The weather in Umina in May is very cold with temperatures between 4°C and 12°C, warm clothes are a must.
Umina is going to be cold and wet in the month of May. Expect low temperatures and a few days of rain, so be sure to bundle up to avoid catching a cold.
Our weather forecast can give you a great sense of what weather to expect in Umina in May 2026.
If you’re planning to visit Umina in the near future, we highly recommend that you review the 14 day weather forecast for Umina before you arrive.
Temperatures
12° / 4°
Rainy Days
1
Snowy Days
0
Dry Days
30
Rainfall
14
mm
Sun Hours
11.9
Hrs
