Portofino in Fall
In fall (September, October and November), Portofino sees average daytime highs around 18°C and overnight lows near 16°C, with 494 mm of rain over about 36 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Over the season highs ease from about 23°C in early September to 13°C by late November. The sky is clear or mostly clear about 42% of the time across fall, and the air most often feels dry.
Fall is Portofino's 2nd-best season to visit on our travel score. For the whole year in context, see Portofino's year-round climate.
- Avg daytime high
- 18°C
- 2nd-warmest season
- Avg overnight low
- 16°C
- Rainfall
- 494 mm
- 36 wet days
- Avg wind
- 14 km/h
- Travel score
- 5.5
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Portofino in Fall
Over the season highs ease from about 23°C in early September to 13°C by late November.
A typical fall day in Portofino reaches about 18°C and drops to 16°C overnight. The warmest of the three months is September, the coolest November.
Portofino weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 11° / 9° | 129 | 12.1 | 9.1 | 2.4 |
| Feb | 11° / 8° | 107 | 11.3 | 10.2 | 2.4 |
| Mar | 12° / 10° | 104 | 10.7 | 11.6 | 3.3 |
| Apr | 14° / 12° | 92 | 10.3 | 13.2 | 4.3 |
| May | 18° / 16° | 70 | 9 | 14.5 | 6.0 |
| Jun | 21° / 19° | 46 | 7 | 15.3 | 7.3 |
| Jul | 24° / 22° | 25 | 4.1 | 15 | 8.5 |
| Aug | 24° / 22° | 40 | 6.1 | 13.8 | 8.1 |
| Sep | 22° / 20° | 102 | 8.7 | 12.3 | 7.0 |
| Oct | 18° / 16° | 179 | 12.9 | 10.8 | 5.7 |
| Nov | 15° / 13° | 214 | 14.6 | 9.4 | 3.9 |
| Dec | 12° / 10° | 158 | 14.1 | 8.7 | 2.8 |
Cloud cover in Fall
The sky is clear or mostly clear about 42% of the time across fall.
Chance of precipitation in Fall
Portofino gets around 494 mm of rain over 36 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 14 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 h 06 min in early September to 8 h 54 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 2.9 kWh/m².
Hazard calendar for Portofino
In fall, Portofino overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Portofino's rainy season runs September–March, when most of the year's rain falls.
Is fall a good time to visit Portofino?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Portofino for sightseeing.
What to pack for Portofino in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Portofino sees daytime highs around 18°C and nights near 16°C. Pack rain gear. Worth having: a warm layer. About 36 days see rain.
Sea temperature near Portofino in Fall
The nearest coast averages about 20°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 25°C and coldest in February near 13°C.
It's comfortable for a long swim from Jun 2 to Oct 20 — about 4.6 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 14 | 13 | 14 | 15 | 18 | 22 | 24 | 25 | 23 | 20 | 18 | 16 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Warm | Refreshing | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 14 | Bracing |
| Feb | 13 | Bracing |
| Mar | 14 | Bracing |
| Apr | 15 | Bracing |
| May | 18 | Cool |
| Jun | 22 | Refreshing |
| Jul | 24 | Warm |
| Aug | 25 | Warm |
| Sep | 23 | Refreshing |
| Oct | 20 | Refreshing |
| Nov | 18 | Cool |
| Dec | 16 | Cool |
UV index in Portofino in Fall
Clear-sky midday UV across fall averages around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Portofino peaks around July 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 3 | 4 | 7 | 6 | 8 | 9 | 7 | 5 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | Very high | High | Very high | Very high | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 3 | Moderate |
| Mar | 4 | Moderate |
| Apr | 7 | Very high |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 7 | High |
| Sep | 5 | Moderate |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in Portofino in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Portofino is worst in March — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 13 | 14 | 16 | 15 | 14 | 14 | 12 | 13 | 12 | 13 | 11 | 11 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Moderate | Good | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 13 | Moderate |
| Feb | 14 | Moderate |
| Mar | 16 | Moderate |
| Apr | 15 | Moderate |
| May | 14 | Moderate |
| Jun | 14 | Moderate |
| Jul | 12 | Good |
| Aug | 13 | Moderate |
| Sep | 12 | Good |
| Oct | 13 | Moderate |
| Nov | 11 | Good |
| Dec | 11 | Good |
Where is Portofino?
Portofino sits at 44.3°N, 9.2°E, 0 m above sea level, in Italy. The nearest listed city is Rapallo, 5.0 km away.
Topography around Portofino
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Portofino.
Within 3 km, the terrain around Portofino has significant variations in elevation — a maximum elevation change of 506 m around an average of 46 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,220 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,979 m.
The land around Portofino is covered by water (76%) and trees (22%) within 3 km, water (63%) and trees (33%) within 16 km, and trees (53%) and water (31%) within 80 km.
Italy travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F / L
- 230 V · 50 Hz
- Prices
- ≈ 69% of US
- price level, 2025
- GDP per capita
- $43,309
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 97%
- of population, 2024
- Homicide rate
- 0.6
- per 100k, 2023
- Road deaths
- 5.3
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 513
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Portofino (44.3035°, 9.2094°, elevation 0 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.