Saint Helens Weather in August

August in Saint Helens sees daytime temperatures around 21°C (70°F) and lows of 13°C (55°F) at night. With around 95 mm (3.7 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Saint Helens in August

Past climate data indicates that roughly 16 days will see rain, totalling around 95 mm (3.7 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Saint Helens in August

August in Saint Helens is generally excellent, with days reaching 21°C (70°F) and nights settling around 13°C (55°F). During August, the summer season is in full swing. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 13°C (55°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Saint Helens in August

The area enjoys a moderate level of sunlight, with around 160 hours. It's a good balance between sunny and cloudy days.

If you favor pleasant temperatures and minimal rainfall, August is one of the best months to visit Saint Helens.