August weather forecast
Nelson, New Zealand

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Weather in August

As Nelson navigates through August, it begins to bid farewell to winter, on cue with moderately rising temperatures. The city records rainy days for the majority of the month (8.6), bringing greater shifts in the city's appearance. August takes a gradual upbeat turn towards spring, replacing cold hues with blooming blossoms. The rests between the rains cultivate a fresh atmosphere, infusing the air with a renewed vitality. Lengthening daylight hours afford locals more opportunities to bask in the upcoming spring.

Temperature

As Nelson, New Zealand, transitions from July to August, the average high-temperatures adjust to a moderate 13.4°C (56.1°F), nearly the same as the previous 12.5°C (54.5°F). Nightly temperatures drop to an average low of 3.4°C (38.1°F) in August.

Humidity

In Nelson, the average relative humidity in August is 86.6%.

Rainfall

In Nelson, New Zealand, during August, the rain falls for 8.6 days and regularly aggregates up to 82mm (3.23") of precipitation. In Nelson, during the entire year, the rain falls for 93.4 days and collects up to 960mm (37.8") of precipitation.

Sea temperature

The months with the coldest seawater in Nelson, New Zealand, are July through October, with an average sea temperature of 14°C (57.2°F).
Note: Immersing oneself in 14°C (57.2°F) at sub-10°C (14°F) temperatures is a recipe for harsh cold shock and quickened breathing unless adequately equipped.

Daylight

In Nelson, the average length of the day in August is 10h and 31min.
On the first day of the month, sunrise is at 7:34 am and sunset at 5:32 pm. On the last day of August, in Nelson, sunrise is at 6:52 am and sunset at 6:01 pm NZST.

Sunshine

In August, the average sunshine is 5.9h.

UV index

In Nelson, the average daily maximum UV index in August is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 2 during August translates into these guidelines:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. To protect against the Sun's most potent rays, avoid direct exposure around midday. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What are the temperatures in Nelson in August?

In August, the average high-temperature and low-temperature in Nelson are 13.4°C (56.1°F) and 3.4°C (38.1°F) respectively.

What is the average humidity in August in Nelson?

In Nelson, the average relative humidity in August is 86.6%.

How much does it rain in Nelson in August?

In Nelson, in August, it is raining for 8.6 days, with typically 82mm (3.23") of accumulated precipitation.

When is the sea coldest in Nelson?

The months with the coldest seawater in Nelson are July through October, with an average sea temperature of 14°C (57.2°F).

How cold is the water in August in Nelson?

In Nelson, in August, the average water temperature is 14°C (57.2°F). Swimming in 14°C (57.2°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in August in Nelson?

In Nelson, New Zealand, the average day length in August is 10h and 31min.

What time are sunrise and sunset in August in Nelson?

In August, on the first day of the month, sunrise is at 7:34 am and sunset at 5:32 pm. On the last day of the month, in Nelson, sunrise is at 6:52 am and sunset at 6:01 pm NZST.

How long on average sun shines in August in Nelson?

In Nelson, New Zealand, the average sunshine duration in August is 5.9h.

What is the UV index reading in August in Nelson?

The average daily maximum UV index in August in Nelson is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in August
Nelson, New Zealand

Average temperature in August - Nelson, New Zealand
  • Average high temperature in August: 13.4°C

The warmest month (with the highest average high temperature) is February (22.6°C).
The month with the lowest average high temperature is July (12.5°C).

  • Average low temperature in August: 3.4°C

The month with the highest average low temperature is February (13.3°C).
The coldest month (with the lowest average low temperature) is July (1.9°C).

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Average humidity in August
Nelson, New Zealand

Average humidity in August - Nelson, New Zealand
  • Average humidity in August: 86.6%

The month with the highest relative humidity is July (90%).
The month with the lowest relative humidity is November (73.7%).

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Average rainfall in August
Nelson, New Zealand

Average rainfall in August - Nelson, New Zealand
  • Average rainfall in August: 81.9mm

The wettest month (with the highest rainfall) is June (92.7mm).
The driest month (with the least rainfall) is February (63.5mm).

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Average rainfall days in August
Nelson, New Zealand

Average rainfall days in August - Nelson, New Zealand
  • Average rainfall days in August: 8.6 days

The month with the highest number of rainy days is September (9.9 days).
The month with the least rainy days is February (5.8 days).

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Average sea temperature in August
Nelson, New Zealand

Average sea temperature in August - Nelson, New Zealand
  • Average sea temperature in August: 14°C

The best months for swimming (with the highest average sea temperature) are February and March (19°C).
The coldest months (with the lowest average sea temperature) are July, August, September and October (14°C).

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Average daylight in August /
Average sunshine in August
Nelson, New Zealand

Average daylight in August / Average sunshine in August - Nelson, New Zealand
  • Average daylight in August: 10h and 3min

The month with the longest days is December (Average daylight: 15h and 6min).
The month with the shortest days is June (Average daylight: 9h and 12min).

  • Average sunshine in August: 5h and 5min

The month with the most sunshine is January (Average sunshine: 8h and 36min).
The month with the least sunshine is June (Average sunshine: 4h and 48min).

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Average UV index in August
Nelson, New Zealand

Average UV index in August - Nelson, New Zealand
  • Average UV index in August: 2

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

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Nelson, New Zealand

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