Sarnia
March
Weather in Sarnia for March 2027
Your guide to Sarnia weather in March - trends and predictions
With an average of 5 snowy days, Sarnia usually enjoys a light touch of snow in March.
In general, the average temperature in Sarnia at the beginning of March is 4.1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 8 °C by the end of March.
Is March a good time to visit Sarnia? check out the best time to travel to Sarnia page.
✨ Is March a good time to visit Sarnia? – Ask the AI Weatherman
Snow Forecast ❄️
Temperatures
More
19
Dry days
7
Rainy days
5
Snow days
6°/-1°
Temperatures
29 km/h
Avg max wind
79 %
Avg humidity
Sarnia Weather March
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Temperatures trend during March in Sarnia
See the weather trend as well as the moving average line
March weather in Sarnia day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Mar. |  Overcast | 2° /-4° | 0.3 mm | 0 cm | |
| 2 Mar. |  Light snow | 2° /-5° | 0.2 mm | 0 cm | |
| 3 Mar. |  Partly cloudy | 5° /-2° | 0.9 mm | 0.3 cm | |
| 4 Mar. | Light snow | 5° /0° | 13.8 mm | 1 cm | |
| 5 Mar. |  Moderate rain | 6° /2° | 18 mm | 0 cm | |
| 6 Mar. |  Light rain | 3° /-1° | 4.4 mm | 1.9 cm | |
| 7 Mar. |  Patchy rain possible | 7° /1° | 2 mm | 0 cm | |
| 8 Mar. | Patchy rain possible | 5° /-1° | 2.1 mm | 0 cm | |
| 9 Mar. | Light rain | 8° /1° | 6.8 mm | 0.4 cm | |
| 10 Mar. | Light snow | 5° /0° | 9.7 mm | 1.2 cm | |
| 11 Mar. | Moderate rain | 7° /-2° | 21.9 mm | 0 cm | |
| 12 Mar. | Overcast | 7° /-2° | 0.7 mm | 0.2 cm | |
| 13 Mar. | Patchy rain possible | 6° /1° | 1.6 mm | 0.3 cm | |
| 14 Mar. | Patchy rain possible | 6° /0° | 2.1 mm | 0 cm | |
| 15 Mar. | Light rain | 9° /1° | 4 mm | 0.3 cm | |
| 16 Mar. |  Heavy rain | 9° /-1° | 31.8 mm | 1.7 cm | |
| 17 Mar. | Light rain | 4° /-3° | 3.4 mm | 0.1 cm | |
| 18 Mar. | Patchy rain possible | 3° /-3° | 0.2 mm | 0.1 cm | |
| 19 Mar. | Overcast | 7° /0° | 0 mm | 0 cm | |
| 20 Mar. | Overcast | 7° /-2° | 0 mm | 0 cm | |
| 21 Mar. | Overcast | 5° /-2° | 0.2 mm | 0.2 cm | |
| 22 Mar. | Light rain | 4° /-1° | 6.9 mm | 0.5 cm | |
| 23 Mar. |  Moderate or heavy rain with thunder | 4° /-2° | 8.2 mm | 2.1 cm | |
| 24 Mar. | Patchy rain possible | 3° /-2° | 1 mm | 0 cm | |
| 25 Mar. | Light rain | 8° /-1° | 6.8 mm | 0 cm | |
| 26 Mar. | Light rain | 8° /2° | 4.4 mm | 0 cm | |
| 27 Mar. | Light snow | 5° /-1° | 6.7 mm | 2.6 cm | |
| 28 Mar. | Overcast | 6° /-1° | 0 mm | 0 cm | |
| 29 Mar. | Patchy rain possible | 8° /1° | 1.6 mm | 0.4 cm | |
| 30 Mar. | Moderate rain | 11° /3° | 6.8 mm | 0 cm | |
| 31 Mar. | Moderate rain | 11° /3° | 7.8 mm | 0 cm | |
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Important Notice
Our weather forecast for Sarnia 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 Sarnia forecast closer to your planned date for the most up-to-date weather information.
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Sarnia in March - FAQ
What are the expected maximum and minimum temperatures in Sarnia during March?
Prepare for cooler days with highs just around 6° and colder nights, dipping below -1°.
How much rainfall should be expected in Sarnia during March?
Significant rainfall exceeding 174.2 mm is expected in Sarnia during March, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Sarnia in March 2027?
Sarnia experiences an average snowfall of 13.5 cm during March, occurring over 5 days.
What are the typical wind conditions in Sarnia during March?
The average wind speed in Sarnia during March is 29 km/h, suggesting breezy to windy conditions, depending on your activities.
Sarnia snow forecast March 2027
Track daily snowfall levels and discover Sarnia’s snowy potential this March ❄️
On average, Sarnia sees 5 snowy days during March, with approximately 13.5 cm of total snowfall.
March rainfall patterns in Sarnia
Explore the daily rainfall trends and prepare for Sarnias March weather 💧
Typically, Sarnia has 7 rainy days in March with a total of 174.2 mm of rainfall.
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