Climate averages 1991–2020
Coimbra weather
in January.
A cool, wet month: the coolest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a cool month in Coimbra: daytime highs average 13.6°C and nights cool to about 4.9°C. By daytime temperature it is the coolest month of the year.
Expect about 108 mm of rain on roughly 11 days, which makes January a wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 9 h 40 min on an average January day.
The nearest other city in this atlas is Aveiro (52 km away). In January its highs average 13.5°C, about as warm as Coimbra, with 128 mm of rain.
Among the 12 cities listed in Portugal, Coimbra ranks 7th of 12 for the warmest January highs and 8th of 12 for the driest January (rainfall, lowest first). The mean January high of those 12 cities is 13.7°C; Coimbra is level with that mean.
From January to February, average highs rise by 1.2°C to 14.8°C, and monthly rainfall falls from 108 mm to 81 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
Coimbra climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 13.6°C4.9°C | 4.9°C | 108 | 10.8 | 9.710 h |
| February | 14.8°C5.3°C | 5.3°C | 81 | 8.7 | 10.611 h |
| March | 17.6°C7.3°C | 7.3°C | 85 | 9.6 | 11.912 h |
| April | 19.0°C8.9°C | 8.9°C | 92 | 10.7 | 13.213 h |
| May | 22.0°C11.5°C | 11.5°C | 73 | 9.2 | 14.414 h |
| June | 25.5°C14.4°C | 14.4°C | 23 | 5.0 | 15.015 h |
| July | 28.3°C16.0°C | 16.0°C | 8.5 | 2.2 | 14.715 h |
| August | 28.9°C16.5°C | 16.5°C | 14 | 3.1 | 13.814 h |
| September | 26.3°C15.0°C | 15.0°C | 49 | 6.0 | 12.512 h |
| October | 21.6°C12.3°C | 12.3°C | 117 | 11.2 | 11.211 h |
| November | 16.6°C8.4°C | 8.4°C | 117 | 11.9 | 10.010 h |
| December | 14.3°C6.0°C | 6.0°C | 111 | 10.9 | 9.49 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
- Aveiro in JanuaryPortugal · 52 kmHigh 13.5°C · Low 6.5°C · 128 mm rain
- Leiria in JanuaryPortugal · 61 kmHigh 14.2°C · Low 7.0°C · 88 mm rain
- Viseu in JanuaryPortugal · 67 kmHigh 10.5°C · Low 3.1°C · 152 mm rain
- Porto in JanuaryPortugal · 106 kmHigh 12.8°C · Low 6.3°C · 150 mm rain
- Braga in JanuaryPortugal · 150 kmHigh 11.9°C · Low 3.7°C · 191 mm rain
- Amadora in JanuaryPortugal · 176 kmHigh 13.8°C · Low 8.7°C · 68 mm rain
- Lisbon in JanuaryPortugal · 176 kmHigh 13.4°C · Low 9.1°C · 68 mm rain
- Queluz in JanuaryPortugal · 176 kmHigh 13.8°C · Low 9.7°C · 68 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 Coimbra) is explained once on the Coimbra year overview and on the Sources, method and limits page.