Best Time To Visit San Juan, Puerto Rico

Best Time To Go To San Juan

The weather in the city is more or less consistent as San Juan enjoys a tropical monsoon climate. Maximum temperatures hover around 30 degree Celsius during the summer months (June to September), while the minimum is usually 25 degree Celsius. Summer months are also the rainiest. Temperatures remain at around 28 degree Celsius during the day 22 degree Celsius at night the rest of the year. The best time visit San Juan would be before the wet summers begin and the tourist-heavy winters end—mid-April to June.

Climate in San Juan

Know weather for your travel dates:

27-May-2018
Today 27 May

85

74

Humid throughout the day and partly cloudy until evening.

Wind:3.56 m/s

Humidity:81%

Precipitation:0.08%

  • Mon 28 May
    84 | 74

    Humid throughout the day and partly cloudy until afternoon.

  • Tue 29 May
    85 | 74

    Humid throughout the day and partly cloudy until evening.

  • Wed 30 May
    87 | 73

    Partly cloudy until evening and humid throughout the day.

  • Thu 31 May
    87 | 73

    Partly cloudy until afternoon.

  • Fri 01 Jun
    88 | 73

    Partly cloudy until evening.

  • Sat 02 Jun
    90 | 74

    Partly cloudy until evening and humid throughout the day.

Month wise Weather in San Juan

Average Temperature in San Juan by month

  • 80℉
  • 60℉
  • 40℉
  • 20℉ 0℉
Jan

Average temperature: 77℉

Minimum temperature: 66℉

Maximum temperature: 84℉

Feb

Average temperature: 77℉

Minimum temperature: 72℉

Maximum temperature: 84℉

Mar

Average temperature: 77℉

Minimum temperature: 72℉

Maximum temperature: 84℉

Apr

Average temperature: 78℉

Minimum temperature: 72℉

Maximum temperature: 86℉

May

Average temperature: 80℉

Minimum temperature: 73℉

Maximum temperature: 88℉

Jun

Average temperature: 81℉

Minimum temperature: 73℉

Maximum temperature: 86℉

Jul

Average temperature: 82℉

Minimum temperature: 77℉

Maximum temperature: 88℉

Aug

Average temperature: 83℉

Minimum temperature: 75℉

Maximum temperature: 90℉

Sep

Average temperature: 83℉

Minimum temperature: 77℉

Maximum temperature: 90℉

Oct

Average temperature: 82℉

Minimum temperature: 75℉

Maximum temperature: 90℉

Nov

Average temperature: 80℉

Minimum temperature: 75℉

Maximum temperature: 88℉

Dec

Average temperature: 79℉

Minimum temperature: 73℉

Maximum temperature: 84℉

Highest temperature in San Juan is recorded as 89.6℉ in August, September and October.

Lowest temperature in San Juan is recorded as 66.2℉ in January.

Average Rain in San Juan by Month (in mm)

  • 240
  • 180
  • 120
  • 60 0
Jan

Average Rain: 37.96 mm

Minimum Rain: 0 mm

Maximum Rain: 257.01 mm

Feb

Average Rain: 36.44 mm

Minimum Rain: 0 mm

Maximum Rain: 269.44 mm

Mar

Average Rain: 114.68 mm

Minimum Rain: 0 mm

Maximum Rain: 1045.16 mm

Apr

Average Rain: 130.12 mm

Minimum Rain: 0 mm

Maximum Rain: 1641.29 mm

May

Average Rain: 95.05 mm

Minimum Rain: 0 mm

Maximum Rain: 706.04 mm

Jun

Average Rain: 86.3 mm

Minimum Rain: 0 mm

Maximum Rain: 452.14 mm

Jul

Average Rain: 139.3 mm

Minimum Rain: 0 mm

Maximum Rain: 1032.78 mm

Aug

Average Rain: 144.1 mm

Minimum Rain: 0 mm

Maximum Rain: 1529.79 mm

Sep

Average Rain: 113.08 mm

Minimum Rain: 0 mm

Maximum Rain: 1246.45 mm

Oct

Average Rain: 143.45 mm

Minimum Rain: 0 mm

Maximum Rain: 1241.82 mm

Nov

Average Rain: 208.26 mm

Minimum Rain: 0 mm

Maximum Rain: 1512.78 mm

Dec

Average Rain: 88.66 mm

Minimum Rain: 0 mm

Maximum Rain: 524.93 mm

Maximum rain recorded in San Juan is 1641.29 mm in April.

Months with no rains or lowest rains in San Juan is February.

Average Humidity in San Juan by Month (in %)

  • 100
  • 75
  • 50
  • 25 0
Jan

Average Humidity: 74%

Minimum Humidity: 60%

Maximum Humidity: 81%

Feb

Average Humidity: 75%

Minimum Humidity: 69%

Maximum Humidity: 82%

Mar

Average Humidity: 78%

Minimum Humidity: 66%

Maximum Humidity: 90%

Apr

Average Humidity: 78%

Minimum Humidity: 69%

Maximum Humidity: 87%

May

Average Humidity: 80%

Minimum Humidity: 73%

Maximum Humidity: 90%

Jun

Average Humidity: 77%

Minimum Humidity: 72%

Maximum Humidity: 84%

Jul

Average Humidity: 79%

Minimum Humidity: 74%

Maximum Humidity: 84%

Aug

Average Humidity: 79%

Minimum Humidity: 70%

Maximum Humidity: 88%

Sep

Average Humidity: 77%

Minimum Humidity: 71%

Maximum Humidity: 90%

Oct

Average Humidity: 83%

Minimum Humidity: 75%

Maximum Humidity: 93%

Nov

Average Humidity: 84%

Minimum Humidity: 72%

Maximum Humidity: 93%

Dec

Average Humidity: 78%

Minimum Humidity: 68%

Maximum Humidity: 84%

Most humid month in San Juan is November.

Least humid month in San Juan is January.

Best time to visit San Juan Attractions in May