Hamilton Weather in September
September in Hamilton typically sees daytime highs of 30°C (86°F) and nighttime lows of 15°C (59°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Hamilton in September
Typically, about 9 days will experience rainfall, with an average of 109 mm (4.3 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Hamilton in September
Daytime highs in Hamilton in September reach 30°C (86°F), with nights around 15°C (59°F). It's usually most comfortable outside during the morning and later in the day. Nights drop to around 15°C (59°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.If you prefer dry days with pleasant temperatures, April, May, October and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Hamilton's climate page.
Hamilton Temperature in September
Min Temperature
15°C (59°F)
Max Temperature
30°C (86°F)
Chance of Rain
28%
Precipitation
109 mm (4.3 in)
Rainy days
9 days
Humidity
68% *
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
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What to Wear in Hamilton in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes.What To Do in Hamilton in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Hamilton's climate page.
See the full Hamilton climate overview or explore weather in the United States of America.
