nomadseason

May Weather in Hamilton, United States

Last updated: June 24, 2025

In Hamilton, United States, the average temperature in May is a pleasant 24°C (75°F). However, temperatures can fluctuate significantly, with a minimum of 8°C (47°F) and a maximum reaching up to 37°C (99°F). Expect to see an average of 144 mm (5.7 in) of precipitation over approximately 13 days, accompanied by an average humidity level of 82%.

May Temperature in Hamilton

In May in Hamilton, the average temperature is 24°C (75°F). Maximums can reach 37°C (99°F), and minimums can be as low as 8°C (47°F). This makes Hamilton an ideal destination for travelers seeking a warm getaway with some cooler evenings for comfort.

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

The chart illustrates May temperature patterns in Hamilton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hamilton, May typically has an average temperature of 24°C (75°F), with highs reaching up to 37°C (99°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec485061667481858579685752
Data source: Temperature data for Hamilton 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 Hamilton

In Hamilton in May, the precipitation amount is 144 mm (5.7 in) spread over 13 days.

May Precipitation Trends in Hamilton

The chart displays monthly precipitation patterns in Hamilton, 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 Hamilton, May typically receives around 144 mm (5.7 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec46758079144764480701194242
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Hamilton

In Hamilton in May, humidity is 82%. With an average temperature of 24°C (75°F), this humidity feels like a warm embrace, making travel feel sticky and heavy on the skin, often requiring more frequent breaks and hydration.

May Average Humidity in Hamilton

This chart illustrates the average monthly humidity levels in Hamilton, 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 Hamilton is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%78%77%78%82%78%69%63%66%73%84%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Hamilton

In Hamilton 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 Hamilton.

Maximum UV Index Levels in Hamilton for May

The chart shows the monthly maximum UV Index (UVI) for Hamilton 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 Hamilton typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101112121110864
Data source: Hamilton 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 Hamilton Compares to Other Months

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

This table compares monthly weather conditions in Hamilton, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)46 mm (1.8 inches)78%moderate
February Weather10°C (50°F)75 mm (2.9 inches)78%high
March Weather16°C (61°F)80 mm (3.1 inches)77%very high
April Weather19°C (66°F)79 mm (3.1 inches)78%very high
May Weather24°C (75°F)144 mm (5.7 inches)82%extreme
June Weather27°C (82°F)76 mm (3.0 inches)78%extreme
July Weather30°C (86°F)44 mm (1.7 inches)69%extreme
August Weather29°C (85°F)80 mm (3.2 inches)63%extreme
September Weather26°C (79°F)70 mm (2.8 inches)66%very high
October Weather20°C (68°F)119 mm (4.7 inches)73%very high
November Weather14°C (58°F)42 mm (1.7 inches)84%high
December Weather11°C (53°F)42 mm (1.6 inches)87%moderate

Compare Hamilton's Climate with Cities Worldwide