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May Weather in Tiskilwa, United States

Last updated: June 24, 2025

In Tiskilwa, United States, the average temperature in May hovers around 17°C (63°F), creating a pleasant atmosphere. However, be prepared for fluctuations, as temperatures can dip as low as -1°C (31°F) or soar up to 34°C (94°F). During this month, expect 162 mm (6.4 in) of precipitation spread across 15 days, making the air feel quite humid with an average of 79%. Whether you're exploring the sights or enjoying indoor activities, the weather is sure to add a unique charm to your visit.

May Temperature in Tiskilwa

In May in Tiskilwa, the average temperature is 17°C (63°F), with maximums reaching 34°C (94°F) and minimums dropping as low as -1°C (31°F). Be prepared for a wide range of temperatures and pack accordingly for your trip!

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

The chart illustrates May temperature patterns in Tiskilwa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tiskilwa, May typically has an average temperature of 17°C (63°F), with highs reaching up to 34°C (94°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec252740506373767469553933
Data source: Temperature data for Tiskilwa 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 Tiskilwa

In Tiskilwa in May, the total precipitation amount is 162 mm (6.4 in) spread over 15 days.

May Precipitation Trends in Tiskilwa

The chart displays monthly precipitation patterns in Tiskilwa, 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 Tiskilwa, May typically receives around 162 mm (6.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec57649711416215910474941325450
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Tiskilwa

In Tiskilwa in May, humidity is 79%. With an average temperature of 17°C (63°F), this humidity feels like a warm, muggy embrace, making outdoor activities less comfortable and prompting travelers to seek shaded areas or cool refreshments more frequently.

May Average Humidity in Tiskilwa

This chart illustrates the average monthly humidity levels in Tiskilwa, 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 Tiskilwa is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Tiskilwa

In Tiskilwa 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 Tiskilwa.

Maximum UV Index Levels in Tiskilwa for May

The chart shows the monthly maximum UV Index (UVI) for Tiskilwa 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 Tiskilwa typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689111098642
Data source: Tiskilwa 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 Tiskilwa Compares to Other Months

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

This table compares monthly weather conditions in Tiskilwa, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)57 mm (2.3 inches)82%moderate
February Weather-3°C (28°F)64 mm (2.5 inches)83%moderate
March Weather5°C (41°F)97 mm (3.8 inches)84%high
April Weather10°C (50°F)114 mm (4.5 inches)85%very high
May Weather17°C (63°F)162 mm (6.4 inches)79%very high
June Weather23°C (73°F)159 mm (6.2 inches)82%extreme
July Weather25°C (76°F)104 mm (4.1 inches)80%very high
August Weather23°C (74°F)74 mm (2.9 inches)81%very high
September Weather20°C (69°F)93 mm (3.7 inches)80%very high
October Weather13°C (55°F)132 mm (5.2 inches)82%high
November Weather4°C (39°F)54 mm (2.1 inches)88%moderate
December Weather1°C (33°F)50 mm (2.0 inches)84%low

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