Places › San Juan, PR
San Juan, PR — best months to visit
Old San Juan's forts and blue cobblestones, with beaches minutes away.
Best months for San Juan: March, April — warm days around 85°F, rain on about 13 days a month.
83°F
Rain 18 days
Daylight 11h 08mFEB
84°F
Rain 15 days
Daylight 11h 31mMAR
85°F
★ Best
Rain 13 days
Daylight 11h 59mAPR
86°F
★ Best
Rain 14 days
Daylight 12h 32mMAY
87°F
Rain 16 days
Daylight 12h 59mJUN
89°F
Rain 15 days
Daylight 13h 14mJUL
89°F
Rain 19 days
Daylight 13h 08mAUG
89°F
Rain 20 days
Daylight 12h 45mSEP
89°F
Rain 18 days
Daylight 12h 13mOCT
89°F
Rain 18 days
Daylight 11h 41mNOV
86°F
Rain 21 days
Daylight 11h 14mDEC
84°F
Rain 20 days
Daylight 11h 02m
Averages are the 1991–2020 climate normals (NOAA National Centers for Environmental Information) for the station named on each page. Rain days = days with at least 0.01 in of precipitation. Daylight is computed for the middle of the month.
Temperature band (low to high) in each month's color; pale bars behind = total rain for the month. 1991–2020 normals.
All twelve months
| Month | Score | Avg high | Avg low | Rain | Rain days | Daylight | Verdict |
|---|---|---|---|---|---|---|---|
| January | 71 | 83° | 72° | 4.07 in | 18 | 11h 08m | A good month |
| February | 79 | 84° | 72° | 2.58 in | 15 | 11h 31m | A good month |
| March ★ Best | 84 | 85° | 72° | 2.18 in | 13 | 11h 59m | One of the best months |
| April ★ Best | 82 | 86° | 74° | 4.60 in | 14 | 12h 32m | One of the best months |
| May | 76 | 87° | 76° | 5.54 in | 16 | 12h 59m | A good month |
| June | 80 | 89° | 77° | 4.66 in | 15 | 13h 14m | One of the best months |
| July | 69 | 89° | 78° | 6.02 in | 19 | 13h 08m | A good month |
| August | 49 | 89° | 78° | 6.29 in | 20 | 12h 45m | A risky month |
| September | 49 | 89° | 78° | 6.50 in | 18 | 12h 13m | A risky month |
| October | 49 | 89° | 77° | 5.21 in | 18 | 11h 41m | A risky month |
| November | 64 | 86° | 75° | 7.37 in | 21 | 11h 14m | A shoulder month |
| December | 70 | 84° | 73° | 4.85 in | 20 | 11h 02m | A good month |
Score is rule-derived from the same normals — the rules are published on How we pick. Rain days = days with at least 0.01 in of precipitation.
March in San Juan: one of the best months (score 84 of 100)
Typical March days in San Juan reach about 85°F with nights near 72°F; rain is frequent — about 13 days see some rain, usually in showers.
- A waterproof shell — rain falls on about 13 days in a typical March.
- Swimsuit, sandals, and reef-safe sunscreen.
April in San Juan: one of the best months (score 82 of 100)
Typical April days in San Juan reach about 86°F with nights near 74°F; rain is frequent — about 14 days see some rain, usually in showers.
- A waterproof shell — rain falls on about 14 days in a typical April.
- Swimsuit, sandals, and reef-safe sunscreen.