San Juan Water Temperature

San Juan is a city close to Atlantic Ocean. tropical rainforest climate would be the climate here. September is the month with the highest water temperature at 84.4°F / 29.1°C. The month with the lowest is March with an average water temperature of 78.8°F / 26°C. The avg. air temperature is around 76.3°F / 24.6°C, July is the month with the highest temperature. January is the coolest with 70.3°F / 21.3°C average air temperature. February is the month with the min. precipitation of 1in / 25.1mm and September with the max. precipitation in a year with 5in / 127mm. If you plan to visit this place, the month January, February, March, April, May, June, July, August, September, October, November, December would be the best time.

Summary

Description Value
Current water temperature 75.2 °F / 24 °C
Warmest Month Water Temperature: September with 84.4°F / 29.1°C
Coldest Month Water Temperature: March with 78.8°F / 26°C
Warmest Month Air Temperature: July with 76.3°F / 24.6°C
Coldest Month Air Temperature: January with 70.3°F / 21.3°C
Wettest Month: September with 5in / 127mm
Highest Humidity October with 85.1%
Lowest Humidity March with 72.7%
Best Time to Visit: January, February, March, April, May, June, July, August, September, October, November, December
Climate Classification tropical rainforest climate

San Juan Water Temperature

San Juan,United States of America: The current water temperature 75.2 °F

The temperature is suitable for swimming

Atlantic Ocean water temperature by month

Max. Water

Temperature

(°F)

ø. Water

Temperature

(°F)

Min. Water

Temperature

(°F)

January

80.2 79.7 79.2

February

79.2 78.8 78.6

March

79.2 78.8 78.6

April

80.4 79.5 79
May 81.7 80.8 80.4

June

82.6 82.2 81.5

July

83.5 82.8 82.4

August

84 83.7 83.1

September

84.6 84.2 83.7

October

84.4 84.2 83.8

November

83.8 82.9 82

December

82 81.1 80.4

San Juan,United States of America: The current water temperature 24 °C

The temperature is suitable for swimming

Atlantic Ocean water temperature by month

Max. Water

Temperature

(°C)

ø. Water

Temperature

(°C)

Min. Water

Temperature

(°C)

January

26.8 26.5 26.2

February

26.2 26 25.9

March

26.2 26 25.9

April

26.9 26.4 26.1
May 27.6 27.1 26.9

June

28.1 27.9 27.5

July

28.6 28.2 28

August

28.9 28.7 28.4

September

29.2 29 28.7

October

29.1 29 28.8

November

28.8 28.3 27.8

December

27.8 27.3 26.9
The highest water temperature will be reached in September with around 84.4°F / 29.1°C. The lowest in March with an average water temperature of 78.8°F / 26°C.

San Juan weather forecast for the next 14 days

Date Weather High Temp. Low Temp. Rain? Windspeed Precipitation Humidity
Nov 27.
Partly Cloudy
88 °F
31 °C
75 °F
24 °C
0 %
19.9 mph
32 km/h
0 inch
0 mm
68%
Nov 28.
Moderate rain
63 °F
17 °C
43 °F
6 °C
65 %
20.5 mph
33 km/h
0.5 inch
12.3 mm
72%
Nov 29.
Moderate rain
64 °F
18 °C
54 °F
12 °C
86 %
15.5 mph
25 km/h
0.2 inch
5.1 mm
50%
Nov 30.
Partly Cloudy
70 °F
21 °C
55 °F
13 °C
0 %
11.2 mph
18 km/h
0 inch
0 mm
38%
Dec 01.
Partly Cloudy
73 °F
23 °C
57 °F
14 °C
0 %
8.7 mph
14 km/h
0 inch
0 mm
53%
Dec 02.
Partly Cloudy
64 °F
18 °C
57 °F
14 °C
0 %
13.7 mph
22 km/h
0 inch
0 mm
51%
Dec 03.
Cloudy
66 °F
19 °C
52 °F
11 °C
0 %
9.9 mph
16 km/h
0 inch
0 mm
46%
Date Weather High Temp. Low Temp. Rain? Windspeed Precipitation Humidity
Dec 04.
Partly Cloudy
57 °F
14 °C
50 °F
10 °C
0 %
15.5 mph
25 km/h
0 inch
0 mm
39%
Dec 05.
Partly Cloudy
64 °F
18 °C
48 °F
9 °C
0 %
6.2 mph
10 km/h
0 inch
0 mm
33%
Dec 06.
Partly Cloudy
64 °F
18 °C
52 °F
11 °C
0 %
10.6 mph
17 km/h
0 inch
0 mm
48%
Dec 07.
Moderate rain
57 °F
14 °C
50 °F
10 °C
88 %
16.2 mph
26 km/h
0.5 inch
12.6 mm
83%
Dec 08.
Patchy rain nearby
79 °F
26 °C
61 °F
16 °C
73 %
13 mph
21 km/h
0 inch
0.2 mm
76%
Dec 09.
Partly Cloudy
64 °F
18 °C
45 °F
7 °C
0 %
11.2 mph
18 km/h
0 inch
0 mm
31%
Dec 10.
Sunny
79 °F
26 °C
52 °F
11 °C
0 %
10.6 mph
17 km/h
0 inch
0 mm
29%

San Juan weather by month

Max.

Temperature

(°F)

ø.

Temperature

(°F)

Min.

Temperature

(°F)

Precip.

(inch)

Rainy Days

(day)

Rel. Humidity

(%)

January

78.3 70.3 64.2 1.2 0 78.6%

February

79.5 70.5 64.2 1 0 74.7%

March

81 71.2 64.4 1.5 2 72.7%

April

81.1 72.3 65.7 2.6 10.5 76.2%

May

81.9 73.8 68 4.1 16.5 79.9%

June

84 75.7 70 2.4 7.4 78.3%

July

84.9 76.3 70.7 2.3 8 76.7%

August

84.6 76.3 71.2 3.3 16.2 79.2%

September

83.5 75.6 70.7 5 23.5 83.1%

October

81.9 74.5 69.8 4.3 0 85.1%

November

80.1 72.5 66.6 3.7 13.3 84.8%

December

78.3 71.1 66 1.6 0.6 81.6%
Max.

Temperature

(°C)

ø.

Temperature

(°C)

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(days)

Rel. Humidity

(%)

January

25.7 21.3 17.9 30 0 78.6%

February

26.4 21.4 17.9 25.1 0 74.7%

March

27.2 21.8 18 39.1 2 72.7%

April

27.3 22.4 18.7 66.3 10.5 76.2%

May

27.7 23.2 20 103.7 16.5 79.9%

June

28.9 24.3 21.1 62.1 7.4 78.3%

July

29.4 24.6 21.5 58.7 8 76.7%

August

29.2 24.6 21.8 83.4 16.2 79.2%

September

28.6 24.2 21.5 127 23.5 83.1%

October

27.7 23.6 21 110 0 85.1%

November

26.7 22.5 19.2 94.4 13.3 84.8%

December

25.7 21.7 18.9 40.7 0.6 81.6%
The hottest avg. temperature is around 76.3°F / 24.6°C, July is the month with the highest temperature. January is the coolest with 70.3°F / 21.3°C average temperature. February is the month with the lowest precipitation of 1in / 25.1mm and September with the maximum precipitation in a year with 5in / 127mm.

Activities & POI in San Juan

Type of Activity List
Beach Condado Beach, Playita de Condado, Playa del Caribe Hilton, Balneario Escambrón II, Punta Salinas, Balneario Escambrón
Marina for Sailing, Boat adventures, fishing Club Náutico de San Juan
Attraction Sede Central del Sitio Histórico Nacional de San Juan, Viejo San Juan, ArtLab, Club Maya Salón de Actividades, Capitolio de Puerto Rico, Castillo San Cristóbal, Casa Aboy, La Garita Del Diablo, Fuerte San Felipe del Morro
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