St Helens Weather in May

St Helens in May averages 15°C (59°F) during the day and 11°C (52°F) at night. This is the driest month of the year.

Rainfall in St Helens in May

Expect the least amount of rain this month, providing an excellent opportunity for outdoor activities. Enjoy the clearest skies and driest conditions of the year. You can expect rain on roughly 14 days based on historical data, averaging 42 mm (1.7 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in St Helens in May

May in St Helens brings moderate temperatures, with highs of 15°C (59°F) and nights around 11°C (52°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

For St Helens itself, January and February generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.