Weather in Castries in september
Climate normals based on 10 years of historical data for Castries, St Lucia.
Average high
30°C
Average low
27°C
Rainfall
123 mm
20 rainy days
Sunshine
0.9h/day
Luftfuktighet
75%
How Hot Is Castries in september?
September brings unrelenting heat to Castries — highs of 30°C don't drop much below 27°C even after sundown.
Sunshine Hours in september
Grey skies dominate Castries: 0.9h of sun a day, sun up between 5:50 am and 6:05 pm.
Does It Rain In Castries In september?
September is reliably wet in Castries: 123mm across 20 days.
Is Castries Humid In september?
Sticky conditions in Castries: humidity sits at 75% across September.
Wind In Castries In september
Castries sees consistent breezes in September: typical wind speeds of 21 kph.
Cloud Cover In Castries In september
Persistent overcast defines Castries's September: 79% cloud cover on average.
Cities With Similar Weather In september
Weather in Castries, month by month
| Month | High / Low | Regn | |
|---|---|---|---|
| Vädret i januari | 27°C / 25°C | 63mm | Details → |
| Vädret i februari | 27°C / 25°C | 48mm | Details → |
| Vädret i mars | 28°C / 25°C | 53mm | Details → |
| Vädret i april | 29°C / 25°C | 43mm | Details → |
| Vädret i maj | 29°C / 26°C | 53mm | Details → |
| Vädret i juni | 29°C / 26°C | 106mm | Details → |
| Vädret i juli | 29°C / 26°C | 129mm | Details → |
| Vädret i augusti | 30°C / 27°C | 131mm | Details → |
| Vädret i september | 30°C / 27°C | 123mm | |
| Vädret i oktober | 30°C / 27°C | 123mm | Details → |
| Vädret i november | 29°C / 26°C | 129mm | Details → |
| Vädret i december | 28°C / 25°C | 66mm | Details → |