Montego Bay in September
In September, Montego Bay averages 31°C (87°F) during the day and 24°C (76°F) at night, with frequent rain — about 29 days of the month see precipitation (181 mm total).
Off-peakConditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.
It's peak hurricane season in Montego Bay during September. Travel is possible but expect storm risk, possible flight disruption, and generally lower travel insurance coverage.
How September compares to the rest of the year in Montego Bay
September is one of the warmest months in Montego Bay (3rd of 12) and one of the wettest months (3rd of 12). Daytime temperature runs 1°C above the annual average (29°C). September runs roughly the same as August (31°C) and cools 1°C in October (30°C).
September sunrise & sunset in Montego Bay
Times shown for Montego Bay local time (America/Jamaica), calculated for the 15th of September. They shift by a few minutes day to day across the month.
Photography light in Montego Bay — September
Golden-hour and blue-hour windows for the 15th of September, in Montego Bay's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Montego Bay in September
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on September's tier (Off-peak) and Montego Bay's popularity.
Crowds & pricing — September in Montego Bay
This is off-peak for Montego Bay — the lowest prices of the year and the fewest crowds, but with real trade-offs: some restaurants, hotels, and beach businesses may close for the season; weather conditions can make outdoor activities unpredictable; and a handful of seasonal sights run reduced hours or close entirely. Great if you prefer a quiet local rhythm and don't mind the climate giving you reasons to choose indoor activities.
Why this tier: peak hazard season (1 active)
Sun & mosquito risk — September in Montego Bay
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Sea temperature in Montego Bay — September
Across the year Montego Bay's sea swings from 27.3°C (February) to 30.8°C (September) — September sits at 30.8°C.
Montego Bay in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 27°C / 81°F | 21°C / 70°F | 63 mm | 24 | — |
| February | 28°C / 82°F | 21°C / 70°F | 55 mm | 23 | — |
| March | 28°C / 83°F | 21°C / 70°F | 71 mm | 24 | — |
| April | 29°C / 84°F | 22°C / 71°F | 106 mm | 27 | — |
| May | 30°C / 85°F | 23°C / 73°F | 212 mm | 29 | — |
| June | 30°C / 87°F | 24°C / 75°F | 123 mm | 25 | — |
| July | 31°C / 87°F | 24°C / 76°F | 97 mm | 26 | — |
| August | 31°C / 87°F | 24°C / 76°F | 142 mm | 28 | — |
| September | 31°C / 87°F | 24°C / 76°F | 181 mm | 29 | — |
| October | 30°C / 85°F | 24°C / 75°F | 190 mm | 30 | — |
| November | 28°C / 83°F | 23°C / 73°F | 96 mm | 25 | — |
| December | 28°C / 82°F | 22°C / 72°F | 67 mm | 22 | — |
Other cities with similar September weather
🌍 See the full ranked list of climate twins for Montego Bay in September →
Frequently asked questions
How hot is Montego Bay in September?
In September, Montego Bay averages a high of 31°C (87°F) and a low of 24°C (76°F) — generally hot.
Does it rain a lot in Montego Bay in September?
September is quite rainy in Montego Bay, with about 29 rainy days on average.
Is September a good time to visit Montego Bay?
September is hot but on the rainy side. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Montego Bay in September?
Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full September packing list for Montego Bay for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.