Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
July is the coldest month of the year, registering average temperatures as high as 13.8°C (56.8°F) and as low as 10.4°C (50.7°F).Humidity
The average relative humidity in July is 78%.Rainfall
In Saint Heliers, in July, it is raining for 18.3 days, with typically 60mm (2.36") of accumulated precipitation. Throughout the year, there are 186.5 rainfall days, and 625mm (24.61") of precipitation is accumulated.Daylight
The average length of the day in July is 9h and 55min.On the first day of the month, sunrise is at 7:34 am and sunset at 5:14 pm. On the last day of July, sunrise is at 7:19 am and sunset at 5:34 pm NZST.
Sunshine
In July, the average sunshine is 6.7h.UV index
In Saint Heliers, New Zealand, the average daily maximum UV index in July is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In July, the average maximum UV index of 4 translates into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. 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.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Saint Heliers?
What is the average July temperature in Saint Heliers?
What is the average humidity in July in Saint Heliers?
How many days does it rain in July in Saint Heliers?
What is the average length of the day in July in Saint Heliers?
What time are sunrise and sunset in July in Saint Heliers?
How many hours of sunshine does Saint Heliers have in July?
What is the UV index reading in July in Saint Heliers?
Average temperature in July
Saint Heliers, New Zealand
- Average high temperature in July: 13.8°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 (13.8°C).
- Average low temperature in July: 10.4°C
The month with the highest average low temperature is February (17.5°C).
The coldest month (with the lowest average low temperature) is July (10.4°C).
Average pressure in July
Saint Heliers, New Zealand
- Average pressure in July: 1015.5mbar
The month with the highest atmospheric pressure is March (1018.3mbar).
The months with the lowest atmospheric pressure are January and September (1014.8mbar).
Average wind speed in July
Saint Heliers, New Zealand
- Average wind speed in July: 18.6km/h
The windiest month (with the highest average wind speed) is September (19km/h).
The calmest month (with the lowest average wind speed) is February (13.9km/h).
Average humidity in July
Saint Heliers, New Zealand
- Average humidity in July: 78%
The months with the highest relative humidity are August and September (79%).
The months with the lowest relative humidity are January, February, March and November (77%).
Average rainfall in July
Saint Heliers, New Zealand
- Average rainfall in July: 60mm
The wettest month (with the highest rainfall) is June (71mm).
The driest month (with the least rainfall) is January (34mm).
Average rainfall days in July
Saint Heliers, New Zealand
- Average rainfall days in July: 18.3 days
The month with the highest number of rainy days is August (18.9 days).
The month with the least rainy days is January (11.1 days).
Average daylight in July /
Average sunshine in July
Saint Heliers, New Zealand
- Average daylight in July: 9h and 5min
The month with the longest days is December (Average daylight: 14h and 36min).
The month with the shortest days is June (Average daylight: 9h and 42min).
- Average sunshine in July: 6h and 4min
The month with the most sunshine is December (Average sunshine: 8h and 18min).
The month with the least sunshine is August (Average sunshine: 6h and 24min).
Average sunshine days in July
Saint Heliers, New Zealand
- Average sunshine days in July: 9.2 days
The month with the most sunshine days is January (16.3 days).
The month with the least sunshine days is September (7.7 days).
Average UV index in July
Saint Heliers, New Zealand
- Average UV index in July: 4
The months with the highest UV index are January, February, March, April and December (UV index 5).
The month with the lowest UV index is June (UV index 3).
Average cloud cover in July
Saint Heliers, New Zealand
- Average cloud cover in July: 45
The month with the most cloud cover is September (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 37).
Average visibility in July
Saint Heliers, New Zealand
- Average visibility in July: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Saint Heliers, New Zealand
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