August weather forecast
Welwyn Garden City, United Kingdom

August

Weather in August

The last month of the summer, August, is another pleasant month in Welwyn Garden City, United Kingdom, with an average temperature ranging between max 21.3°C (70.3°F) and min 13.3°C (55.9°F).

Temperature

The unfolding of August shows an average high-temperature of a still agreeable 21.3°C (70.3°F), indicating a slight variance from July's 21.4°C (70.5°F). An average low-temperature of 13.3°C (55.9°F) is noted in Welwyn Garden City during the month of August.

Humidity

August is the least humid month in Welwyn Garden City, with an average relative humidity of 75%.

Rainfall

In Welwyn Garden City, in August, during 14.3 rainfall days, 29mm (1.14") of precipitation is typically accumulated. Throughout the year, in Welwyn Garden City, United Kingdom, there are 153.2 rainfall days, and 278mm (10.94") of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Welwyn Garden City.

Daylight

In August, the average length of the day in Welwyn Garden City is 14h and 35min.
On the first day of August in Welwyn Garden City, sunrise is at 5:24 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:49 pm BST.

Sunshine

July and August, with an average of 7.9h of sunshine, are months with the most sunshine in Welwyn Garden City, United Kingdom.

UV index

In Welwyn Garden City, the average daily maximum UV index in August is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 4 during August translates into the following guidance:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.

Frequently asked questions

What are the temperatures in Welwyn Garden City in August?
In Welwyn Garden City, in August, the average high-temperature is 21.3°C (70.3°F), and the average low-temperature is 13.3°C (55.9°F).
What is the least humid month in Welwyn Garden City?
With an average relative humidity of 75%, August is the least humid month in Welwyn Garden City.
What is the average humidity in August in Welwyn Garden City?
The average relative humidity in August is 75%.
How much does it rain in Welwyn Garden City in August?
In Welwyn Garden City, during August, the rain falls for 14.3 days and regularly aggregates up to 29mm (1.14") of precipitation.
When it does not snow in Welwyn Garden City?
In Welwyn Garden City, United Kingdom, snow does not fall in April through October.
What is the average length of the day in August in Welwyn Garden City?
In August, the average day length in Welwyn Garden City is 14h and 35min.
What time are sunrise and sunset in August in Welwyn Garden City?
On the first day of August, sunrise is at 5:24 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:49 pm BST.
What are the months with the most sunshine in Welwyn Garden City?
The months with the most sunshine are July and August, with an average of 7.9h of sunshine.
How many hours of sunshine does Welwyn Garden City have in August?
The average sunshine duration in August is 7.9h.
What is the UV index intensity in August in Welwyn Garden City?
In Welwyn Garden City, United Kingdom, the average daily maximum UV index in August is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August - Welwyn Garden City, United Kingdom
Average temperature in August
Welwyn Garden City, United Kingdom
  • Average high temperature in August: 21.3°C

The warmest month (with the highest average high temperature) is July (21.4°C).
The month with the lowest average high temperature is January (6.3°C).

  • Average low temperature in August: 13.3°C

The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).

Average pressure in August - Welwyn Garden City, United Kingdom
Average pressure in August
Welwyn Garden City, United Kingdom
  • Average pressure in August: 1014.6mbar

The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1010.3mbar).

Average wind speed in August - Welwyn Garden City, United Kingdom
Average wind speed in August
Welwyn Garden City, United Kingdom
  • Average wind speed in August: 13.4km/h

The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).

Average humidity in August - Welwyn Garden City, United Kingdom
Average humidity in August
Welwyn Garden City, United Kingdom
  • Average humidity in August: 75%

The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (75%).

Average rainfall in August - Welwyn Garden City, United Kingdom
Average rainfall in August
Welwyn Garden City, United Kingdom
  • Average rainfall in August: 29mm

The wettest month (with the highest rainfall) is June (36mm).
The driest month (with the least rainfall) is September (15mm).

Average rainfall days in August - Welwyn Garden City, United Kingdom
Average rainfall days in August
Welwyn Garden City, United Kingdom
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is September (10.5 days).

Average snowfall in August - Welwyn Garden City, United Kingdom
Average snowfall in August
Welwyn Garden City, United Kingdom
  • Average snowfall in August: 0mm

The month with the highest snowfall is February (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in August - Welwyn Garden City, United Kingdom
Average snowfall days in August
Welwyn Garden City, United Kingdom
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August / Average sunshine in August - Welwyn Garden City, United Kingdom
Average daylight in August /
Average sunshine in August
Welwyn Garden City, United Kingdom
  • Average daylight in August: 14h and 4min

The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).

  • Average sunshine in August: 7h and 5min

The months with the most sunshine are July and August (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

Average sunshine days in August - Welwyn Garden City, United Kingdom
Average sunshine days in August
Welwyn Garden City, United Kingdom
  • Average sunshine days in August: 13.4 days

The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is July (11.1 days).

Average UV index in August - Welwyn Garden City, United Kingdom
Average UV index in August
Welwyn Garden City, United Kingdom
  • Average UV index in August: 4

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

Average cloud cover in August - Welwyn Garden City, United Kingdom
Average cloud cover in August
Welwyn Garden City, United Kingdom
  • Average cloud cover in August: 49

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 48).

Average visibility in August - Welwyn Garden City, United Kingdom
Average visibility in August
Welwyn Garden City, United Kingdom
  • Average visibility in August: 9km

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

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