Click on a day for an hourly weather forecast
The temperatures in Stenungsund in August are usually low and can range between 13°C and 19°C.
You can expect rain for roughly half of the month of August in Stenungsund. 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 Stenungsund in August 2026.
If you’re planning to visit Stenungsund in the near future, we highly recommend that you review the 14 day weather forecast for Stenungsund before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 2° / -1° | 8 | 12 | 11 | 83 mm | Awful | Stenungsund in January |
| February | 2° / -2° | 8 | 8 | 13 | 77 mm | Awful | Stenungsund in February |
| March | 5° / 0° | 6 | 19 | 6 | 65 mm | Awful | Stenungsund in March |
| April | 10° / 4° | 5 | 23 | 2 | 51 mm | Bad | Stenungsund in April |
| May | 14° / 7° | 6 | 25 | 0 | 81 mm | Good | Stenungsund in May |
| June | 18° / 11° | 5 | 25 | 0 | 102 mm | Good | Stenungsund in June |
| July | 20° / 14° | 8 | 23 | 0 | 119 mm | Ok | Stenungsund in July |
| August | 19° / 13° | 9 | 22 | 0 | 152 mm | Ok | Stenungsund in August |
| September | 16° / 11° | 7 | 23 | 0 | 114 mm | Ok | Stenungsund in September |
| October | 11° / 7° | 9 | 22 | 0 | 128 mm | Bad | Stenungsund in October |
| November | 7° / 4° | 9 | 18 | 3 | 103 mm | Awful | Stenungsund in November |
| December | 3° / 0° | 10 | 14 | 8 | 101 mm | Awful | Stenungsund in December |