Saint Helens Climate by Month
The temperature in Saint Helens can vary greatly throughout the year.
The temperatures shift from pleasant
to cold.
It is also known for its large amounts of rainfall.
Now, let’s explore all the climate details to give you a full picture.
Average day and night temperature
Depending on the time of the year, temperatures range from pleasant to chilly in Saint Helens. Typically, daytime temperatures range from a pleasant 21°C in July to a chilly 9°C in the coolest month, February. Nights are cooler, with temperatures generally dropping to 3°C, particularly during the colder months.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Saint Helens has a relatively rainy climate with high precipitation levels, averaging 1024 mm of rainfall annually. Precipitation levels in Saint Helens remain relatively steady throughout the year. December has the most rain, with 99 mm over 18 days. In March, this drops slightly to 72 mm, making the city's climate fairly predictable.The mean monthly precipitation over the year, including rain, hail and snow
Sunshine over the year
For those who appreciate different seasons, Saint Helens serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 6.2 hours of sunshine daily, and embrace the darker days in January, offering only 1.5 hours of daily sunlight.Monthly hours of sunshine
Daily hours of sunshine
The best time of year to visit Saint Helens in the United Kingdom
During the months of July and August you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
July has an average maximum temperature of 21°C and is the warmest month of the year.
The coldest month is February with an average maximum temperature of 9°C.
December tops the wettest month list with 99 mm of rainfall.
March is the driest month with 72 mm of precipitation.
May is the sunniest month with an average of 187 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.