Click on a day for an hourly weather forecast
The temperatures in Port Huron in May are quite cold with temperatures between 9°C and 18°C, warm clothes are a must.
You can expect rain for roughly half of the month of May in Port Huron. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Port Huron in May 2025.
If you’re planning to visit Port Huron in the near future, we highly recommend that you review the 14 day weather forecast for Port Huron before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -2° / -7° | 12 | 15 | 4 | 66 mm | Awful | Port Huron in January |
| February | -1° / -7° | 10 | 13 | 5 | 70 mm | Awful | Port Huron in February |
| March | 5° / -3° | 8 | 19 | 3 | 81 mm | Awful | Port Huron in March |
| April | 11° / 3° | 9 | 19 | 1 | 113 mm | Bad | Port Huron in April |
| May | 18° / 9° | 8 | 23 | 0 | 95 mm | Ok | Port Huron in May |
| June | 23° / 14° | 8 | 22 | 0 | 104 mm | Good | Port Huron in June |
| July | 26° / 18° | 8 | 23 | 0 | 82 mm | Good | Port Huron in July |
| August | 25° / 17° | 7 | 24 | 0 | 84 mm | Good | Port Huron in August |
| September | 22° / 14° | 7 | 23 | 0 | 84 mm | Ok | Port Huron in September |
| October | 15° / 8° | 9 | 22 | 0 | 112 mm | Ok | Port Huron in October |
| November | 8° / 2° | 8 | 20 | 1 | 76 mm | Bad | Port Huron in November |
| December | 2° / -3° | 11 | 17 | 3 | 70 mm | Awful | Port Huron in December |