August weather forecast
Christchurch, United Kingdom

August

Weather in August

August, the last month of the summer in Christchurch, is another comfortable month, with an average temperature fluctuating between 19.4°C (66.9°F) and 13.9°C (57°F).

Temperature

As August takes hold, the average high-temperature is a still refreshing 19.4°C (66.9°F), nearly mirroring that of the previous month. In August, Christchurch's temperature tends to fall to an average low of 13.9°C (57°F) during the night.

Humidity

April, May, July through September, with an average relative humidity of 81%, are the least humid months.

Rainfall

In Christchurch, during August, the rain falls for 16.2 days and regularly aggregates up to 42mm (1.65") of precipitation. Throughout the year, there are 185.8 rainfall days, and 513mm (20.2") of precipitation is accumulated.

Snowfall

March through October are months without snowfall.

Sea temperature

In Christchurch, in August, the average water temperature is 16.8°C (62.2°F).
Note: The majority of individuals do not enjoy swimming in water that is 16.8°C (62.2°F). Breathing control becomes more challenging as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).

Daylight

In Christchurch, the average length of the day in August is 14h and 29min.
On the first day of the month, sunrise is at 5:34 am and sunset at 8:52 pm. On the last day of August, sunrise is at 6:20 am and sunset at 7:54 pm BST.

Sunshine

In Christchurch, United Kingdom, the average sunshine in August is 8.8h.

UV index

In August, the average daily maximum UV index in Christchurch is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 4 in August translates into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. It's recommended to limit sun exposure when its radiation is at its peak during midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Frequently asked questions

What is the usual temperature for Christchurch in August?
The high-temperature, in August, in Christchurch, is 19.4°C (66.9°F), while the low-temperature averages to 13.9°C (57°F).
What are the least humid months in Christchurch?
The months with the lowest humidity are April, May, July through September, with an average relative humidity of 81%.
What is the average humidity in August in Christchurch?
In August, the average relative humidity is 81%.
How many days does it rain in August in Christchurch?
In Christchurch, in August, during 16.2 rainfall days, 42mm (1.65") of precipitation is typically accumulated.
When it does not snow in Christchurch?
March through October are months without snowfall.
What is the sea water temperature in August in Christchurch?
In Christchurch, in August, the average water temperature is 16.8°C (62.2°F). For swimming, a surface water temperature of 16.8°C (62.2°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).
How many hours of daylight does Christchurch have in August?
In August, the average day length is 14h and 29min.
When is the sunrise / sunset in August in Christchurch?
On the first day of August in Christchurch, sunrise is at 5:34 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 7:54 pm BST.
How many hours of sunshine does Christchurch have in August?
The average sunshine duration in August in Christchurch is 8.8h.
What is the UV index intensity in August in Christchurch?
The average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August - Christchurch, United Kingdom
Average temperature in August
Christchurch, United Kingdom
  • Average high temperature in August: 19.4°C

The warmest month (with the highest average high temperature) is July (19.5°C).
The month with the lowest average high temperature is February (7.8°C).

  • Average low temperature in August: 13.9°C

The month with the highest average low temperature is August (13.9°C).
The coldest months (with the lowest average low temperature) are January and February (4.2°C).

Average pressure in August - Christchurch, United Kingdom
Average pressure in August
Christchurch, United Kingdom
  • Average pressure in August: 1015.3mbar

The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).

Average wind speed in August - Christchurch, United Kingdom
Average wind speed in August
Christchurch, United Kingdom
  • Average wind speed in August: 16.8km/h

The windiest month (with the highest average wind speed) is December (22.7km/h).
The calmest month (with the lowest average wind speed) is July (15.9km/h).

Average humidity in August - Christchurch, United Kingdom
Average humidity in August
Christchurch, United Kingdom
  • Average humidity in August: 81%

The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are April, May, July, August and September (81%).

Average rainfall in August - Christchurch, United Kingdom
Average rainfall in August
Christchurch, United Kingdom
  • Average rainfall in August: 42mm

The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is April (29mm).

Average rainfall days in August - Christchurch, United Kingdom
Average rainfall days in August
Christchurch, United Kingdom
  • Average rainfall days in August: 16.2 days

The month with the highest number of rainy days is November (18.6 days).
The month with the least rainy days is September (13.2 days).

Average snowfall in August - Christchurch, United Kingdom
Average snowfall in August
Christchurch, United Kingdom
  • Average snowfall in August: 0mm

The month with the highest snowfall is December (6mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).

Average snowfall days in August - Christchurch, United Kingdom
Average snowfall days in August
Christchurch, United Kingdom
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in August - Christchurch, United Kingdom
Average sea temperature in August
Christchurch, United Kingdom
  • Average sea temperature in August: 16.8°C

The best month for swimming (with the highest average sea temperature) is September (17.3°C).
The coldest month (with the lowest average sea temperature) is March (8.7°C).

Average daylight in August / Average sunshine in August - Christchurch, United Kingdom
Average daylight in August /
Average sunshine in August
Christchurch, United Kingdom
  • Average daylight in August: 14h and 3min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).

  • Average sunshine in August: 8h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

Average sunshine days in August - Christchurch, United Kingdom
Average sunshine days in August
Christchurch, United Kingdom
  • Average sunshine days in August: 11.1 days

The month with the most sunshine days is March (13.8 days).
The month with the least sunshine days is November (8.5 days).

Average UV index in August - Christchurch, United Kingdom
Average UV index in August
Christchurch, United Kingdom
  • Average UV index in August: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).

Average cloud cover in August - Christchurch, United Kingdom
Average cloud cover in August
Christchurch, United Kingdom
  • Average cloud cover in August: 43

The month with the most cloud cover is November (Cloud cover 58).
The months with the least cloud cover are July and September (Cloud cover 42).

Average visibility in August - Christchurch, United Kingdom
Average visibility in August
Christchurch, United Kingdom
  • Average visibility in August: 10km

The months with the highest visibility are February, March, April, June, July, August, September and November (10km).
The months with the lowest visibility are January, May, October and December (9km).

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