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Sainte-Luce weather in September

Weather in Sainte-Luce: September

Average day temperature: 86.5°F
Average night temperature: 81.3°F
Sea water temperature: 84.9°F
Number of sunny days: 5 days
Day length: 12.0 - 12.4 hours
Number of rainy days: 6 days
Precipitation totals: 3.9 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 86°F. At the same time the lowest night temperature was 78°F. Daily and nightly averages during September were 84.5°F and 80.5°F.

Sea water temperature in Sainte-Luce in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 85.6°F. The highest and lowest sea temperatures during the month were 86.2°F and 85.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are partly cloudy but sunny or cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Sainte-Luce in September is 4.3 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 9.7 mph It makes September lest windy month of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 5.5.

Best time for vacation in Sainte-Luce

Sunniest months:
September 5 days
January 4 days
December 4 days
Warmest months:
September 86.5 °F
August 85.9 °F
October 85.7 °F
Warmest sea temp:
September 84.9 °F
October 84.6 °F
August 84.0 °F
Coldest months:
February 81.3 °F
January 81.5 °F
March 81.9 °F
Rainiest months:
October 8 days
August 8 days
November 6 days
Windiest months:
June 15.4 mph
February 15.3 mph
January 15.2 mph

Sainte-Luce on a weather map

Sainte-Luce
+77°F
W 15 mph
Feels like: +81°F
Precip.: 70%
Places in Martinique:
Name
°F
24 Hours Forecast
Sainte-Luce
Local time: 00:33
December 05, friday
0300
77°F
W
13 mph
0600
75°F
SW
12 mph
0900
79°F
W
16 mph
1200
81°F
W
18 mph
1500
81°F
W
17 mph
1800
77°F
W
16 mph
2100
77°F
W
16 mph
December 06, saturday
0000
77°F
W
16 mph
Units of measurement: °C / °F