09.07
mon
mon
DAY

88°F
S 6 mph
precip
36%
36%
NIGHT

80°F
E 4 mph
precip
55%
55%
09.08
tue
tue
DAY

88°F
SW 7 mph
precip
42%
42%
NIGHT

82°F
W 2 mph
precip
27%
27%
09.09
wed
wed
DAY

84°F
SW 6 mph
precip
76%
76%
NIGHT

78°F
E 2 mph
precip
65%
65%
09.10
thu
thu
DAY

88°F
NW 5 mph
precip
17%
17%
NIGHT

78°F
NE 2 mph
precip
27%
27%
09.11
fri
fri
DAY

88°F
S 5 mph
precip
47%
47%
NIGHT

78°F
E 4 mph
precip
49%
49%
09.12
sat
sat
DAY

88°F
S 6 mph
precip
18%
18%
NIGHT

80°F
E 3 mph
precip
31%
31%
09.13
sun
sun
DAY

90°F
S 4 mph
precip
14%
14%
NIGHT

78°F
E 5 mph
precip
47%
47%
Weather in
September
September
| Tortuguero |
14 day weather
forecast
forecast
| Tortuguero |
Monthly weather
averages
averages
| Tortuguero |
Sea water
temperature
temperature
| Tortuguero |
Tortuguero Sea Water Temperature in September, °F
The average sea surface temperature in September 2025 for Tortuguero was 29.1°F. The maximum and minimum values were 28.7°F and 29.8°F respectively.
Costa Rica Resorts:
NAME
F°
| Alajuela | ![]() |
+66 |
| Cahuita | ![]() |
+80 |
| El Roble | ![]() |
+78 |
| Heredia | ![]() |
+60 |
| Jaco | ![]() |
+82 |
| Limon | ![]() |
+80 |
| Playa Flamingo | ![]() |
+80 |
| Playas del Coco | ![]() |
+80 |
| Puerto Limon | ![]() |
+80 |
| Puerto Viejo de Talamanca | ![]() |
+80 |
| Samara | ![]() |
+76 |
| San Jose | ![]() |
+60 |
| Santa Teresa | ![]() |
+80 |
| Tamarindo | ![]() |
+80 |
| Tortuguero | ![]() |
+76 |



























