Hamilton Weather & Climate: Best Time to Visit

The weather in Hamilton changes moderately throughout the year, offering enough variation to appreciate each season. On average, daytime temperatures range from a comfortable 25°C (77°F) in February to a moderate 15°C (59°F) in July.

Nighttime temperatures range from 15°C (59°F) in February to 6°C (43°F) in July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Hamilton has a notably wet climate with abundant precipitation, recording 1267 mm (50 in) of rainfall per year. The amount of precipitation varies moderately throughout the year. The wettest month, July, sees around 131 mm (5.2 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, January, still receives a respectable 76 mm (3 in) of rainfall. For more details, please visit our Hamilton Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

In Hamilton, summer days are longer and more sunny, with daily sunshine hours peaking at 7.7 hours in January. As the darker season arrives, the brightness of the sun becomes less. June sees a soft sun for only 3.8 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The city experiences its highest humidity in June, reaching 91%. In November, the humidity drops to its lowest level at 80%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year