Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
August
Weather in August
Temperature
Portland's average high-temperature marks a still moderate 14.8°C (58.6°F) with the advent of August, closely mirroring that of the preceding month. Portland encounters a small divergence from daytime high temperatures, averaging a low-temperature of 10°C (50°F) during August nights.Humidity
With an average relative humidity of 82%, August is the most humid month.Rainfall
In Portland, New Zealand, in August, during 16.8 rainfall days, 63mm (2.48") of precipitation is typically accumulated. Throughout the year, in Portland, there are 154 rainfall days, and 536mm (21.1") of precipitation is accumulated.Daylight
In Portland, the average length of the day in August is 10h and 48min.On the first day of the month, sunrise is at 7:18 am and sunset at 5:39 pm. On the last day of August, sunrise is at 6:43 am and sunset at 6:02 pm NZST.
Sunshine
August has the least sunshine of the year, with an average of 6.6h of sunshine.UV index
In Portland, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum daily UV index of 4 during August morphs into the following directions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in August in Portland?
What is the most humid month in Portland?
What is the average humidity in August in Portland?
How much does it rain in Portland in August?
What is the average length of the day in August in Portland?
When are sunrise and sunset in August in Portland?
What is the month with the least sunshine in Portland?
How many hours of sunshine does Portland have in August?
What is the UV index reading in August in Portland?
Average temperature in August
Portland, New Zealand
- Average high temperature in August: 14.8°C
The warmest month (with the highest average high temperature) is February (22.8°C).
The month with the lowest average high temperature is July (14.3°C).
- Average low temperature in August: 10°C
The month with the highest average low temperature is February (16.5°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).
Average pressure in August
Portland, New Zealand
- Average pressure in August: 1015.3mbar
The months with the highest atmospheric pressure are March and April (1018.1mbar).
The month with the lowest atmospheric pressure is January (1015mbar).
Average wind speed in August
Portland, New Zealand
- Average wind speed in August: 15.7km/h
The windiest month (with the highest average wind speed) is September (16.7km/h).
The calmest month (with the lowest average wind speed) is February (13km/h).
Average humidity in August
Portland, New Zealand
- Average humidity in August: 82%
The month with the highest relative humidity is August (82%).
The months with the lowest relative humidity are January and November (78%).
Average rainfall in August
Portland, New Zealand
- Average rainfall in August: 63mm
The wettest month (with the highest rainfall) is July (69mm).
The driest month (with the least rainfall) is November (26mm).
Average rainfall days in August
Portland, New Zealand
- Average rainfall days in August: 16.8 days
The month with the highest number of rainy days is August (16.8 days).
The month with the least rainy days is January (7.9 days).
Average daylight in August /
Average sunshine in August
Portland, New Zealand
- Average daylight in August: 10h and 5min
The month with the longest days is December (Average daylight: 14h and 30min).
The month with the shortest days is June (Average daylight: 9h and 48min).
- Average sunshine in August: 6h and 4min
The month with the most sunshine is January (Average sunshine: 7h and 54min).
The month with the least sunshine is August (Average sunshine: 6h and 36min).
Average sunshine days in August
Portland, New Zealand
- Average sunshine days in August: 10.5 days
The month with the most sunshine days is January (20.6 days).
The month with the least sunshine days is August (10.5 days).
Average UV index in August
Portland, New Zealand
- Average UV index in August: 4
The months with the highest UV index are January, February, March, November and December (UV index 5).
The month with the lowest UV index is July (UV index 3).
Average cloud cover in August
Portland, New Zealand
- Average cloud cover in August: 46
The month with the most cloud cover is August (Cloud cover 46).
The month with the least cloud cover is January (Cloud cover 35).
Average visibility in August
Portland, New Zealand
- Average visibility in August: 9km
The months with the highest visibility are March, April, May and June (10km).
The months with the lowest visibility are January, February, July, August, September, October, November and December (9km).
