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 snowfall in August
- Average snowfall 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
Roath experiences a transition to a still comfortable 18.5°C (65.3°F) in average high-temperatures with the arrival of August, not greatly differing from July's 19°C (66.2°F). An average nighttime temperature of 13.3°C (55.9°F) is noted in Roath during the month of August.Humidity
The average relative humidity in August is 83%.Rainfall
The wettest months are August and November, with an average 31mm (1.22") of rainfall.Snowfall
In Roath, snow does not fall in March through October.Daylight
The average length of the day in August is 14h and 33min.On the first day of August, sunrise is at 5:37 am and sunset at 9:00 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 8:00 pm BST.
Sunshine
In Roath, United Kingdom, the average sunshine in August is 7.6h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In August, the UV index of 4 transforms into the following advice:
Heed the precautions - Suggestions to avoid sunburn are made. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are August temperatures?
What is the average humidity in August in Roath?
What is the wettest month?
How much does it rain in August?
When it does not snow?
How many hours of daylight does Roath have in August?
When is the sunrise / sunset in August?
How many hours of sunshine does Roath have in August?
What is the month with the highest UV index?
How high is the UV index in August?
Average temperature in August
Roath, United Kingdom
- Average high temperature in August: 18.5°C
The warmest month (with the highest average high temperature) is July (19°C).
The month with the lowest average high temperature is January (7.5°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 February (3.9°C).
Average pressure in August
Roath, United Kingdom
- Average pressure in August: 1014.7mbar
The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010mbar).
Average wind speed in August
Roath, United Kingdom
- Average wind speed in August: 16km/h
The windiest month (with the highest average wind speed) is February (22.3km/h).
The calmest months (with the lowest average wind speed) are June and July (15.2km/h).
Average humidity in August
Roath, United Kingdom
- Average humidity in August: 83%
The months with the highest relative humidity are November and December (86%).
The months with the lowest relative humidity are April and May (81%).
Average rainfall in August
Roath, United Kingdom
- Average rainfall in August: 31mm
The wettest months (with the highest rainfall) are August and November (31mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in August
Roath, United Kingdom
- Average rainfall days in August: 13.2 days
The month with the highest number of rainy days is November (13.5 days).
The months with the least rainy days are February and April (9.1 days).
Average snowfall in August
Roath, United Kingdom
- Average snowfall in August: 0mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in August
Roath, United Kingdom
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Roath, 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 4min
The month with the most sunshine is May (Average sunshine: 8h and 12min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).
Average sunshine days in August
Roath, United Kingdom
- Average sunshine days in August: 14.2 days
The month with the most sunshine days is April (19.2 days).
The month with the least sunshine days is November (13.7 days).
Average UV index in August
Roath, United Kingdom
- Average UV index in August: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in August
Roath, United Kingdom
- Average cloud cover in August: 51
The month with the most cloud cover is November (Cloud cover 61).
The months with the least cloud cover are April and May (Cloud cover 46).
Average visibility in August
Roath, United Kingdom
- Average visibility in August: 9km
The months with the highest visibility are February, March and December (10km).
The months with the lowest visibility are January, April, May, June, July, August, September, October and November (9km).
