WalesAverage weather for Vale of Glamorgan in August
It's pleasantly warm in August in Vale of Glamorgan with an average temperature of 20°C. Temperatures this month range from a low of 19°C to a high of 22°C. At night, you can expect temperatures between 12°C and 16°C.
Start of August
The month of August starts in Vale of Glamorgan with mild temps, averaging around 21°C during the day and nights around 15°C. You can expect regular precipitation, but there will also be some sunny days in the early part of the month.
Mid August
By mid-August, daytime temps stay steady at around 21°C, with nights around 15°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of August
By the end of August, the average daytime temperature in Vale of Glamorgan is around 20°C, while nighttime temps are about 14°C. A shower might pop up, but overall, the weather will be dry and sunny.
In August, there is an average of 102 mm of precipitation, spread over 14 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
Vale of Glamorgan in August |
New York | ||
|---|---|---|---|
 Average temperature |
20°C | 30°C | |
 Max. temperature |
22°C | 31°C | |
| Min. temperature |
19°C | -5°C | |
 Total precipitation |
102 mm | 79 mm | |
| Rainy days |
14 days | 13 days | |
July
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is August a good time to visit Vale of Glamorgan?
Looking for sun? August isn’t a good month to be in Vale of Glamorgan. The temperature is nice, but there’s too much chance of rain.
Temperature records
With 33°C in 2022, Vale of Glamorgan reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 16°C in 2023. The extreme nighttime temperatures ranged from a lowest recorded value of 7°C to a highest value of 21°C.
Check out the climate of Vale of Glamorgan for all months and discover the best travel time
Daily Temperature in August in Vale of Glamorgan
This chart shows the average daily high and low temperatures in August for Vale of Glamorgan, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in August in Vale of Glamorgan
The chart below shows the average daily precipitation in August for Vale of Glamorgan, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect about 14 days of precipitation in Vale of Glamorgan.
Daily UV index in August in Vale of Glamorgan
This chart shows the average daily UV index in August in Vale of Glamorgan, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Vale of Glamorgan over the years
This chart shows the average temperature in August in Vale of Glamorgan, measured in degrees Celsius, over the past few years.
Total precipitation in August in Vale of Glamorgan over the years
This chart shows the average precipitation in August in Vale of Glamorgan, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in August for Vale of Glamorgan
Click on any day in August to get detailed info about the usual weather on that day in Vale of Glamorgan. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Vale of Glamorgan
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Average weather in Vale of Glamorgan by month
Click on a month below to see detailed weather info for Vale of Glamorgan. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Vale of Glamorgan for all months at once
