Weather in Castries in October 2025
- October is usually the hottest month of the year in Castries;
Average weather
Average temperature in Castries in October
Going from a maximum of +33°C during the day to a minimum of +25°C during the night, the temperature in October averages around +31°C.
The average maximum temperature goes down 12% by the end of the month, compared with the beginning of the month, from +32°C to +31°C.
Is Castries warm or cold in October?
Castries is typically warm in October.
Maximum temperatures go up compared to the previous month from +29°C to +29°C. The minimum temperature also goes up from +26°C to +26°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
October is the hottest month in Castries, here is the comparison with other months:
Climate in Castries in October
| September | October | November | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +29°C | +29°C | +28°C | ||||
| Min. temperature | ||||||
| +22°C | +23°C | +22°C | ||||
| Max. temperature | ||||||
| +33°C | +33°C | +33°C | ||||
| Rainfall | ||||||
| 112 mm | 124 mm | 109 mm | ||||
| Wind | ||||||
| 4 m/s | 4 m/s | 5 m/s | ||||
| Humidity | ||||||
| 80% | 80% | 80% | ||||
| Air pressure | ||||||
| 1012 HPa | 1011 HPa | 1011 HPa | ||||
| Sunny days | ||||||
| 1 | 1 | 1 | ||||
| Cloudy days | ||||||
| 2 | 3 | 2 | ||||
| Rainy days | ||||||
| 24 | 25 | 26 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
October weather is still as ok as in September. The temperature levels stay the same in the area of +29°C for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 112 mm to 124 mm. Humidity levels don’t change as the month goes on, averaging around 80%. The average wind speed doesn’t change much during October, staying around 4 m/s. The amount of sunny days stay about the same, averaging 1 sunny days during the month.
November brings much the same weather, it remains ok.
Wind
The average wind speed is 5 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Castries is gradually increasing during October, going from 3 m/s to 6 m/s over the course of the month.
Rain
How was the weather last October in Castries?
Climate Change over Years
The climate in Castries in October has not changed much over the last 43 years.
The average temperature was the lowest in 1989 (+27°C) and the highest in 2024 (+31°C). The driest year was 2015 with only 515 mm of rainfall, and the wettest year was 2010 with 1324 mm.
FAQ
Is October a good time to visit Castries?
Can you sunbathe in Castries in October?
Is Castries rainy in October?
Is it sunny in Castries in October?
Monthly weather in Castries
Source of the data
For this page, we’ve looked at the typical weather in Castries, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
