May weather forecast
Napier, New Zealand

Weather in May

The last month of the autumn, May, is also an enjoyable month in Napier, New Zealand, with an average temperature ranging between max 17.4°C (63.3°F) and min 8.5°C (47.3°F).

Temperature

In Napier, the average high-temperature in May is relatively the same as in April - a still comfortable 17.4°C (63.3°F). In Napier, the average low-temperature is 8.5°C (47.3°F).

Humidity

The average relative humidity in May in Napier, New Zealand, is 78.7%.

Rainfall

In Napier, it is raining for 7.9 days, with typically 74.8mm (2.94") of accumulated precipitation. In Napier, during the entire year, the rain falls for 87.9 days and collects up to 784.8mm (30.9") of precipitation.

Sea temperature

In May, the average sea temperature in Napier is 16.5°C (61.7°F).
Note: For swimming, a surface water temperature of 16.5°C (61.7°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

Daylight

The average length of the day in May is 9h and 59min.
On the first day of the month, sunrise is at 6:55 am and sunset at 5:23 pm. On the last day of May, in Napier, sunrise is at 7:22 am and sunset at 4:57 pm NZST.

Sunshine

The average sunshine in May is 5h.

UV index

In Napier, New Zealand, the average daily maximum UV index in May is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 2 in May transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in May in Napier?

The average relative humidity in May in Napier is 78.7%.

How many days does it rain in May in Napier?

In Napier, in May, during 7.9 rainfall days, 74.8mm (2.94") of precipitation is typically accumulated.

What is the sea temperature in May in Napier?

In May, the average sea temperature in Napier is 16.5°C (61.7°F). For swimming, a surface water temperature of 16.5°C (61.7°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

What is the average length of the day in May in Napier?

In May, the average day length in Napier, New Zealand, is 9h and 59min.

When is the sunrise / sunset in May in Napier?

On the first day of May, sunrise is at 6:55 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:57 pm NZST.

How many hours of sunshine does Napier have in May?

In May, the average sunshine duration in Napier is 5h.

How high is the UV index in May in Napier?

In Napier, New Zealand, the average daily maximum UV index in May is 2. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in May
Napier, New Zealand

Average temperature in May - Napier, New Zealand
  • Average high temperature in May: 17.4°C

The warmest month (with the highest average high temperature) is January (24.5°C).
The month with the lowest average high temperature is July (14.1°C).

  • Average low temperature in May: 8.5°C

The months with the highest average low temperature are January and February (14.6°C).
The coldest month (with the lowest average low temperature) is July (5.6°C).

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Average humidity in May
Napier, New Zealand

Average humidity in May - Napier, New Zealand
  • Average humidity in May: 78.7%

The month with the highest relative humidity is June (79.9%).
The month with the lowest relative humidity is December (67%).

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Average rainfall in May
Napier, New Zealand

Average rainfall in May - Napier, New Zealand
  • Average rainfall in May: 74.8mm

The wettest month (with the highest rainfall) is July (108.3mm).
The driest month (with the least rainfall) is January (46.8mm).

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Average rainfall days in May
Napier, New Zealand

Average rainfall days in May - Napier, New Zealand
  • Average rainfall days in May: 7.9 days

The month with the highest number of rainy days is July (9.4 days).
The month with the least rainy days is February (5.9 days).

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Average sea temperature in May
Napier, New Zealand

Average sea temperature in May - Napier, New Zealand
  • Average sea temperature in May: 16.5°C

The best month for swimming (with the highest average sea temperature) is February (19.9°C).
The coldest month (with the lowest average sea temperature) is August (13.5°C).

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Average daylight in May /
Average sunshine in May
Napier, New Zealand

Average daylight in May / Average sunshine in May - Napier, New Zealand
  • Average daylight in May: 9h and 59min

The month with the longest days is December (Average daylight: 14h and 54min).
The month with the shortest days is June (Average daylight: 9h and 26min).

  • Average sunshine in May: 5h and 0min

The month with the most sunshine is January (Average sunshine: 8h and 0min).
The month with the least sunshine is July (Average sunshine: 4h and 18min).

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Average UV index in May
Napier, New Zealand

Average UV index in May - Napier, New Zealand
  • Average UV index in May: 2

The months with the highest UV index are January and December (UV index 11).
The month with the lowest UV index is June (UV index 1).

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