Best Time to Visit St Helens
Best time: Jul, Jun, Aug, May.
Jul is warmest (20.3°C high); Oct is rainiest (93 mm).
St Helens weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 6.9 | 1.5 | 74 | 1 |
| Feb | 7.3 | 1.3 | 52 | 2 |
| Mar | 9.4 | 2.7 | 65 | 3.6 |
| Apr | 12.1 | 4.2 | 54 | 5.7 |
| May | 15.9 | 7 | 54 | 7.8 |
| Jun | 18.2 | 10 | 64 | 8 |
| Jul | 20.3 | 12.2 | 60 | 7.8 |
| Aug | 20 | 11.8 | 76 | 6.3 |
| Sep | 17.3 | 9.7 | 78 | 4.5 |
| Oct | 13.7 | 6.8 | 93 | 2.5 |
| Nov | 9.9 | 3.9 | 92 | 1.2 |
| Dec | 7.7 | 2.3 | 86 | 0.7 |
Average high temperature
Best months by activity
Overall: JulJunAugMay
Beaches: Jul
Hiking: MayJulJunApr
Sightseeing: JulJunMayAug
St Helens quick facts
What to pack
Cold months (Jan, Feb, Mar, Nov, Dec): warm layers and a coat.
Wet months (Oct, Nov): raincoat and umbrella.
Frequently asked questions
When is the best time to visit St Helens?
Jul, Jun, Aug, May.
What is the rainiest month?
Oct, about 93 mm.
What is the warmest month?
Jul, with average highs of 20.3°C.
Where to stay
See St Helens hotels · Book St Helens tours & activities
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Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.