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The weather in Aargau in January is very cold with temperatures between -4°C and 4°C, warm clothes are a must.
You can expect rain for roughly half of the month of January in Aargau. 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.
Aargau is going to experience quite a number of days of snow during January. It’s the perfect time to build snowmen, drink hot cocoa, and have a snowball fight. Just remember to wear a warm scarf and a pair of mittens!
Our weather forecast can give you a great sense of what weather to expect in Aargau in January 2025.
If you’re planning to visit Aargau in the near future, we highly recommend that you review the 14 day weather forecast for Aargau before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -4° | 9 | 10 | 12 | 135 mm | Awful | Aargau in January |
| February | 5° / -4° | 8 | 9 | 12 | 106 mm | Awful | Aargau in February |
| March | 10° / -1° | 7 | 17 | 7 | 101 mm | Awful | Aargau in March |
| April | 15° / 2° | 7 | 21 | 2 | 110 mm | Bad | Aargau in April |
| May | 18° / 5° | 11 | 19 | 0 | 213 mm | Ok | Aargau in May |
| June | 22° / 9° | 12 | 18 | 0 | 221 mm | Ok | Aargau in June |
| July | 24° / 11° | 10 | 21 | 0 | 216 mm | Good | Aargau in July |
| August | 24° / 11° | 9 | 22 | 0 | 180 mm | Good | Aargau in August |
| September | 20° / 8° | 5 | 25 | 0 | 109 mm | Good | Aargau in September |
| October | 15° / 4° | 6 | 24 | 0 | 120 mm | Good | Aargau in October |
| November | 9° / 1° | 7 | 18 | 5 | 122 mm | Awful | Aargau in November |
| December | 5° / -3° | 10 | 12 | 10 | 151 mm | Awful | Aargau in December |