Climate averages 1991–2020
Asti weather
in December.
A cold, moderately wet month: the 11th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a cold month in Asti: daytime highs average 7.0°C and nights cool to about 0.2°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 65 mm of rain on roughly 7 days, which makes December a moderately wet month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 8 h 51 min on an average December day.
The nearest other city in this atlas is Alessandria (32 km away). In December its highs average 7.0°C, about as warm as Asti, with 66 mm of rain.
Among the 79 cities listed in Italy, Asti ranks joint 73rd of 79 for the warmest December highs and joint 14th of 79 for the driest December (rainfall, lowest first). The mean December high of those 79 cities is 10.5°C; Asti is 3.5°C cooler than that mean.
From December to January, average highs fall by 0.2°C to 6.8°C, and monthly rainfall falls from 65 mm to 57 mm.
The annual picture
December in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Asti climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 6.8°C-0.6°C | -0.6°C | 57 | 6.5 | 9.29 h |
| February | 9.3°C0.3°C | 0.3°C | 60 | 6.2 | 10.410 h |
| March | 14.1°C3.8°C | 3.8°C | 67 | 7.6 | 11.912 h |
| April | 17.6°C7.7°C | 7.7°C | 94 | 11.2 | 13.513 h |
| May | 22.0°C12.1°C | 12.1°C | 114 | 13.4 | 14.815 h |
| June | 26.4°C16.1°C | 16.1°C | 105 | 12.0 | 15.516 h |
| July | 29.3°C18.9°C | 18.9°C | 83 | 11.1 | 15.215 h |
| August | 28.8°C18.9°C | 18.9°C | 108 | 12.0 | 14.114 h |
| September | 23.6°C14.8°C | 14.8°C | 111 | 10.0 | 12.613 h |
| October | 17.6°C10.2°C | 10.2°C | 107 | 9.3 | 11.011 h |
| November | 11.5°C4.8°C | 4.8°C | 124 | 9.2 | 9.610 h |
| December, selected | 7.0°C0.2°C | 0.2°C | 65 | 7.0 | 8.99 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
December in nearby cities
- Alessandria in DecemberItaly · 32 kmHigh 7.0°C · Low -0.1°C · 66 mm rain
- Turin in DecemberItaly · 45 kmHigh 6.3°C · Low -0.9°C · 58 mm rain
- Novara in DecemberItaly · 69 kmHigh 7.0°C · Low -0.6°C · 79 mm rain
- Genoa in DecemberItaly · 80 kmHigh 10.3°C · Low 4.9°C · 119 mm rain
- Busto Arsizio in DecemberItaly · 94 kmHigh 7.1°C · Low -0.1°C · 74 mm rain
- Milan in DecemberItaly · 99 kmHigh 7.1°C · Low -0.1°C · 73 mm rain
- Cinisello Balsamo in DecemberItaly · 107 kmHigh 7.4°C · Low -0.1°C · 73 mm rain
- Monza in DecemberItaly · 112 kmHigh 7.4°C · Low -0.4°C · 73 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Asti) is explained once on the Asti year overview and on the Sources, method and limits page.