Climate of Aarau, Aargau, Switzerland
Point-value climate at Aarau (Aargau, Switzerland). Population approximately 15,501.
Located in Aargau, Switzerland, Aarau has a seasonal climate. Population approximately 15,501. Monthly average temperatures range from 0.6°C / 33.1°F in January to 18.6°C / 65.5°F in July, with rainfall varying from 81 mm / 3.2 in (March) to 124 mm / 4.9 in (June) — about 1220 mm / 48 in across the year. Aarau is the capital of Aargau. These are point-value climate normals sampled at Aarau's coordinates — often quite different from the surrounding region's area-weighted average.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 0.6°C33.1°F | 95 mm3.7″ | Snowy |
| February | 1.9°C35.4°F | 94 mm3.7″ | Snowy |
| March | 5.3°C41.5°F | 81 mm3.2″ | — |
| April | 8.5°C47.3°F | 92 mm3.6″ | — |
| May | 13.3°C55.9°F | 107 mm4.2″ | — |
| June | 16.4°C61.5°F | 124 mm4.9″ | — |
| July | 18.6°C65.5°F | 113 mm4.4″ | — |
| August | 18°C64.4°F | 108 mm4.3″ | — |
| September | 14.3°C57.7°F | 90 mm3.5″ | — |
| October | 9.5°C49.1°F | 100 mm3.9″ | — |
| November | 4.3°C39.7°F | 108 mm4.3″ | — |
| December | 1.6°C34.9°F | 108 mm4.3″ | Snowy |
Frequently asked questions
What is the best time to visit Aarau?
Aarau does not have a clearly "sunny" season by our profile cutoffs — see the "warmest and driest months" fallback for the closest picks. Aarau's warmest month is July at an average of 18.6°C / 65.5°F, and its driest month is March with about 81 mm / 3.2 in of rain.
What is the climate of Aarau?
Aarau, in Aargau, Switzerland, has monthly average temperatures ranging from 0.6°C / 33.1°F in January to 18.6°C / 65.5°F in July. Annual rainfall is approximately 1220 mm / 48 in, with the wettest month being June (124 mm / 4.9 in) and the driest March (81 mm / 3.2 in).
What is the average temperature in Aarau in July?
The average temperature in Aarau in July is 18.6°C / 65.5°F, with rainfall of about 113 mm / 4.4 in — the warmest month of the year.
When is the driest month in Aarau?
The driest month in Aarau is March, with about 81 mm / 3.2 in of average monthly rainfall. Average temperature that month is 5.3°C / 41.5°F.
When is the wettest month in Aarau?
The wettest month in Aarau is June, with approximately 124 mm / 4.9 in of average monthly rainfall.