17.07
fri
fri
Day

88°F
SW 21 mph
Precip.
16%
16%
Night

77°F
W 12 mph
Precip.
13%
13%
18.07
sat
sat
Day

86°F
SW 21 mph
Precip.
5%
5%
Night

75°F
NW 9 mph
Precip.
21%
21%
19.07
sun
sun
Day

88°F
SW 19 mph
Precip.
3%
3%
Night

77°F
NW 9 mph
Precip.
20%
20%
20.07
mon
mon
Day

88°F
SW 21 mph
Precip.
4%
4%
Night

77°F
W 9 mph
Precip.
30%
30%
21.07
tue
tue
Day

84°F
SW 16 mph
Precip.
21%
21%
Night

77°F
W 9 mph
Precip.
15%
15%
22.07
wed
wed
Day

86°F
SW 11 mph
Precip.
46%
46%
Night

75°F
NW 7 mph
Precip.
11%
11%
23.07
thu
thu
Day

88°F
SW 13 mph
Precip.
3%
3%
Night

75°F
NW 10 mph
Precip.
10%
10%
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 83.5°F. The highest and lowest sea temperatures during the month were 83.8°F and 83.1°F.
Air temperature in Arecibo, °F
Precipitation total in Arecibo, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Arecibo
Arecibo on a weather map
Places in Puerto Rico:
Name
°F
24 Hours Forecast
Arecibo
Local time: 13:10
July 17, friday
1500

88°F
SW
24 mph
24 mph
1800

84°F
W
23 mph
23 mph
2100

81°F
W
17 mph
17 mph
July 18, saturday
0000

77°F
W
12 mph
12 mph
0300

75°F
NW
8 mph
8 mph
0600

75°F
NW
9 mph
9 mph
0900

84°F
W
14 mph
14 mph
1200

86°F
SW
21 mph
21 mph



























