Climate averages 1991–2020
Genoa weather
in January.
A cool, wet month: the coolest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a cool month in Genoa: daytime highs average 9.6°C and nights cool to about 3.9°C. By daytime temperature it is the coolest month of the year.
Expect about 95 mm of rain on roughly 9 days, which makes January a wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 9 h 15 min on an average January day.
The nearest other city in this atlas is Alessandria (62 km away). In January its highs average 6.8°C, 2.8°C cooler than Genoa, with 57 mm of rain.
Among the 79 cities listed in Italy, Genoa ranks 40th of 79 for the warmest January highs and 70th of 79 for the driest January (rainfall, lowest first). The mean January high of those 79 cities is 9.7°C; Genoa is 0.1°C cooler than that mean.
From January to February, average highs rise by 1.2°C to 10.8°C, and monthly rainfall falls from 95 mm to 73 mm.
The annual picture
January 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
Genoa climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 9.6°C3.9°C | 3.9°C | 95 | 8.9 | 9.39 h |
| February | 10.8°C4.0°C | 4.0°C | 73 | 8.2 | 10.410 h |
| March | 14.2°C6.6°C | 6.6°C | 87 | 9.5 | 11.912 h |
| April | 17.1°C9.6°C | 9.6°C | 105 | 12.6 | 13.413 h |
| May | 20.8°C13.5°C | 13.5°C | 103 | 13.2 | 14.815 h |
| June | 24.6°C17.4°C | 17.4°C | 82 | 10.9 | 15.515 h |
| July | 27.3°C19.9°C | 19.9°C | 56 | 9.0 | 15.215 h |
| August | 27.6°C20.3°C | 20.3°C | 67 | 10.6 | 14.014 h |
| September | 23.5°C16.5°C | 16.5°C | 124 | 11.0 | 12.613 h |
| October | 18.9°C12.9°C | 12.9°C | 165 | 12.6 | 11.011 h |
| November | 13.8°C8.5°C | 8.5°C | 191 | 12.1 | 9.710 h |
| December | 10.3°C4.9°C | 4.9°C | 119 | 10.3 | 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
January in nearby cities
- Alessandria in JanuaryItaly · 62 kmHigh 6.8°C · Low -0.9°C · 57 mm rain
- La Spezia in JanuaryItaly · 78 kmHigh 10.2°C · Low 5.4°C · 113 mm rain
- Asti in JanuaryItaly · 80 kmHigh 6.8°C · Low -0.6°C · 57 mm rain
- Piacenza in JanuaryItaly · 93 kmHigh 7.1°C · Low -0.1°C · 59 mm rain
- Cremona in JanuaryItaly · 117 kmHigh 7.0°C · Low -0.3°C · 51 mm rain
- Parma in JanuaryItaly · 118 kmHigh 7.5°C · Low -0.2°C · 56 mm rain
- Novara in JanuaryItaly · 119 kmHigh 6.8°C · Low -1.4°C · 71 mm rain
- Milan in JanuaryItaly · 119 kmHigh 6.9°C · Low -1.0°C · 59 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 Genoa) is explained once on the Genoa year overview and on the Sources, method and limits page.