September is a hot and slightly rainy time for sunbathing in Sand Harbor. September is an excellent month for swimming in Sand Harbor with very warm sea temperatures. Consider visiting Sand Harbor in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for September.
The average maximum temperature in Sand Harbor in September is 28°. The average maximum temperature is 31° in the previous month and 20° in the next month.
The average temperature in Sand Harbor in September is 18°. The average temperature ranges is 21° in the previous month and 11° in the next month.
The average minimum temperature in Sand Harbor in September is 9°. The minimum temperature is 12° in the previous month and 3° in the next month.
The average day light hours per day in Sand Harbor in September are 12.5 and there are 10.8 hours of sunshine per day on average during September making it a very sunny and pleasant month with long bright days.
The ultraviolet index in Sand Harbor in September is typically 9 during September. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. 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.
The average sea water temperature in Sand Harbor in September is 29.5° which is very warm and ideal for relaxing and swimming for the whole day.
The average total rainfall in Sand Harbor in September is 0.6cm and on average there are 11.3 rainy days in September making it a slightly wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Sand Harbor in September is 3° which is a bit dry for some. The dew point is 6° in the previous month and 1° in the next month.
The average maximum relative humidity in Sand Harbor in September is typically 63.1%. The maximum relative humidity is 61.6% in the previous month and 72.5% in the next month.
The average relative humidity in Sand Harbor in September is typically 34.2%. The average relative humidity is 32.5% in the previous month and 44.3% in the next month.
The average maximum wind speed in Sand Harbor in September is typically 25kmh. The average maximum wind speed is 27kmh in the previous month and 24kmh in the next month.
The average wind speed in Sand Harbor in September is typically 6kmh. The average wind speed is 6kmh in the previous month and 6kmh in the next month.
The average wind direction in Sand Harbor in September is from the West-Northwest.
