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Foz climate by month
What the weather is like
Foz has an oceanic climate (Köppen Cfb): rain spread through the year and no real dry season.
The warmest month is August, when afternoons average 23° and nights 15°. January is the coolest month, with highs of 13° and lows of 7°. The difference between the warmest and the coolest month is about 9°, a small seasonal swing typical of places tempered by the sea.
About 1,197 mm of precipitation falls in an average year. January is the wettest month (137 mm, 19 wet days) and July the driest (46 mm, 6 wet days). Cloud cover ranges from 37% in September to 47% in December.
The sea reaches about 20° in August. Sea temperatures lag the air by a month or two, so late summer is usually warmer for swimming than early summer.
Compared with Madrid, the capital, Foz is 10.2° cooler on a August afternoon and receives more precipitation over the year.
Year in figures
- Hottest afternoons
- 23° · August
- Coldest nights
- 7° · February
- Wettest month
- January
- Driest month
- July
- Clearest skies
- September · 37% cloud
- Warmest sea
- 20° · August
- Longest day
- 15 h 25 min
- Shortest day
- 8 h 58 min
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columns, sea temperature lineTemperature curve
Average high, low and seaDaylight
Hours between sunrise and sunset on the 15th of each monthClimate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 13° | 14° | 15° | 16° | 18° | 20° | 22° | 23° | 22° | 20° | 16° | 14° |
| Average low | 7° | 7° | 8° | 9° | 11° | 13° | 15° | 15° | 14° | 12° | 9° | 8° |
| Precipitation | 137 mm | 111 mm | 90 mm | 116 mm | 91 mm | 54 mm | 46 mm | 48 mm | 77 mm | 134 mm | 146 mm | 147 mm |
| Wet days (≥1 mm) | 18.6 | 14.5 | 15.9 | 14.2 | 11.4 | 8.8 | 6 | 7.3 | 7.9 | 15.4 | 18.2 | 16.4 |
| Cloud cover | 45% | 44% | 43% | 43% | 42% | 41% | 39% | 38% | 37% | 43% | 45% | 47% |
| Sea temperature | 13° | 13° | 13° | 13° | 15° | 17° | 19° | 20° | 19° | 17° | 15° | 14° |
| Daylight | 9h 18 | 10h 30 | 11h 53 | 13h 24 | 14h 42 | 15h 25 | 15h 07 | 14h 00 | 12h 33 | 11h 04 | 9h 42 | 8h 58 |
| Month score | 36 | 38 | 44 | 51 | 67 | 75 | 82 | 79 | 78 | 62 | 48 | 40 |