September is a very cold and slightly rainy time for sunbathing in New Zealand, and not recommended. September is too cold for swimming in New Zealand for any length of time, unless you have a wetsuit. Consider visiting New Zealand in the months of January, February, March, December, for the best beach weather. Also consider one of our other suggestions for September.
The average maximum temperature in New Zealand in September is 10°. The average maximum temperature is 9° in the previous month and 11° in the next month.
The average temperature in New Zealand in September is 8°. The average temperature ranges is 7° in the previous month and 9° in the next month.
The average minimum temperature in New Zealand in September is 6°. The minimum temperature is 5° in the previous month and 7° in the next month.
The average day light hours per day in New Zealand in September are 11.8 and there are 5.7 hours of sunshine per day on average during September making it a sunny month that is overcast at times.
The ultraviolet index in New Zealand in September is typically 5.4 during September. An ultraviolet index reading of 3 to 5 indicates there is a moderate risk of harm from unprotected sun exposure. Keep out of the sun during the strongest hours around midday when unprotected skin risks burning in less than 30 minutes. For the sensitive 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, and after swimming or sweating. Tanning for hours is possible with the right application of sun cream. Watch out for relections from water that may increase ultraviolet exposure.
The average sea water temperature in New Zealand in September is 13.6° which is cold for swimming, a full wet suit is required to spend any length of time in the sea.
The average total rainfall in New Zealand in September is 0.8cm and on average there are 10.3 rainy days in September making it a slightly wet time to visit the beach.
The maximum dew point (an indicator of humidity) in New Zealand in September is 7° which is a bit dry for some. The dew point is 7° in the previous month and 8° in the next month.
The average maximum relative humidity in New Zealand in September is typically 58%. The maximum relative humidity is 58% in the previous month and 56.5% in the next month.
The average relative humidity in New Zealand in September is typically 49.6%. The average relative humidity is 50.5% in the previous month and 47.5% in the next month.
The average maximum wind speed in New Zealand in September is typically 18kmh. The average maximum wind speed is 17kmh in the previous month and 20kmh in the next month.
The average wind speed in New Zealand in September is typically 10kmh. The average wind speed is 9kmh in the previous month and 12kmh in the next month.
The average wind direction in New Zealand in September is from the South.
