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Weather in Saint Lucia for September 2024

Your guide to Saint Lucia weather in September - trends and predictions

  • Until now, September 2024 in Saint Lucia has been nearly identical to the historical average, with a temperature of 29.8 °C (showing only a slight deviation of -0.4 °C).

  • The forecast for the next days in Saint Lucia predicts temperatures to be around 31 °C, close to the historical average.

  • In general, the average temperature in Saint Lucia at the beginning of September is 30 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 30.6 °C by the end of September.

  • Saint Lucia experiences an exceptionally high level of rainfall in September, with more than 20 rainy days on average.

  • Is September a good time to visit Saint Lucia? check out the best time to travel to Saint Lucia page.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
8
Dry days
Average rainy days
22
Rainy days
Average snowy days
0
Snow days
Average temperatures
30°/27°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Saint Lucia in September average weather

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Light rain shower
30°
2
Patchy light rain with thunder
30°
3
Light rain shower
30°
4
Patchy rain possible
30°
5
Patchy rain possible
30°
6
Patchy rain possible
30°
7
Patchy rain possible
30°
8
Light rain shower
30°
9
Patchy rain possible
31°
10
Patchy rain possible
30°
11
Patchy rain possible
31°
12
Partly cloudy
30°
13
Partly cloudy
30°
14
Partly cloudy
31°
15
Partly cloudy
30°
16
Patchy rain possible
30°
17
Patchy rain possible
30°
18
Patchy rain possible
30°
19
Patchy rain possible
30°
20
Patchy rain possible
31°
21
Sunny
31°
22
Patchy rain possible
31°
23
Patchy rain possible
31°
24
Patchy rain possible
31°
25
Patchy rain possible
31°
26
Patchy rain possible
31°
27
Patchy rain possible
30°
28
Patchy rain possible
31°
29
Patchy rain possible
30°
30
Moderate rain
30°
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Temperatures trend during September in Saint Lucia

See the weather trend as well as the moving average line
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September weather day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Light rain shower
Light rain shower
 30° /27° 4.6 mm 7
2 Sept. Patchy light rain with thunder
Patchy light rain with thunder
 30° /26° 10.5 mm 7
3 Sept. Light rain shower
Light rain shower
 30° /26° 3 mm 7
4 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 2.5 mm 7
5 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 1.1 mm 7
6 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 0.7 mm 7
7 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 1.4 mm 7
8 Sept. Light rain shower
Light rain shower
 30° /26° 1.2 mm 7
9 Sept. Patchy rain possible
Patchy rain possible
 31° /26° 2.2 mm 7
10 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 13 mm 7
11 Sept. Patchy rain possible
Patchy rain possible
 31° /27° 5.2 mm 7
12 Sept. Partly cloudy
Partly cloudy
 30° /27° 2.3 mm 8
13 Sept. Partly cloudy
Partly cloudy
 30° /27° 3.5 mm 8
14 Sept. Partly cloudy
Partly cloudy
 31° /27° 3.1 mm 8
15 Sept. Partly cloudy
Partly cloudy
 30° /27° 1.2 mm 8
16 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 1.6 mm 7
17 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 1.8 mm 7
18 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 2.1 mm 11
19 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 4.1 mm 11
20 Sept. Patchy rain possible
Patchy rain possible
 31° /28° 0.3 mm 11
21 Sept. Sunny
Sunny
 31° /28° 0.1 mm 2
22 Sept. Patchy rain possible
Patchy rain possible
 31° /28° 0.6 mm 6
23 Sept. Patchy rain possible
Patchy rain possible
 31° /28° 0.2 mm 6
24 Sept. Patchy rain possible
Patchy rain possible
 31° /28° 1.4 mm 6
25 Sept. Patchy rain possible
Patchy rain possible
 31° /28° 0.2 mm 6
26 Sept. Patchy rain possible
Patchy rain possible
 31° /28° 0.5 mm 6
27 Sept. Patchy rain possible
Patchy rain possible
 30° /28° 0.7 mm 6
28 Sept. Patchy rain possible
Patchy rain possible
 31° /28° 0.2 mm 6
29 Sept. Patchy rain possible
Patchy rain possible
 30° /28° 0.4 mm 6
30 Sept. Moderate rain
Moderate rain
 30° /27° 5.4 mm 6
Next
Important Notice
Our weather forecast for Saint Lucia in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Saint Lucia forecast closer to your planned date for the most up-to-date weather information.

Saint Lucia in September - FAQ

What are the expected maximum and minimum temperatures in Saint Lucia during September?
During September, expect a variety of temperatures with highs around 30° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saint Lucia during September?
Moderate rainfall is anticipated in Saint Lucia during September, with a total of 75.8 mm spread over approximately 22 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Saint Lucia during September?
The average wind speed in Saint Lucia during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Saint Lucia in September?

As you prepare for your trip to Saint Lucia in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Saint Lucia, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Lightweight Clothing: T-shirts, blouses, shorts, skirts
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
    • Sandals/Flip-flops: Comfortable for warm climates
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Umbrellas/Raincoats: For rainy days
  • Personal Items
    • Sunscreen: High SPF for sunny destinations
    • Lip Balm with SPF: To protect against chapped lips
    • Insect Repellent: For destinations with mosquitos or other insects
Regions in Saint Lucia
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Castries
Top locations in Saint Lucia
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Castries
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Location coordinates Where is Saint Lucia?

Get accurate weather forecasts for Saint Lucia, located at latitude 13.996 and longitude -61.006. Stay updated with localized weather information tailored for Saint Lucia.

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