Caribbean · Month-by-month weather, seasons and what to do — from Noura's Destination Finder.
🟢 Peak season · 🟠 Shoulder · ⚪ Off-peak
Average temperatures, sunshine and the feel of each month. Getting the timing right is half of a great trip.
| Month | Avg °F | Sun | Rain | Season | What it's like |
|---|---|---|---|---|---|
| January | 72–83°F | 8h | Moderate (100mm) | Peak | Old San Juan hums with SanSe fiesta energy under warm, drier winter skies. |
| February | 72–83°F | 8h | Moderate (70mm) | Peak | Peak-season warmth and sunshine, perfect for forts, beaches and bio bays. |
| March | 73–84°F | 9h | Moderate (65mm) | Peak | Bright, breezy and dry; the sunniest month for El Yunque and Rincon surf. |
| April | 74–85°F | 9h | High (110mm) | Peak | Warm, mostly dry days ideal for island day-trips before the rains build. |
| May | 76–87°F | 8h | High (155mm) | Shoulder | Heat and afternoon downpours arrive; lush El Yunque and thinning crowds. |
| June | 77–88°F | 8h | High (130mm) | Shoulder | Hot, humid and festive with Noche de San Juan beach rituals at midnight. |
| July | 78–89°F | 8h | High (145mm) | Shoulder | Steamy summer days, warm seas and local vacation buzz across the island. |
| August | 78–89°F | 8h | High (165mm) | Off-Peak | Hot, wet and stormy: warm ocean but a close eye on the tropics. |
| September | 77–89°F | 7h | High (160mm) | Off-Peak | Sultry and quiet; peak hurricane month means deals and caution. |
| October | 77–88°F | 7h | High (150mm) | Off-Peak | Warm and rainy with storm risk easing late; green mountains, few crowds. |
| November | 75–86°F | 7h | High (155mm) | Shoulder | Cooling and drying out as high season and Rincon whale watching begin. |
| December | 73–84°F | 7h | High (120mm) | Peak | Festive warmth and holiday parrandas fill Old San Juan's blue streets. |
Data cross-referenced from climate and flight sources; conditions vary year to year.
Hand-picked ideas for every month of the year — from Noura's Destination Finder.
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