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Saint Helens Weather in January
January in Saint Helens averages 8°C (46°F) during the day and 1°C (34°F) at night. Quite a bit of rainfall is typical this month, with around 157 mm (6.2 in) on average. An umbrella is a good idea.
Rainfall in Saint Helens in January
Historically, January sees about 21 days of rain, with a monthly average of 157 mm (6.2 in). This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Saint Helens in January
Temperatures in Saint Helens in January top out at 8°C (46°F) and drop to 1°C (34°F) overnight. January is typically considered a winter month. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. With overnight lows of 1°C (34°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Saint Helens in January
This month is characterized by fewer sunny days, with about 86 hours of sunshine. It's great for those who appreciate cooler, less sunny days.January in Saint Helens has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Saint Helens Temperature in January
Min Temperature
1°C (34°F)
Max Temperature
8°C (46°F)
Chance of Rain
70%
Precipitation
157 mm (6.2 in)
Rainy days
21 days
Humidity
81% *
Sunshine
86 hours *
Percentage Sunshine
*
* Data from: Portland, the United States of America (33 KM, 20 Miles).
Saint Helens Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Saint Helens - and find the best time to visit.
Best Places in the United States of America in January
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in January →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Saint Helens in January
Dress warmly and in layers for your trip to Saint Helens in January. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. It's going to pour! Pack a good poncho and prepare for very wet conditions. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.
What To Do in Saint Helens in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming4/10 -
Cycling4/10 -
Walking4/10 -
Camping3/10 -
Outdoor sports4/10
Saint Helens 3-Day Forecast
More climate data for Saint Helens
Temperature Rainfall Sunshine Humidity
See the full Saint Helens climate overview or explore weather in the United States of America.
Popular in January
Where to go in January - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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