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The weather in Eyjafjardarsysla in September is very cold with temperatures between 0°C and 9°C, warm clothes are a must.
You can expect rain for roughly half of the month of September in Eyjafjardarsysla. 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.
You can expect a few days of snow in Eyjafjardarsysla during September. It’s important to get out your snow boots and warm mittens to stay warm while you explore Eyjafjardarsysla.
Our weather forecast can give you a great sense of what weather to expect in Eyjafjardarsysla in September 2025.
If you’re planning to visit Eyjafjardarsysla in the near future, we highly recommend that you review the 14 day weather forecast for Eyjafjardarsysla before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -3° / -11° | 9 | 3 | 22 | 188 mm | Awful | Eyjafjardarsysla in January |
| February | -2° / -11° | 7 | 3 | 20 | 183 mm | Awful | Eyjafjardarsysla in February |
| March | 0° / -10° | 9 | 2 | 24 | 170 mm | Awful | Eyjafjardarsysla in March |
| April | 3° / -7° | 7 | 7 | 16 | 113 mm | Awful | Eyjafjardarsysla in April |
| May | 7° / -3° | 10 | 12 | 9 | 119 mm | Awful | Eyjafjardarsysla in May |
| June | 12° / 2° | 7 | 21 | 2 | 83 mm | Awful | Eyjafjardarsysla in June |
| July | 14° / 4° | 9 | 22 | 0 | 135 mm | Ok | Eyjafjardarsysla in July |
| August | 13° / 3° | 11 | 20 | 0 | 153 mm | Bad | Eyjafjardarsysla in August |
| September | 9° / 0° | 12 | 16 | 3 | 193 mm | Awful | Eyjafjardarsysla in September |
| October | 4° / -4° | 13 | 7 | 11 | 239 mm | Awful | Eyjafjardarsysla in October |
| November | -1° / -8° | 8 | 5 | 18 | 208 mm | Awful | Eyjafjardarsysla in November |
| December | -4° / -11° | 7 | 4 | 22 | 225 mm | Awful | Eyjafjardarsysla in December |
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