Hamilton in May
May in Hamilton is peak autumn, and the weather reflects it. You're looking at average daily highs of 15.9 degrees.
The average daily maximum is 15.9 degrees with overnight lows of 7.1 degrees. It's cool but manageable. A jumper handles most of it.
May is 3.1 degrees cooler than Hamilton's yearly average.
The rain data says 20mm over 3 days. Light enough that it won't ruin your plans.
Sunshine-wise, May delivers around 8.8 MJ/m2 of daily solar radiation. UV sits in the moderate category. Sunscreen is still wise, especially if you burn easily.
At 4.0/10 on the Comfort Score, May is middle of the road.
Packing tip: bring layers you can peel on and off.
Check the data table below for the full picture, or compare Hamilton in May with another destination.
May at a Glance
Temperature Range
Daily temperature range in May. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- A jumper or light cardigan for flexibility
- A warm jumper or fleece for cool mornings and evenings
Coming From Overseas?
How May in Hamilton stacks up against major cities around the world.
About 2 degrees cooler and considerably drier.
About 7 degrees cooler and considerably drier.
About 8 degrees cooler and considerably drier.
How May Compares
Hamilton's monthly climate at a glance. May is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 24.8 | 13.5 | 57mm | 10.0 |
| Feb | 26.9 | 12.4 | 1mm | 9.5 |
| Mar | 24.8 | 12.2 | 10mm | 10.0 |
| Apr | 17.0 | 8.6 | 36mm | 4.6 |
| May | 15.9 | 7.1 | 20mm | 4.0 |
| Jun | 11.9 | 4.5 | 30mm | 1.0 |
| Jul | 11.8 | 4.6 | 74mm | 1.0 |
| Aug | 15.3 | 7.4 | 74mm | 2.7 |
| Sep | 14.4 | 7.3 | 67mm | 2.0 |
| Oct | 18.4 | 8.2 | 70mm | 6.3 |
| Nov | 22.1 | 10.4 | 66mm | 9.1 |
| Dec | 24.7 | 11.8 | 36mm | 10.0 |