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
With August's arrival, Hay-on-Wye's weather records an average high-temperature of a still enjoyable 18.6°C (65.5°F), marking little difference from July's 19.3°C (66.7°F). Throughout August nights, Hay-on-Wye registers an average low-temperature of 10.9°C (51.6°F).Humidity
In Hay-on-Wye, United Kingdom, the average relative humidity in August is 85%.Rainfall
In Hay-on-Wye, in August, during 10.4 rainfall days, 17mm (0.67") of precipitation is typically accumulated. Throughout the year, in Hay-on-Wye, there are 109.9 rainfall days, and 168mm (6.61") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In Hay-on-Wye, the average length of the day in August is 14h and 37min.On the first day of the month, sunrise is at 5:35 am and sunset at 9:02 pm. On the last day of August, sunrise is at 6:23 am and sunset at 8:01 pm BST.
Sunshine
In August, the average sunshine in Hay-on-Wye is 6.6h.UV index
May through August, with an average maximum UV index of 4, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily high UV index of 4 in August leads to these guidelines:
Undertake protective steps - Recommendations to avoid sunburn are issued. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Hay-on-Wye in August?
What is the average humidity in August?
How many days does it rain in August?
When it does not snow?
What is the average length of the day in August?
When are sunrise and sunset in August?
How long on average sun shines in August?
When is the highest UV index?
How high is the UV index in August?
Average temperature in August
Hay-on-Wye, United Kingdom
- Average high temperature in August: 18.6°C
The warmest month (with the highest average high temperature) is July (19.3°C).
The month with the lowest average high temperature is January (6°C).
- Average low temperature in August: 10.9°C
The month with the highest average low temperature is July (11°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).
Average pressure in August
Hay-on-Wye, United Kingdom
- Average pressure in August: 1014.2mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed in August
Hay-on-Wye, United Kingdom
- Average wind speed in August: 13.1km/h
The windiest month (with the highest average wind speed) is February (18.2km/h).
The calmest month (with the lowest average wind speed) is June (12.2km/h).
Average humidity in August
Hay-on-Wye, United Kingdom
- Average humidity in August: 85%
The months with the highest relative humidity are November and December (91%).
The months with the lowest relative humidity are April, May and July (84%).
Average rainfall in August
Hay-on-Wye, United Kingdom
- Average rainfall in August: 17mm
The wettest month (with the highest rainfall) is November (23mm).
The driest month (with the least rainfall) is September (8mm).
Average rainfall days in August
Hay-on-Wye, United Kingdom
- Average rainfall days in August: 10.4 days
The month with the highest number of rainy days is July (10.9 days).
The month with the least rainy days is September (6.2 days).
Average snowfall in August
Hay-on-Wye, United Kingdom
- Average snowfall in August: 0mm
The month with the highest snowfall is February (8mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in August
Hay-on-Wye, United Kingdom
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (2.3 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
Hay-on-Wye, United Kingdom
- Average daylight in August: 14h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in August: 6h and 4min
The month with the most sunshine is July (Average sunshine: 7h and 6min).
The month with the least sunshine is November (Average sunshine: 3h and 30min).
Average sunshine days in August
Hay-on-Wye, United Kingdom
- Average sunshine days in August: 16.1 days
The month with the most sunshine days is September (20.5 days).
The month with the least sunshine days is July (14.8 days).
Average UV index in August
Hay-on-Wye, United Kingdom
- Average UV index in August: 4
The months with the highest UV index are May, June, July and August (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
Hay-on-Wye, United Kingdom
- Average cloud cover in August: 59
The month with the most cloud cover is November (Cloud cover 66).
The months with the least cloud cover are April and May (Cloud cover 56).
Average visibility in August
Hay-on-Wye, United Kingdom
- Average visibility in August: 8km
The months with the highest visibility are February and March (9km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (8km).
