16.09
wed
wed
Day
82°F
W 4 mph
Precip.
12%
12%
Night
79°F
SW 1 mph
Precip.
30%
30%
17.09
thu
thu
Day
86°F
SW 6 mph
Precip.
8%
8%
Night
75°F
E 3 mph
Precip.
24%
24%
18.09
fri
fri
Day
84°F
S 6 mph
Precip.
30%
30%
Night
75°F
E 4 mph
Precip.
22%
22%
19.09
sat
sat
Day
84°F
S 7 mph
Precip.
35%
35%
Night
77°F
E 4 mph
Precip.
39%
39%
20.09
sun
sun
Day
84°F
S 6 mph
Precip.
60%
60%
Night
77°F
NE 2 mph
Precip.
73%
73%
21.09
mon
mon
Day
82°F
S 3 mph
Precip.
65%
65%
Night
73°F
E 4 mph
Precip.
31%
31%
22.09
tue
tue
Day
84°F
NW 2 mph
Precip.
33%
33%
Night
75°F
N 3 mph
Precip.
27%
27%
sea water
temperature
temperature
| Tortuguero |
monthly
weather
weather
| Tortuguero |
current
weather
weather
| Tortuguero |
14 days
forecast
forecast
| Tortuguero |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 83.8°F. The highest and lowest sea temperatures during the month were 84.7°F and 82.6°F.
Air temperature in Tortuguero, °F
Precipitation total in Tortuguero, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Tortuguero
Tortuguero on a weather map
Places in Costa Rica:
Name
°F
24 Hours Forecast
Tortuguero
Local time: 06:12
September 16, wednesday
0900
79°F
E
1 mph
1 mph
1200
82°F
W
4 mph
4 mph
1500
84°F
W
7 mph
7 mph
1800
79°F
W
4 mph
4 mph
2100
79°F
W
3 mph
3 mph
September 17, thursday
0000
79°F
SW
1 mph
1 mph
0300
75°F
SE
2 mph
2 mph
0600
75°F
NE
2 mph
2 mph
