Aosta in May
4.4out of 10
Not the best time
Cold: highs around 8°C. Very wet: about 16 rainy days.
8°CAvg high
0°CAvg low
16Rainy days (112 mm)
14:43 hDaylight
06:05Sunrise · 20:49 Sunset
Why this score
- Cold: highs around 8°C
- Very wet: about 16 rainy days
- Nights fall to about 0°C
- Rain varies a lot between years (±4.3 days)
What to wear and pack
- A warm jacket
- Rain jacket or compact umbrella
- Gloves for freezing mornings
How reliable is the forecast?
Rain in May varies a lot between years (±4.3 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -6°C | -12°C | 100 mm | 12 | – | – | 3.4 |
| February | -4°C | -12°C | 80 mm | 11 | – | – | 3.6 |
| March | 0°C | -8°C | 88 mm | 12 | – | – | 3.4 |
| April | 3°C | -4°C | 97 mm | 13 | – | – | 3.8 |
| May | 8°C | 0°C | 112 mm | 16 | – | – | 4.4 |
| June | 14°C | 4°C | 104 mm | 17 | – | – | 5.4 |
| July | 16°C | 6°C | 95 mm | 16 | – | – | 6.0 |
| August | 16°C | 6°C | 87 mm | 14 | – | – | 6.2 |
| September | 12°C | 3°C | 90 mm | 13 | – | – | 5.7 |
| October | 7°C | -2°C | 98 mm | 12 | – | – | 4.6 |
| November | 0°C | -8°C | 123 mm | 13 | – | – | 3.1 |
| December | -5°C | -12°C | 110 mm | 13 | – | – | 3.2 |
Frequently asked questions
How hot is Aosta in May?
Daytime highs average 8°C and nights about 0°C.
When is the best time to visit Aosta?
The best months are August, July, September.