What April feels like in Hamilton
April is mid-spring in Hamilton. Daytime temperatures are mild — neither cold nor hot for walking around. There is little difference between day and night: nights stay mild, and evenings feel much like the afternoon. Moist air is typical, yet it seldom feels heavy at this time of year.
Rain in Hamilton in April
Expect a mix of dry and wet days, with rain about one day in 3. Wet days average about 7.3 mm (0.3 in), enough to soak you without an umbrella. That is close to Hamilton's typical rain per wet day for the whole year (about 8.6 mm). April is Hamilton's driest month of the year.
How April compares to the rest of the year
Ranked by average high, April comes out as the 4th coolest month in Hamilton. Against March, the average high is 1°C (1.8°F) higher, with 33 mm less rain. Temperatures keep climbing into May. May averages a high of 21.7°C (71.1°F).
Who April suits
- Sightseeing: a good fit — the weather rarely gets in the way of a city walk.
- Parks & outdoor: a good fit — comfortable for long walks and picnics.
Tips for visiting Hamilton in April
Rain Protection
Keep a small umbrella in your bag and wear shoes that cope with puddles.
Sunglasses
Bright days make sunglasses worth packing.
Quick questions
How warm is Hamilton in April?
It feels mild: typical highs are 20°C (68°F), with lows near 18.3°C (64.9°F).
Does it rain a lot in Hamilton in April?
It does: about 10 rainy days bring roughly 73 mm, so plan some indoor options.
What should I wear in Hamilton in April?
Based on the averages: rain protection and sunglasses. There is little need to change for the evening.
Is April or May better for visiting Hamilton?
On our 12-month climate ranking, May comes out ahead (#1 of 12 vs #2). May is warmer.

