Climate · Portugal

Porto

Warm and mostly dry from June to September; mild and damp from December to March.

Typical weather, averaged over 30 years41.2°N90 m above the sea
  1. Jan58°14°44°7°Rain on about three days a week.
  2. Feb60°16°44°7°Rain on about two days a week.
  3. Mar64°18°46°8°Rain on about three days a week.
  4. Apr67°19°50°10°Rain on about three days a week.
  5. May71°22°54°12°Rain on about three days a week.
  6. Jun77°25°59°15°Rain on about two days a week.
  7. Jul81°27°62°17°Rain on about one day a week.
  8. Aug82°28°63°17°Rain on about one day a week.
  9. Sep79°26°61°16°Rain on about two days a week.
  10. Oct73°23°57°14°Rain on about three days a week.
  11. Nov65°18°51°11°Rain on about three days a week.
  12. Dec60°16°46°8°Rain on about three days a week.
Each month: its typical high and low, and dots for wet days a week. Tap a month to open it.The best months

The warm season runs from June to September, with highs near 80°F and nights near 61°F. From December to March, highs are nearer 60°F. The rain comes from October to May, on about three days a week. July to August is the driest stretch, with rain on about one day a week. Daylight runs from about 9½ hours in December to 15 hours in June.The warm season runs from June to September, with highs near 27°C and nights near 16°C. From December to March, highs are nearer 16°C. The rain comes from October to May, on about three days a week. July to August is the driest stretch, with rain on about one day a week. Daylight runs from about 9½ hours in December to 15 hours in June.

Where Porto sits

Europe/Lisbon

this place
typical high in Januarytypical high in Februarytypical high in Marchtypical high in Apriltypical high in Maytypical high in Junetypical high in Julytypical high in Augusttypical high in Septembertypical high in Octobertypical high in Novembertypical high in December 40°F4°C95°F35°C
Latitude
41.2°Nnorthern hemisphere
Above the sea
90 mlow-lying
Sunrise, mid-JanuarySunrise, mid-FebruarySunrise, mid-MarchSunrise, mid-AprilSunrise, mid-MaySunrise, mid-JuneSunrise, mid-JulySunrise, mid-AugustSunrise, mid-SeptemberSunrise, mid-OctoberSunrise, mid-NovemberSunrise, mid-December
7:58 AM7:30 AM6:48 AM6:57 AM6:17 AM6:01 AM6:14 AM6:43 AM7:14 AM7:45 AM7:22 AM7:52 AMsets 5:29 PMsets 6:07 PMsets 6:40 PMsets 8:13 PMsets 8:44 PMsets 9:08 PMsets 9:07 PMsets 8:35 PMsets 7:46 PMsets 6:56 PMsets 5:17 PMsets 5:07 PM
Nearest of ours
Valença do Douro88 km east

The land around Porto, shaded by its typical high in January, the planning map's own layer.The land around Porto, shaded by its typical high in February, the planning map's own layer.The land around Porto, shaded by its typical high in March, the planning map's own layer.The land around Porto, shaded by its typical high in April, the planning map's own layer.The land around Porto, shaded by its typical high in May, the planning map's own layer.The land around Porto, shaded by its typical high in June, the planning map's own layer.The land around Porto, shaded by its typical high in July, the planning map's own layer.The land around Porto, shaded by its typical high in August, the planning map's own layer.The land around Porto, shaded by its typical high in September, the planning map's own layer.The land around Porto, shaded by its typical high in October, the planning map's own layer.The land around Porto, shaded by its typical high in November, the planning map's own layer.The land around Porto, shaded by its typical high in December, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Through the year

week by week

Temperature

Highs from 58°F in January to 82°F in August.Highs from 14°C in January to 28°C in August.

Chance of a wet day

Wettest in November (45% of days), driest in August (13%).

Cloud cover

Clearest in July (25% cover), cloudiest in December (62%).

Daylight

From 9h 15m in December to 15h 05m in June.

Week by week, lightly smoothed. Shading marks the seasons; the olive line, the best months. Hover or tap a week for its figures.

Month by month

°F°C

Porto, month by month: the typical high and low, wet days a week, cloud cover and daylight.
MonthTypical low to highWet days a weekCloudDaylight
JanuaryWetter
44°7°58°14°
3 days61%9h 34m
FebruaryWetter
44°7°60°16°
2 days58%10h 33m
MarchWetter
46°8°64°18°
3 days57%11h 52m
AprilWetter
50°10°67°19°
3 days56%13h 17m
MayWetter
54°12°71°22°
3 days52%14h 29m
JuneWarm seasonAt its best
59°15°77°25°
2 days41%15h 05m
JulyWarm seasonAt its best
62°17°81°27°
1 day25%14h 48m
AugustWarm seasonAt its best
63°17°82°28°
1 day28%13h 45m
SeptemberWarm seasonAt its best
61°16°79°26°
2 days41%12h 23m
OctoberWetter
57°14°73°23°
3 days52%10h 59m
NovemberWetter
51°11°65°18°
3 days59%9h 49m
DecemberWetter
46°8°60°16°
3 days62%9h 15m

When is the best time to visit Porto?


The best months are June to September: highs near 80°F, nights near 61°F, and rain on about one day a week.The best months are June to September: highs near 27°C, nights near 16°C, and rain on about one day a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

Questions


What is the warmest month in Porto?

August, with highs near 82°F and lows near 63°F. The coolest is January, with highs near 58°F.August, with highs near 28°C and lows near 17°C. The coolest is January, with highs near 14°C.

When does it rain most in Porto?

November, with rain on about three days a week. August is the driest, with rain on about one day a week.

How long are the days in Porto?

From about 9½ hours in December to 15 hours in June.

When are the skies clearest in Porto?

July, when cloud covers about 25% of the sky on average. December is the cloudiest, at about 62%.

Places with a year like Porto's

by their highs, lows and wet days

Their highs, lows, wet days and cloud run closest to Porto's through the year, one place a country. “Six months apart”: their winter is Porto's summer.

Elsewhere in Portugal

All of Portugal

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Porto. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.