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New ZealandThe weather in September in Napier
It's cool to moderate in September in Napier with an average temperature of 17°C. Temperatures this month range from a low of 15°C to a high of 20°C. At night, you can expect temperatures between 5°C and 11°C.
Looking for sun and warm weather? September isn’t a good month to be in Napier. The temperatures are too low for a warm stay this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Napier, New Zealand. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 24°C in 2017, Napier reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 9°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of -2°C to a highest value of 16°C.
Water temperature
The water temperature at Napier is 16°C this month. This is probably too cold to swim without protective gear.
Rainfall amount
In September, there is an average of 88 mm of precipitation, spread over 12 days. The wind speed is around 5 Bft, mostly coming from the Southwest.
Daily weather in September for Napier
Click on any day in September to get detailed info about the usual weather on that day in Napier. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Napier | New York | |
|---|---|---|
| Average temperature | 17°C | 27°C |
| Max. temperature | 20°C | 31°C |
| Min. temperature | 5°C | -5°C |
| Total precipitation | 88 mm | 57 mm |
| Rainy days | 12 days | 9 days |
Start of September
The month of September starts in Napier with cool temps, averaging around 16°C during the day and nights around 8°C.
Mid September
By mid-September, daytime temps rise to around 18°C, with nights around 8°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of September
By the end of September, the average daytime temperature in Napier is around 18°C, while nighttime temps are about 10°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
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UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Napier for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in September in Napier, New Zealand. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Napier
Temperature in September in Napier over the years
Precipitation charts
These charts show the average amount of precipitation in September in Napier, New Zealand. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Napier
Total precipitation in September in Napier over the years
Daily UV index in September in Napier
This chart shows the average daily UV index in September in Napier, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Napier
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Average weather in Napier by month
Click on a month below to see detailed weather info for Napier. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.