Saint Helens 30-day weather forecast

Beyond about 10 days any forecast drifts towards the usual weather for the time of year, so read the outlook as what is typical for the date, not as a prediction for that day.

Saint Helens day-by-day calendar

  • Days 1–15: daily forecast model
  • Days 16–30: outlook (30-day statistical model), with the usual high / low for the date
Saint Helens day-by-day calendar
MonTueWedThuFriSatSun
7Forecast
Overcast
10°
/ 7°
Rain 2%
8Forecast
Overcast
11°
/ 7°
Rain 14%
9Forecast
Sunny
9°
/ 5°
Rain 0%
10Forecast
Light drizzle
8°
/ 6°
Rain 74%
11Forecast
Drizzle
12°
/ 8°
Rain 75%
12Forecast
Overcast
9°
/ 8°
Rain 31%
13Forecast
Overcast
9°
/ 1°
Rain 10%
14Forecast
Light drizzle
8°
/ -1°
Rain 10%
15Forecast
Overcast
6°
/ 1°
Rain 18%
16Forecast
Light drizzle
10°
/ 4°
Rain 53%
17Forecast
Light drizzle
8°
/ 5°
Rain 55%
18Forecast
Light drizzle
6°
/ -1°
Rain 55%
19Forecast
Sunny
5°
/ -2°
Rain 51%
20Forecast
Light drizzle
4°
/ 0°
Rain 39%
21Forecast
Fog
3°
/ -2°
—
22Outlook
Mostly sunny
7°
/ 3°
—
23Outlook
Light rain
12°
/ 5°
Rain 4.1 mm
24Outlook
Light rain
13°
/ 12°
Rain 5.3 mm
25Outlook
Light rain
13°
/ 11°
Rain 16.1 mm
26Outlook
Light rain
11°
/ 7°
Rain 9.3 mm
27Outlook
Light rain
7°
/ 5°
Rain 3.8 mm
28Outlook
Light rain
10°
/ 7°
Rain 4.7 mm
29Outlook
Light rain
10°
/ 6°
Rain 1.6 mm
30Outlook
Light rain
11°
/ 6°
Rain 1.3 mm
1 DecOutlook
Light rain
11°
/ 7°
Rain 0.4 mm
2Outlook
Partly cloudy
8°
/ 6°
—
3Outlook
Light rain
11°
/ 8°
Rain 3.7 mm
4Outlook
Light rain
12°
/ 11°
Rain 3.9 mm
5Outlook
Mostly cloudy
12°
/ 9°
—
6Outlook
Partly cloudy
11°
/ 8°
—

Saint Helens 30-day forecast: your questions

Saint Helens 30 day forecast: what does it show?

The 30-day view for Saint Helens starts with 15 days of forecast: highs from -2°C up to 12°C on Wednesday, and rain likely on 9 of them (36.6 mm in all). Day by day: Saint Helens 10-day forecast.