No
you don't need a jacket based on the weather in Aarau, Switzerland 1 second ago
61°F16°C & Mostly Cloudy
Wind is 7 mph12 km/h from the Southwest, gusting to 19 mph30 km/h
| September 11 | ||||
| 5am | 61°F16°C | 9 mph14 km/h Southwest | Mostly Cloudy | |
| 6am | 64°F18°C | 10 mph16 km/h Southwest | Partly Cloudy | |
| 7am | 65°F18°C | 10 mph16 km/h West | Mostly Cloudy | |
| 8am | 67°F20°C | 11 mph17 km/h West | Partly Cloudy | |
| 9am | 69°F21°C | 11 mph17 km/h West | Partly Cloudy | |
| 10am | 70°F21°C | 11 mph17 km/h West | Partly Cloudy | |
| 11am | 69°F21°C | 10 mph16 km/h West | Mostly Clear | |
| 12pm | 68°F20°C | 8 mph13 km/h West | Clear | |
| 1pm | 66°F19°C | 5 mph8 km/h West | Mostly Clear | |
| 2pm | 63°F17°C | 4 mph6 km/h Southwest | Mostly Clear | |
| 3pm | 61°F16°C | 3 mph5 km/h Southwest | Mostly Clear | |
| 4pm | 59°F15°C | 4 mph6 km/h Southwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 10 | 57°F14°C | 70°F21°C | 8 mph13 km/h from West | Partly Cloudy | Rain |
| September 11 | 53°F12°C | 67°F20°C | 3 mph5 km/h from West | Rain | Mostly Cloudy |
| September 12 | 48°F9°C | 68°F20°C | 3 mph5 km/h from Southwest | Mostly Cloudy | Rain |
| September 13 | 53°F12°C | 69°F21°C | 5 mph7 km/h from West | Mostly Cloudy | Partly Cloudy |
| September 14 | 56°F13°C | 74°F24°C | 8 mph13 km/h from West | Partly Cloudy | Mostly Cloudy |
| September 15 | 50°F10°C | 64°F18°C | 8 mph13 km/h from West | Partly Cloudy | Mostly Cloudy |
| September 16 | 47°F8°C | 65°F18°C | 4 mph7 km/h from Southwest | Mostly Cloudy | Partly Cloudy |
Yes
Low of 53°F12°C, High of 67°F20°CWind: 3 mph5 km/h
Precipitation: 55% rain