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The weather in Brunswick in March is very cold with temperatures between 2°C and 9°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Brunswick during the month of March. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
You can expect a few days of snow in Brunswick during March. It’s important to get out your snow boots and warm mittens to stay warm while you explore Brunswick.
Our weather forecast can give you a great sense of what weather to expect in Brunswick in March 2026.
If you’re planning to visit Brunswick in the near future, we highly recommend that you review the 14 day weather forecast for Brunswick before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / -1° | 9 | 11 | 12 | 73 mm | Awful | Brunswick in January |
| February | 4° / -1° | 7 | 12 | 9 | 54 mm | Awful | Brunswick in February |
| March | 9° / 2° | 7 | 19 | 5 | 57 mm | Awful | Brunswick in March |
| April | 14° / 5° | 5 | 24 | 2 | 42 mm | Ok | Brunswick in April |
| May | 17° / 8° | 5 | 26 | 0 | 89 mm | Good | Brunswick in May |
| June | 21° / 11° | 6 | 24 | 0 | 100 mm | Good | Brunswick in June |
| July | 23° / 13° | 6 | 25 | 0 | 106 mm | Perfect | Brunswick in July |
| August | 24° / 14° | 4 | 27 | 0 | 85 mm | Perfect | Brunswick in August |
| September | 20° / 11° | 4 | 26 | 0 | 61 mm | Good | Brunswick in September |
| October | 14° / 7° | 5 | 25 | 0 | 69 mm | Good | Brunswick in October |
| November | 8° / 4° | 7 | 21 | 2 | 56 mm | Awful | Brunswick in November |
| December | 5° / 1° | 7 | 17 | 7 | 67 mm | Awful | Brunswick in December |