St. Helens
March
Weather in St. Helens for March 2025
Your guide to St. Helens weather in March - trends and predictions
In general, the average temperature in St. Helens at the beginning of March is 8 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 10 °C by the end of March.
Expect significant rainfall in St. Helens during March, with an average of 17 rainy days.
With an average of 2 snowy days, St. Helens enjoys a light touch of snow in March.
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12
Dry days
17
Rainy days
2
Snow days
11°/3°
Temperatures
20 km/h
Avg max wind
80 %
Avg humidity
St. Helens in March average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  7° | 2  8° | |||||
| 3  8° | 4  8° | 5  9° | 6 9° | 7 7° | 8  7° | 9  6° |
| 10  7° | 11 7° | 12 10° | 13 12° | 14 9° | 15 8° | 16 13° |
| 17 14° | 18 13° | 19 13° | 20  10° | 21 13° | 22 11° | 23 10° |
| 24 10° | 25 9° | 26 6° | 27 10° | 28  9° | 29 12° | 30 13° |
| 31 11° |
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Temperatures trend during March in St. Helens
See the weather trend as well as the moving average line
March weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Mar. | Patchy rain possible | 7° /3° | 5.7 mm | 3.5 cm | |
| 2 Mar. | Overcast | 8° /3° | 0.7 mm | 0.3 cm | |
| 3 Mar. | Partly cloudy | 8° /2° | 0.2 mm | 0 cm | |
| 4 Mar. | Mist | 8° /1° | 0.2 mm | 0 cm | |
| 5 Mar. | Light snow showers | 9° /3° | 2.5 mm | 0 cm | |
| 6 Mar. | Light rain shower | 9° /3° | 2.7 mm | 0 cm | |
| 7 Mar. | Partly cloudy | 7° /2° | 0.3 mm | 0.1 cm | |
| 8 Mar. | Light snow | 7° /2° | 0.9 mm | 0.7 cm | |
| 9 Mar. | Heavy snow | 6° /2° | 15.4 mm | 5.1 cm | |
| 10 Mar. | Moderate or heavy snow showers | 7° /3° | 9.3 mm | 5.1 cm | |
| 11 Mar. | Overcast | 7° /2° | 0 mm | 0 cm | |
| 12 Mar. | Mist | 10° /3° | 5.9 mm | 0 cm | |
| 13 Mar. | Light rain shower | 12° /5° | 1.9 mm | 0 cm | |
| 14 Mar. | Moderate or heavy snow showers | 9° /5° | 5.9 mm | 2.4 cm | |
| 15 Mar. | Moderate or heavy snow showers | 8° /3° | 5 mm | 1.5 cm | |
| 16 Mar. | Light rain shower | 13° /5° | 7.4 mm | 0 cm | |
| 17 Mar. | Light rain shower | 14° /7° | 8.4 mm | 0 cm | |
| 18 Mar. | Light rain shower | 13° /6° | 2.2 mm | 0 cm | |
| 19 Mar. | Mist | 13° /7° | 1.2 mm | 0 cm | |
| 20 Mar. | Light drizzle | 10° /5° | 2.7 mm | 0 cm | |
| 21 Mar. | Light rain shower | 13° /6° | 7.2 mm | 0 cm | |
| 22 Mar. | Patchy rain possible | 11° /5° | 5.1 mm | 0 cm | |
| 23 Mar. | Light rain shower | 10° /4° | 4.9 mm | 0 cm | |
| 24 Mar. | Light rain shower | 10° /5° | 7.9 mm | 0 cm | |
| 25 Mar. | Light rain shower | 9° /5° | 6.8 mm | 0 cm | |
| 26 Mar. | Light rain shower | 6° /3° | 2.2 mm | 0.3 cm | |
| 27 Mar. | Partly cloudy | 10° /2° | 1.9 mm | 0 cm | |
| 28 Mar. | Moderate rain | 9° /3° | 9 mm | 0 cm | |
| 29 Mar. | Light rain shower | 12° /5° | 3.9 mm | 0 cm | |
| 30 Mar. | Light rain shower | 13° /6° | 1 mm | 0 cm | |
| 31 Mar. | Light rain | 11° /6° | 2.9 mm | 0 cm | |
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Important Notice
Our weather forecast for St. Helens in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the St. Helens forecast closer to your planned date for the most up-to-date weather information.
St. Helens in March - FAQ
What are the expected maximum and minimum temperatures in St. Helens during March?
Prepare for cooler days with highs just around 11° and colder nights, dipping below 3°.
How much rainfall should be expected in St. Helens during March?
Significant rainfall exceeding 262.7 mm is expected in St. Helens during March, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in St. Helens during March?
St. Helens experiences an average snowfall of 38.2 cm during March, occurring over 2 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in St. Helens during March?
The average wind speed in St. Helens during March is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
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