Measurements:
°C
°F
San Luis
88°F
SW 18 mph
Feels like: 100°F
Precip: 25%
World Resorts Colombia San Luis Weather

7 Day Weather Forecast

09.08
tue
DAY
86°F
SW 19 mph
precip
23%
NIGHT
86°F
SW 19 mph
precip
30%
09.09
wed
DAY
88°F
SW 20 mph
precip
30%
NIGHT
88°F
SW 17 mph
precip
27%
09.10
thu
DAY
86°F
SW 15 mph
precip
39%
NIGHT
86°F
SW 17 mph
precip
23%
09.11
fri
DAY
86°F
SW 19 mph
precip
24%
NIGHT
86°F
SW 16 mph
precip
61%
09.12
sat
DAY
86°F
W 18 mph
precip
53%
NIGHT
86°F
W 17 mph
precip
27%
09.13
sun
DAY
86°F
W 21 mph
precip
76%
NIGHT
84°F
W 14 mph
precip
46%
09.14
mon
DAY
86°F
W 17 mph
precip
69%
NIGHT
86°F
W 16 mph
precip
71%

San Luis Sea Water Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for San Luis was 29.6°F. The maximum and minimum values were 29.2°F and 30.1°F respectively.

San Luis on the Weather Map

Best Time to Visit San Luis
The most sunny months:
March 1 day
May 1 day
January 0 days
The most warm months:
September 87.1 °F
October 86.8 °F
August 86.3 °F
Warmest sea temperature:
October 89.6 °F
September 89.2 °F
November 88.5 °F
The most cold months:
February 83.3 °F
March 83.9 °F
January 84.0 °F
The most rainy months:
June 8 days
November 8 days
October 8 days
The most windy months:
February 17 mph
January 17 mph
July 17 mph