Normal weather in Saint Helens in May
The weather in Saint Helens in May has an average temperature of around 32°C during the day. On average, May sees 67 mm of rain in Saint Helens. The wind speed is 6 Beaufort and mainly comes from Southeast.
After April, May in Saint Helens starts with a temperature of 31°C and ends around June at 31°C.
The hurricane season in Saint Helens lasts from early June to late November.
May averages for Saint Helens
![]() | 32°C |
![]() | 32°C |
![]() | 31°C |
![]() | 67 mm |
![]() | 7 days |
Temperature per day in May in Saint Helens
This graph shows the average daily maximum temperatures in May in Saint Helens, indicated in degrees Celsius.
Rainfall per day in May in Saint Helens
This graph shows the average daily rainfall in May in Saint Helens, indicated in millimeters.
UV index per day in May in Saint Helens
This graph shows the average daily UV index in May in Saint Helens.
Yearly temperature in May in Saint Helens
This graph shows the average yearly temperature in May in Saint Helens, measured in degrees Celsius, over the past years.
Yearly total rainfall in May in Saint Helens
This graph shows the average yearly rainfall in millimeters in May in Saint Helens, over the past years.
Average daily weather in May
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Experiences with the weather in May in Saint Helens
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Average weather in Saint Helens per month
Click on a month below to see in detail how the weather typically is in Saint Helens and what to expect. Based on the historical weather data of Saint Helens, you can view the average temperature, rainfall, wind, and UV index for each day of the month.