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May Weather in Shamrock, United States

Last updated: June 24, 2025

In May, the average temperature in Shamrock, United States is a pleasant 20°C (68°F). Expect a range with minimums dipping to 2°C (36°F) and maximums soaring up to 37°C (99°F). Be prepared for some rain, as the region receives about 88 mm (3.5 in) of precipitation over 11 days, contributing to an average humidity of 78%.

May Temperature in Shamrock

In May in Shamrock, the average temperature is 20°C (68°F). Maximum can reach 37°C (99°F) and minimum can be as low as 2°C (36°F). This makes it essential for travelers to pack layers and be prepared for both warm and cool conditions.

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

The chart illustrates May temperature patterns in Shamrock, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shamrock, May typically has an average temperature of 20°C (68°F), with highs reaching up to 37°C (99°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec383951586877818073594942
Data source: Temperature data for Shamrock 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 Shamrock

In Shamrock in May, the total precipitation amount is 88 mm (3.5 in) spread over 11 days.

May Precipitation Trends in Shamrock

The chart displays monthly precipitation patterns in Shamrock, 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 Shamrock, May typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec241666378868374050711423
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Shamrock

In Shamrock in May humidity is 78%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket that makes exploring the sights a bit sticky, so travelers should stay hydrated and take frequent breaks in the shade.

May Average Humidity in Shamrock

This chart illustrates the average monthly humidity levels in Shamrock, 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 Shamrock is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%76%64%70%78%81%82%78%72%73%81%81%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Shamrock

In Shamrock in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Shamrock.

Maximum UV Index Levels in Shamrock for May

The chart shows the monthly maximum UV Index (UVI) for Shamrock 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 Shamrock typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112121110754
Data source: Shamrock 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 Shamrock Compares to Other Months

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

This table compares monthly weather conditions in Shamrock, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (39°F)24 mm (0.9 inches)75%moderate
February Weather4°C (39°F)16 mm (0.6 inches)76%high
March Weather11°C (52°F)66 mm (2.6 inches)64%very high
April Weather14°C (58°F)37 mm (1.5 inches)70%very high
May Weather20°C (68°F)88 mm (3.5 inches)78%extreme
June Weather25°C (78°F)68 mm (2.7 inches)81%extreme
July Weather27°C (81°F)37 mm (1.4 inches)82%extreme
August Weather26°C (80°F)40 mm (1.6 inches)78%extreme
September Weather23°C (74°F)50 mm (2.0 inches)72%very high
October Weather15°C (60°F)71 mm (2.8 inches)73%high
November Weather9°C (49°F)14 mm (0.6 inches)80%moderate
December Weather6°C (43°F)22 mm (0.9 inches)81%moderate

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