high
October Weather15°C (59°F)97 mm (3.8 inches)76%high
November Weather6°C (44°F)98 mm (3.9 inches)88%moderate
December Weather4°C (39°F)100 mm (3.9 inches)87%moderate

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