Climate averages 1991–2020
Nantes weather
in January.
A cool, moderately wet month: the coolest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a cool month in Nantes: daytime highs average 8.9°C and nights cool to about 3.8°C. By daytime temperature it is the coolest month of the year.
Expect about 71 mm of rain on roughly 11 days, which makes January a moderately wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 8 h 57 min on an average January day.
The nearest other city in this atlas is Angers (81 km away). In January its highs average 8.3°C, 0.6°C cooler than Nantes, with 62 mm of rain.
Among the 57 cities listed in France, Nantes ranks 18th of 57 for the warmest January highs and joint 41st of 57 for the driest January (rainfall, lowest first). The mean January high of those 57 cities is 8.0°C; Nantes is 0.9°C warmer than that mean.
From January to February, average highs rise by 0.8°C to 9.7°C, and monthly rainfall falls from 71 mm to 56 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
Nantes climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 8.9°C3.8°C | 3.8°C | 71 | 11.2 | 9.09 h |
| February | 9.7°C3.4°C | 3.4°C | 56 | 9.7 | 10.210 h |
| March | 12.5°C5.2°C | 5.2°C | 53 | 10.3 | 11.912 h |
| April | 15.1°C7.1°C | 7.1°C | 57 | 10.4 | 13.614 h |
| May | 18.4°C10.3°C | 10.3°C | 61 | 10.6 | 15.115 h |
| June | 21.7°C13.4°C | 13.4°C | 46 | 8.4 | 15.916 h |
| July | 23.7°C15.2°C | 15.2°C | 39 | 7.3 | 15.516 h |
| August | 23.9°C15.3°C | 15.3°C | 47 | 7.3 | 14.214 h |
| September | 21.3°C13.0°C | 13.0°C | 49 | 7.4 | 12.613 h |
| October | 16.9°C10.5°C | 10.5°C | 73 | 11.4 | 10.911 h |
| November | 12.3°C6.8°C | 6.8°C | 70 | 11.3 | 9.49 h |
| December | 9.3°C4.3°C | 4.3°C | 79 | 11.4 | 8.69 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
- Angers in JanuaryFrance · 81 kmHigh 8.3°C · Low 3.1°C · 62 mm rain
- Rennes in JanuaryFrance · 100 kmHigh 8.4°C · Low 3.3°C · 64 mm rain
- La Rochelle in JanuaryFrance · 121 kmHigh 9.3°C · Low 4.5°C · 77 mm rain
- Le Mans in JanuaryFrance · 158 kmHigh 7.6°C · Low 2.5°C · 63 mm rain
- Poitiers in JanuaryFrance · 160 kmHigh 8.0°C · Low 2.7°C · 64 mm rain
- Tours in JanuaryFrance · 171 kmHigh 7.9°C · Low 2.8°C · 62 mm rain
- Saint Helier in JanuaryJersey · 223 kmHigh 9.1°C · Low 6.8°C · 110 mm rain
- Caen in JanuaryFrance · 236 kmHigh 8.1°C · Low 3.3°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 Nantes) is explained once on the Nantes year overview and on the Sources, method and limits page.