Weather in September 2025

Castries weather in September 2025

The temperatures in Castries during September are extremely high, between 27°C and hot as 30°C, drinking water regularly is advisable.

You can expect rain for roughly half of the month of September in Castries. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.

Our weather forecast can give you a great sense of what weather to expect in Castries in September 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
Temperatures
30° / 27°
Rainy Days
Rainy Days
8
Snowy Days
Snowy Days
0
Dry Days
Dry Days
22
Rainfall
Rainfall
157
mm
11.0
Sun Hours
11.0
Hrs

Castries annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 28° / 25° 1 30 0 54 mm
Perfect
February 27° / 25° 1 27 0 44 mm
Perfect
March 28° / 25° 1 30 0 47 mm
Perfect
April 28° / 26° 2 28 0 61 mm
Perfect
May 29° / 26° 2 29 0 72 mm
Good
June 29° / 27° 4 26 0 110 mm
Good
July 29° / 27° 7 24 0 146 mm
Ok
August 30° / 27° 7 24 0 168 mm
Ok
September 30° / 27° 8 22 0 157 mm
Ok
October 30° / 27° 6 25 0 161 mm
Good
November 29° / 26° 5 25 0 124 mm
Good
December 28° / 26° 2 29 0 68 mm
Perfect
Temperatures in Castries in September
Rain in Castries in September

Recommended Hotels in Castries

We know that finding the ideal hotel in Castries can be a hard task...

That’s why we run our special tools and found the best hotels in Castries. Click on hotel for more details.

Weather in Castries in September - FAQ

What is the average temperature in Castries in September?
The average temperature in Castries in September is 27/30° C.
What is the chance of rain in Castries in September?
On average, there are 8 rainy days in Castries during September.
Weather wise, is September a good time to visit Castries?
The weather in Castries in September is ok.
Can it snow in Castries in September?
On average, there are 0 snowy days in Castries in September.
More about the weather in Castries