Castries, Saint Lucia Hourly Forecast
Castries temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 1 PM - around 85°
- Coolest hour: 10 PM - around 80°
- Highest rain chance: 5 PM (65%) - pack accordingly
- UV peak: 12 PM at index 12 - sun protection recommended
- Windiest: 9 AM at 19 mph
Castries hourly weather - Tuesday, September 15
In Castries, expect a high near 82°F (28°C) around 6 PM and a low of 80°F (27°C) near 10 PM; precipitation risk peaks at 27% around 6 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 6 PM | Patchy rain nearby | 82° | 88° | 27% | 16 mph ENE | 81% | 0 | |
| 7 PM | Patchy rain nearby | 81° | 87° | 19% | 16 mph ENE | 79% | 0 | |
| 8 PM | Patchy rain nearby | 81° | 87° | 24% | 17 mph ENE | 80% | 0 | |
| 9 PM | Patchy rain nearby | 81° | 86° | 26% | 16 mph E | 83% | 0 | |
| 10 PM | Patchy rain nearby | 80° | 86° | 27% | 16 mph E | 85% | 0 | |
| 11 PM | Patchy rain nearby | 81° | 86° | 27% | 17 mph E | 84% | 0 |
Castries hourly weather - Wednesday, September 16
In Castries, expect a high near 85°F (29°C) around 1 PM and a low of 80°F (27°C) near 11 PM; precipitation risk peaks at 72% around 8 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Patchy rain nearby | 81° | 87° | 26% | 17 mph E | 82% | 0 | |
| 1 AM | Patchy rain nearby | 81° | 87° | 26% | 17 mph E | 81% | 0 | |
| 2 AM | Patchy rain nearby | 82° | 88° | 30% | 17 mph E | 82% | 0 | |
| 3 AM | Patchy rain nearby | 81° | 87° | 42% | 15 mph E | 83% | 0 | |
| 4 AM | Patchy rain nearby | 81° | 87° | 30% | 14 mph E | 83% | 0 | |
| 5 AM | Patchy rain nearby | 81° | 87° | 30% | 14 mph E | 83% | 0 | |
| 6 AM | Patchy rain nearby | 81° | 87° | 27% | 14 mph E | 84% | 0 | |
| 7 AM | Patchy rain nearby | 81° | 88° | 29% | 17 mph E | 83% | 0 | |
| 8 AM | Patchy rain nearby | 82° | 90° | 56% | 18 mph E | 80% | 2 | |
| 9 AM | Patchy rain nearby | 83° | 92° | 36% | 19 mph ESE | 78% | 5 | |
| 10 AM | Light rain shower | 84° | 92° | 24% | 18 mph ESE | 76% | 8 | |
| 11 AM | Patchy rain nearby | 84° | 93° | 34% | 18 mph E | 76% | 11 | |
| 12 PM | Patchy rain nearby | 85° | 94° | 17% | 18 mph ESE | 75% | 12 | |
| 1 PM | Patchy rain nearby | 85° | 94° | 26% | 18 mph ESE | 74% | 11 | |
| 2 PM | Patchy rain nearby | 85° | 94° | 30% | 17 mph ESE | 72% | 9 | |
| 3 PM | Light rain shower | 85° | 93° | 48% | 16 mph ESE | 73% | 5 | |
| 4 PM | Light rain shower | 83° | 90° | 62% | 15 mph ESE | 79% | 2 | |
| 5 PM | Light rain shower | 82° | 88° | 65% | 14 mph ESE | 82% | 0 | |
| 6 PM | Light rain shower | 81° | 86° | 71% | 13 mph ESE | 84% | 0 | |
| 7 PM | Light rain shower | 81° | 87° | 68% | 12 mph ESE | 83% | 0 | |
| 8 PM | Light rain shower | 81° | 87° | 72% | 12 mph ESE | 81% | 0 | |
| 9 PM | Light rain shower | 81° | 87° | 69% | 12 mph E | 81% | 0 | |
| 10 PM | Light rain shower | 81° | 87° | 70% | 12 mph E | 82% | 0 | |
| 11 PM | Light rain shower | 80° | 86° | 71% | 11 mph E | 82% | 0 |
Castries hourly weather - Thursday, September 17
In Castries, expect a high near 84°F (29°C) around 12 PM and a low of 80°F (27°C) near 5 AM; precipitation risk peaks at 77% around 5 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Light rain shower | 81° | 86° | 61% | 10 mph E | 80% | 0 | |
| 1 AM | Light rain shower | 81° | 86° | 56% | 12 mph ENE | 80% | 0 | |
| 2 AM | Patchy rain nearby | 80° | 86° | 31% | 13 mph E | 81% | 0 | |
| 3 AM | Light rain shower | 80° | 85° | 51% | 12 mph E | 83% | 0 | |
| 4 AM | Light rain shower | 80° | 85° | 74% | 12 mph E | 84% | 0 | |
| 5 AM | Light rain shower | 80° | 84° | 77% | 12 mph E | 86% | 0 | |
| 6 AM | Light rain shower | 80° | 85° | 65% | 14 mph E | 85% | 0 | |
| 7 AM | Light rain shower | 80° | 85° | 65% | 15 mph E | 84% | 0 | |
| 8 AM | Light rain shower | 81° | 87° | 41% | 15 mph E | 83% | 1 | |
| 9 AM | Patchy rain nearby | 82° | 89° | 31% | 16 mph E | 82% | 2 | |
| 10 AM | Patchy rain nearby | 83° | 90° | 27% | 17 mph E | 80% | 5 | |
| 11 AM | Patchy rain nearby | 83° | 91° | 24% | 17 mph E | 76% | 8 | |
| 12 PM | Patchy rain nearby | 84° | 91° | 25% | 17 mph E | 74% | 10 | |
| 1 PM | Patchy rain nearby | 84° | 91° | 23% | 17 mph E | 73% | 9 | |
| 2 PM | Overcast | 83° | 89° | 20% | 16 mph E | 74% | 6 | |
| 3 PM | Overcast | 82° | 88° | 20% | 15 mph E | 75% | 3 | |
| 4 PM | Overcast | 82° | 88° | 21% | 15 mph E | 75% | 1 | |
| 5 PM | Overcast | 82° | 87° | 18% | 15 mph E | 75% | 0 | |
| 6 PM | Overcast | 81° | 86° | 21% | 14 mph E | 76% | 0 | |
| 7 PM | Overcast | 81° | 86° | 21% | 13 mph E | 78% | 0 | |
| 8 PM | Patchy rain nearby | 81° | 86° | 23% | 13 mph E | 79% | 0 | |
| 9 PM | Overcast | 81° | 86° | 23% | 14 mph E | 80% | 0 | |
| 10 PM | Overcast | 80° | 85° | 22% | 14 mph E | 80% | 0 | |
| 11 PM | Overcast | 80° | 85° | 23% | 14 mph E | 79% | 0 |
Quick answers for the hours ahead
What is the warmest hour in Castries today?
Will it rain in Castries tonight?
When is the UV index highest in Castries today?
Castries hour-by-hour: what to expect
Over the next 24 hours in Castries, temperatures range from 80°F (27°C) around 10 PM up to 85°F (29°C) near 1 PM - right in line with the typical September high of 86°F (30°C).
Precipitation is a real possibility: the chance of rain peaks at 65% around 5 PM. Wind picks up to 19 mph (31 km/h) from the ESE near 9 AM. UV reaches 12 (12 PM) - sun protection recommended through midday.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the Castries 14-day forecast or the monthly climate averages.