Click on a day for an hourly weather forecast
The temperatures in Griffith in May are comfortable with low of 12°C and and high up to 21°C.
You can expect rain for roughly half of the month of May in Griffith. 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 Griffith in May 2025.
If you’re planning to visit Griffith in the near future, we highly recommend that you review the 14 day weather forecast for Griffith before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -2° / -7° | 5 | 10 | 16 | 57 mm | Awful | Griffith in January |
| February | 0° / -6° | 5 | 9 | 14 | 67 mm | Awful | Griffith in February |
| March | 8° / 1° | 7 | 17 | 7 | 83 mm | Awful | Griffith in March |
| April | 14° / 5° | 8 | 19 | 3 | 114 mm | Bad | Griffith in April |
| May | 21° / 12° | 8 | 23 | 0 | 153 mm | Ok | Griffith in May |
| June | 26° / 17° | 8 | 22 | 0 | 176 mm | Good | Griffith in June |
| July | 27° / 19° | 9 | 22 | 0 | 160 mm | Good | Griffith in July |
| August | 27° / 18° | 6 | 25 | 0 | 140 mm | Perfect | Griffith in August |
| September | 24° / 15° | 5 | 25 | 0 | 87 mm | Perfect | Griffith in September |
| October | 16° / 9° | 7 | 24 | 0 | 93 mm | Ok | Griffith in October |
| November | 9° / 2° | 5 | 21 | 4 | 58 mm | Bad | Griffith in November |
| December | 2° / -3° | 6 | 14 | 12 | 60 mm | Awful | Griffith in December |