The temperatures in Castries during October are extremely high, between 27°C and hot as 30°C, drinking water regularly is advisable.
You can expect about 3 to 8 days of rain in Castries during the month of October. 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 Castries in October 2025.
If you’re planning to visit Castries in the near future, we highly recommend that you review the 14 day weather forecast for Castries before you arrive.
Temperatures
30° / 27°
Rainy Days
6
Snowy Days
0
Dry Days
25
Rainfall
161
mm
Sun Hours
11.3
Hrs
