The temperatures in New Plymouth in May are usually low and can range between 11°C and 16°C.
You can expect about 3 to 8 days of rain in New Plymouth during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in New Plymouth in May 2025.
If you’re planning to visit New Plymouth in the near future, we highly recommend that you review the 14 day weather forecast for New Plymouth before you arrive.
Temperatures
16° / 11°
Rainy Days
7
Snowy Days
0
Dry Days
24
Rainfall
213
mm
Sun Hours
9.2
Hrs