May Weather in Sedan, United States

Last updated: June 24, 2025

In Sedan, United States, the average temperature in May hovers around 20°C (67°F), providing a pleasant climate for visitors. However, be prepared for fluctuations, as temperatures can dip to a cool 4°C (39°F) and soar up to a sweltering 36°C (96°F). Rainfall is a factor to consider, with an average of 215 mm (8.5 in) spread over 14 days, contributing to an average humidity level of 83%.

May Temperature in Sedan

In May in Sedan, the average temperature is 20°C (67°F), with maximums reaching as high as 36°C (96°F) and minimums dropping to as low as 4°C (39°F). This diverse range of temperatures makes it essential for travelers to pack accordingly for both warm days and cooler evenings.

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

The chart illustrates May temperature patterns in Sedan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sedan, May typically has an average temperature of 20°C (67°F), with highs reaching up to 36°C (96°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec353750576778817874594741
Data source: Temperature data for Sedan 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 Sedan

In Sedan in May, the precipitation amount is 215 mm (8.5 in) over a period of 14 days.

May Precipitation Trends in Sedan

The chart displays monthly precipitation patterns in Sedan, 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 Sedan, May typically receives around 215 mm (8.5 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec5648991012151028791841413232
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Sedan

In Sedan in May, humidity is 83%. With an average temperature of 20°C (67°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities uncomfortable if you're not prepared. Travelers may find themselves needing frequent breaks in the shade or air conditioning to stay refreshed and energized as they explore.

May Average Humidity in Sedan

This chart illustrates the average monthly humidity levels in Sedan, 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 Sedan is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%71%74%83%83%81%73%67%72%82%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Sedan

In Sedan 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 Sedan.

Maximum UV Index Levels in Sedan for May

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

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

This table compares monthly weather conditions in Sedan, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)56 mm (2.2 inches)77%moderate
February Weather3°C (37°F)48 mm (1.9 inches)76%high
March Weather10°C (50°F)99 mm (3.9 inches)71%high
April Weather14°C (57°F)101 mm (4.0 inches)73%very high
May Weather20°C (67°F)215 mm (8.5 inches)83%very high
June Weather25°C (78°F)102 mm (4.0 inches)83%extreme
July Weather27°C (81°F)87 mm (3.4 inches)81%extreme
August Weather26°C (79°F)91 mm (3.6 inches)73%very high
September Weather23°C (74°F)84 mm (3.3 inches)67%very high
October Weather15°C (59°F)141 mm (5.5 inches)72%high
November Weather8°C (47°F)32 mm (1.2 inches)82%moderate
December Weather5°C (41°F)32 mm (1.2 inches)85%moderate

Compare Sedan's Climate with Cities Worldwide