26.08
wed
wed
Day
84°F
N 6 mph
Precip.
27%
27%
Night
77°F
SW 1 mph
Precip.
68%
68%
27.08
thu
thu
Day
84°F
N 6 mph
Precip.
18%
18%
Night
77°F
S 1 mph
Precip.
30%
30%
28.08
fri
fri
Day
81°F
N 6 mph
Precip.
25%
25%
Night
77°F
W 3 mph
Precip.
62%
62%
29.08
sat
sat
Day
82°F
N 6 mph
Precip.
61%
61%
Night
77°F
W 1 mph
Precip.
73%
73%
30.08
sun
sun
Day
82°F
N 5 mph
Precip.
65%
65%
Night
77°F
W 2 mph
Precip.
70%
70%
31.08
mon
mon
Day
84°F
N 7 mph
Precip.
31%
31%
Night
77°F
NW 3 mph
Precip.
76%
76%
01.09
tue
tue
Day
77°F
W 4 mph
Precip.
60%
60%
Night
75°F
SW 3 mph
Precip.
25%
25%
02.09
wed
wed
Day
84°F
N 3 mph
Precip.
13%
13%
Night
77°F
SW 2 mph
Precip.
44%
44%
03.09
thu
thu
Day
82°F
N 7 mph
Precip.
19%
19%
Night
77°F
S 3 mph
Precip.
22%
22%
04.09
fri
fri
Day
84°F
N 7 mph
Precip.
17%
17%
Night
77°F
SW 1 mph
Precip.
33%
33%
05.09
sat
sat
Day
82°F
N 6 mph
Precip.
40%
40%
Night
75°F
SE 1 mph
Precip.
42%
42%
06.09
sun
sun
Day
81°F
NW 6 mph
Precip.
25%
25%
Night
75°F
NW 4 mph
Precip.
79%
79%
07.09
mon
mon
Day
82°F
E 2 mph
Precip.
16%
16%
Night
77°F
SW 2 mph
Precip.
48%
48%
08.09
tue
tue
Day
84°F
NE 6 mph
Precip.
15%
15%
Night
77°F
SW 3 mph
Precip.
86%
86%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 86.8°F. The highest and lowest sea temperatures during the month were 87.6°F and 85.8°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 83.9°F. The highest and lowest sea temperatures during the month were 84.6°F and 83.3°F.
Air temperature in Quepos, °F
Precipitation total in Quepos, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Quepos
Quepos on a weather map
Places in Costa Rica:
Name
°F
24 Hours Forecast
Quepos
Local time: 23:49
August 27, thursday
0000
77°F
SW
1 mph
1 mph
0300
75°F
SW
4 mph
4 mph
0600
75°F
S
2 mph
2 mph
0900
81°F
N
2 mph
2 mph
1200
84°F
N
6 mph
6 mph
1500
84°F
NE
6 mph
6 mph
1800
81°F
E
2 mph
2 mph
2100
79°F
S
1 mph
1 mph
