The weather in Saint Helens for 14 days
This graph shows the temperature in Saint Helens for the next 14 days, indicated in degrees Celsius.
Precipitation in Saint Helens for 14 days
This graph shows the precipitation in Saint Helens for the next 14 days, indicated in millimeters.weather
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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, precipitation, wind, and UV index for each day of the month.