17.03
tue
tue
Day
84°F
NE 9 mph
Precip.
0%
0%
Night
79°F
S 2 mph
Precip.
100%
100%
18.03
wed
wed
Day
84°F
NE 7 mph
Precip.
0%
0%
Night
81°F
S 2 mph
Precip.
0%
0%
19.03
thu
thu
Day
84°F
NE 8 mph
Precip.
0%
0%
Night
79°F
SW 2 mph
Precip.
100%
100%
20.03
fri
fri
Day
84°F
NE 7 mph
Precip.
0%
0%
Night
79°F
W 2 mph
Precip.
100%
100%
21.03
sat
sat
Day
84°F
NE 7 mph
Precip.
0%
0%
Night
79°F
SW 5 mph
Precip.
0%
0%
22.03
sun
sun
Day
84°F
NE 6 mph
Precip.
0%
0%
Night
81°F
S 3 mph
Precip.
0%
0%
23.03
mon
mon
Day
84°F
NE 7 mph
Precip.
0%
0%
Night
81°F
S 2 mph
Precip.
0%
0%
24.03
tue
tue
Day
84°F
NE 7 mph
Precip.
0%
0%
Night
81°F
SW 3 mph
Precip.
0%
0%
25.03
wed
wed
Day
84°F
N 6 mph
Precip.
100%
100%
Night
81°F
SE 4 mph
Precip.
80%
80%
26.03
thu
thu
Day
84°F
NE 7 mph
Precip.
0%
0%
Night
81°F
SE 1 mph
Precip.
100%
100%
27.03
fri
fri
Day
84°F
NE 7 mph
Precip.
0%
0%
Night
81°F
SW 4 mph
Precip.
100%
100%
28.03
sat
sat
Day
84°F
N 11 mph
Precip.
0%
0%
Night
81°F
SW 5 mph
Precip.
0%
0%
29.03
sun
sun
Day
84°F
N 9 mph
Precip.
0%
0%
Night
81°F
S 6 mph
Precip.
0%
0%
30.03
mon
mon
Day
84°F
N 9 mph
Precip.
0%
0%
Night
82°F
SE 3 mph
Precip.
61%
61%
Sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 85.8°F. The highest and lowest sea temperatures during the month were 86.9°F and 84.9°F.
Air temperature in Jaco, °F
Precipitation total in Jaco, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Jaco
Jaco on a weather map
Places in Costa Rica:
Name
°F
24 Hours Forecast
Jaco
Local time: 06:15
March 17, tuesday
0900
82°F
SE
4 mph
4 mph
1200
84°F
NE
9 mph
9 mph
1500
84°F
N
8 mph
8 mph
1800
82°F
NE
7 mph
7 mph
2100
81°F
E
2 mph
2 mph
March 18, wednesday
0000
79°F
S
2 mph
2 mph
0300
79°F
SE
6 mph
6 mph
0600
77°F
S
7 mph
7 mph
