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May Weather in Baraboo, United States

Last updated: June 24, 2025

In May, the average temperature in Baraboo, United States hovers around 15°C (59°F), with a range that can dip as low as -1°C (30°F) and soar up to 34°C (94°F). Prepare for a fairly damp month, as precipitation totals around 126 mm (5.0 in) over 14 days. Plus, with an average humidity of 78%, be ready for a comfortably humid experience!

May Temperature in Baraboo

In May in Baraboo, the average temperature is 15°C (59°F). Maximum temperatures can reach 34°C (94°F), while minimums can drop as low as -1°C (30°F). This climate makes Baraboo a versatile destination for travelers, offering both warm days and cooler nights to enjoy different experiences.

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

The chart illustrates May temperature patterns in Baraboo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Baraboo, May typically has an average temperature of 15°C (59°F), with highs reaching up to 34°C (94°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec202135455970747164503628
Data source: Temperature data for Baraboo 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 Baraboo

In Baraboo in May, the precipitation amount is 126 mm (5.0 in) over a span of 14 days.

May Precipitation Trends in Baraboo

The chart displays monthly precipitation patterns in Baraboo, 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 Baraboo, May typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec45535890126112911071041094545
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Baraboo

In Baraboo in May, humidity is 78%. With an average temperature of 15°C (59°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities a bit more tiring and requiring frequent breaks for hydration as you explore the area.

May Average Humidity in Baraboo

This chart illustrates the average monthly humidity levels in Baraboo, 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 Baraboo is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Baraboo

In Baraboo in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Baraboo.

Maximum UV Index Levels in Baraboo for May

The chart shows the monthly maximum UV Index (UVI) for Baraboo 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 Baraboo typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Baraboo 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 Baraboo Compares to Other Months

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

This table compares monthly weather conditions in Baraboo, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (21°F)45 mm (1.8 inches)85%low
February Weather-6°C (22°F)53 mm (2.1 inches)85%moderate
March Weather2°C (35°F)58 mm (2.3 inches)85%moderate
April Weather7°C (45°F)90 mm (3.6 inches)85%very high
May Weather15°C (59°F)126 mm (5.0 inches)78%very high
June Weather21°C (70°F)112 mm (4.4 inches)80%very high
July Weather23°C (74°F)91 mm (3.6 inches)78%very high
August Weather21°C (71°F)107 mm (4.2 inches)76%very high
September Weather18°C (64°F)104 mm (4.1 inches)79%high
October Weather10°C (51°F)109 mm (4.3 inches)83%moderate
November Weather2°C (36°F)45 mm (1.8 inches)88%moderate
December Weather-2°C (28°F)45 mm (1.8 inches)81%low

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