Normal weather in Saint Helens in August
The weather in Saint Helens in August has an average temperature of around 21°C during the day. On average, August sees 66 mm of rain in Saint Helens. The wind speed is 4 Beaufort and mainly comes from Southwest.
After July, August in Saint Helens starts with a temperature of 21°C and ends around September at 20°C.
August averages for Saint Helens
![]() | 21°C |
![]() | 22°C |
![]() | 20°C |
![]() | 66 mm |
![]() | 9 days |
Temperature per day in August in Saint Helens
This graph shows the average daily maximum temperatures in August in Saint Helens, indicated in degrees Celsius.
Precipitation per day in August in Saint Helens
This graph shows the average daily precipitation in August in Saint Helens, indicated in millimeters.
UV index per day in August in Saint Helens
This graph shows the average daily UV index in August in Saint Helens.
Yearly temperature in August in Saint Helens
This graph shows the average yearly temperature in August in Saint Helens, measured in degrees Celsius, over the past years.
Yearly total precipitation in August in Saint Helens
This graph shows the average yearly precipitation in millimeters in August in Saint Helens, over the past years.
Average daily weather in August
Click on a day to get more information about the average weather on that day.
Warning: Undefined variable $ervaringen_title in /home/userengb/domains/weatherandclimate.co.uk/public_html/pg/maand.php on line 2227
Write your own review
Have you ever been to Saint Helens in August?
Share your experiences with the weather in August in Saint Helens.
Average weather in Saint Helens per month
Click on a month below to see in detail how the weather typically is in Saint Helens and what to expect. Based on the historical weather data of Saint Helens, you can view the average temperature, precipitation, wind, and UV index for each day of the month.