Click on a day for an hourly weather forecast
The temperatures in Hammond in May are usually low and can range between 11°C and 19°C.
You can expect rain for roughly half of the month of May in Hammond. 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 Hammond in May 2025.
If you’re planning to visit Hammond in the near future, we highly recommend that you review the 14 day weather forecast for Hammond before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -2° / -7° | 5 | 10 | 16 | 59 mm | Awful | Hammond in January |
| February | 0° / -6° | 4 | 10 | 14 | 72 mm | Awful | Hammond in February |
| March | 7° / 1° | 7 | 17 | 7 | 86 mm | Awful | Hammond in March |
| April | 13° / 5° | 8 | 19 | 3 | 125 mm | Awful | Hammond in April |
| May | 19° / 11° | 8 | 23 | 0 | 162 mm | Ok | Hammond in May |
| June | 25° / 16° | 9 | 21 | 0 | 190 mm | Good | Hammond in June |
| July | 27° / 19° | 9 | 22 | 0 | 175 mm | Good | Hammond in July |
| August | 27° / 19° | 7 | 24 | 0 | 151 mm | Good | Hammond in August |
| September | 24° / 15° | 5 | 25 | 0 | 96 mm | Perfect | Hammond in September |
| October | 16° / 9° | 6 | 25 | 0 | 97 mm | Good | Hammond in October |
| November | 8° / 3° | 5 | 20 | 5 | 63 mm | Bad | Hammond in November |
| December | 2° / -2° | 6 | 14 | 11 | 63 mm | Awful | Hammond in December |