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May Weather in Polk, United States

Last updated: June 24, 2025

In May, the average temperature in Polk, United States settles at a comfortable 15°C (60°F). However, be prepared for a range, as temperatures can plunge to a brisk -2°C (28°F) or soar to a warm 31°C (87°F). Expect 156 mm (6.1 in) of precipitation over 17 days, contributing to an average humidity level of 81%. Stay prepared for all weather possibilities!

May Temperature in Polk

In May in Polk, the average temperature is 15°C (60°F). Maximum can reach 31°C (87°F) and minimum can be as low as -2°C (28°F). This makes it an ideal time for travelers to experience a variety of weather conditions, from warm sunny days to cool evenings.

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

The chart illustrates May temperature patterns in Polk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Polk, May typically has an average temperature of 15°C (60°F), with highs reaching up to 31°C (87°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec283138486068727065554034
Data source: Temperature data for Polk 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 Polk

In Polk in May, the precipitation amount is 156 mm (6.1 in), occurring over a span of 17 days.

May Precipitation Trends in Polk

The chart displays monthly precipitation patterns in Polk, 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 Polk, May typically receives around 156 mm (6.1 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec103115110144156144147107115129109107
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Polk

In Polk in May, humidity is 81%. With an average temperature of 15°C (60°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sluggish and draining, which can challenge even the best-prepared traveler.

May Average Humidity in Polk

This chart illustrates the average monthly humidity levels in Polk, 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 Polk is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Polk

In Polk 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 Polk.

Maximum UV Index Levels in Polk for May

The chart shows the monthly maximum UV Index (UVI) for Polk 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 Polk typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Polk 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 Polk Compares to Other Months

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

This table compares monthly weather conditions in Polk, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)103 mm (4.1 inches)88%moderate
February Weather0°C (31°F)115 mm (4.5 inches)88%moderate
March Weather3°C (38°F)110 mm (4.3 inches)87%high
April Weather9°C (48°F)144 mm (5.7 inches)87%very high
May Weather15°C (60°F)156 mm (6.1 inches)81%very high
June Weather20°C (68°F)144 mm (5.7 inches)83%very high
July Weather22°C (73°F)147 mm (5.8 inches)82%very high
August Weather21°C (71°F)107 mm (4.2 inches)76%very high
September Weather18°C (65°F)115 mm (4.5 inches)77%very high
October Weather13°C (55°F)129 mm (5.1 inches)82%high
November Weather4°C (40°F)109 mm (4.3 inches)89%moderate
December Weather1°C (34°F)107 mm (4.2 inches)86%low

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