Weather in Negril, Jamaica in September

So you're interested in going to Negril, Jamaica in September

September is a hot and slightly rainy time for sunbathing in Negril. September is an excellent month for swimming in Negril with very warm sea temperatures. Consider visiting Negril in the months of January, February, March, July, for the best beach weather. Also consider one of our other suggestions for September.

Temperature in Negril in September

The average maximum temperature in Negril in September is 32°. The average maximum temperature is 32° in the previous month and 31° in the next month.

The average temperature in Negril in September is 29°. The average temperature ranges is 29° in the previous month and 28° in the next month.

The average minimum temperature in Negril in September is 26°. The minimum temperature is 26° in the previous month and 25° in the next month.

Sunshine in Negril in September

The average day light hours per day in Negril in September are 12.2 and there are 7.3 hours of sunshine per day on average during September making it a quite sunny month with some cloud cover.

The ultraviolet index in Negril in September is typically 12.3 during September. An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Negril in September

The average sea water temperature in Negril in September is 29.3° which is very warm and ideal for relaxing and swimming for the whole day.

Rainfall in Negril in September

The average total rainfall in Negril in September is 24.3cm and on average there are 15 rainy days in September making it a slightly wet time to visit the beach.

Humidity in Negril in September

The maximum dew point (an indicator of humidity) in Negril in September is 26° which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning. The dew point is 26° in the previous month and 25° in the next month.

The average maximum relative humidity in Negril in September is typically 88%. The maximum relative humidity is 86.9% in the previous month and 89.2% in the next month.

The average relative humidity in Negril in September is typically 77.2%. The average relative humidity is 76.2% in the previous month and 78.8% in the next month.

Wind Speed in Negril in September

The average maximum wind speed in Negril in September is typically 27kmh. The average maximum wind speed is 31kmh in the previous month and 26kmh in the next month.

The average wind speed in Negril in September is typically 9kmh. The average wind speed is 10kmh in the previous month and 9kmh in the next month.

The average wind direction in Negril in September is from the East.

Monthly Averages

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