The long-range forecast for St Helens predicts a heatwave, with temperatures reaching up to 34°, significantly higher than typical for St Helens for this time of the year and 5.2 °F above the historical average.
Select a month and click on a day for more information
Wednesday
Jul 1
23° / 14°
Thursday
Jul 2
24° / 13°
Friday
Jul 3
16° / 13°
Saturday
Jul 4
20° / 13°
Sunday
Jul 5
18° / 10°
Monday
Jul 6
19° / 10°
Tuesday
Jul 7
21° / 11°
Wednesday
Jul 8
22° / 11°
Thursday
Jul 9
22° / 13°
Friday
Jul 10
21° / 10°
Saturday
Jul 11
23° / 13°
Sunday
Jul 12
25° / 14°
Monday
Jul 13
21° / 12°
Tuesday
Jul 14
20° / 12°
Wednesday
Jul 15
20° / 11°
Thursday
Jul 16
22° / 11°
Friday
Jul 17
25° / 13°
Saturday
Jul 18
26° / 15°
Sunday
Jul 19
25° / 16°
Monday
Jul 20
23° / 14°
Tuesday
Jul 21
22° / 13°
Wednesday
Jul 22
20° / 13°
Thursday
Jul 23
21° / 13°
Friday
Jul 24
22° / 13°
Saturday
Jul 25
21° / 13°
Sunday
Jul 26
21° / 12°
Monday
Jul 27
20° / 13°
Tuesday
Jul 28
21° / 12°
Wednesday
Jul 29
22° / 12°
Thursday
Jul 30
21° / 12°
Friday
Jul 31
20° / 13°
St Helens 30 days weather forecast
Check out our estimated 30 days weather forecast for St Helens, this data is based on the average weather in St Helens in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for St Helens next to the desired date.
Weather in St Helens for the next 30 days
July
Click on a day for an hourly weather forecast
St Helens long range weather forecast - FAQ
Do you provide 30 days weather forecast for St Helens?
You can see the next 30 weather forecast for St Helens at the top of the page, the next 14 days (from today) are more accurate, while the other is based on average of previous years.
Can I see the weather forecast for a particular date in St Helens?
Sure, you can select the date from the calendar above to view the forecast in St Helens on that date.
How accurate is the long-range weather forecast for St Helens?
Our long-range weather forecast for St Helens is provided by using statistics from previous years. Although we cannot predict the weather months in advance, we can see an average.
Can I see a long-range weather forecast for different countries?
Yes, we provide a 14 day weather forecast and a long-range weather forecast for different countries and cities. You can search for a location in the search box at the top of the page.
More about the weather in St Helens