Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average sea temperature in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
The move into October indicates a slight reduction in the average high-temperature, down from September's agreeable 22.1°C (71.8°F) to a comfortable 17.9°C (64.2°F). Portofino logs an average low-temperature of 13.1°C (55.6°F) during the nights of October, subtly lower than its daytime highs.Humidity
In Portofino, Italy, the average relative humidity in October is 77%.Rainfall
In Portofino, in October, during 14.1 rainfall days, 98mm (3.86") of precipitation is typically accumulated. Throughout the year, there are 173.6 rainfall days, and 780mm (30.71") of precipitation is accumulated.Snowfall
April through November are months without snowfall.Sea temperature
In October, the average sea temperature is 20.3°C (68.5°F).Note: Swimming in water of 20.3°C (68.5°F) is not enjoyable for the majority of individuals. Breathing control becomes increasingly challenging as the temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
In October, the average length of the day in Portofino is 10h and 59min.On the first day of the month, sunrise is at 07:21 and sunset at 19:03 CEST. On the last day of October, in Portofino, sunrise is at 06:59 and sunset at 17:13 CET.
Note: On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. Daylight Saving Time starts again on Sunday, 30. March 2025, at 02:00; consequently, the time zone reverts from CET to CEST.
Sunshine
The average sunshine in October in Portofino is 6.2h.UV index
In October, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: A maximum high UV index of 4 in October translates into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Frequently asked questions
What is the usual temperature for Portofino in October?
What is the average humidity in October in Portofino?
How many days does it rain in October in Portofino?
When it does not snow in Portofino?
How cold is the water in October in Portofino?
How many hours of daylight does Portofino have in October?
When are sunrise and sunset in October in Portofino?
When does Daylight Saving Time (DST) end in October in Portofino?
How long on average sun shines in October in Portofino?
What is the UV index reading in October in Portofino?
Average temperature in October
Portofino, Italy
- Average high temperature in October: 17.9°C
The warmest month (with the highest average high temperature) is August (25.6°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in October: 13.1°C
The month with the highest average low temperature is August (19.3°C).
The coldest month (with the lowest average low temperature) is February (4.9°C).
Average pressure in October
Portofino, Italy
- Average pressure in October: 1016.7mbar
The month with the highest atmospheric pressure is December (1018.7mbar).
The months with the lowest atmospheric pressure are April, May and July (1013.9mbar).
Average wind speed in October
Portofino, Italy
- Average wind speed in October: 10.4km/h
The windiest month (with the highest average wind speed) is February (12.2km/h).
The calmest month (with the lowest average wind speed) is August (7.8km/h).
Average humidity in October
Portofino, Italy
- Average humidity in October: 77%
The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is August (72%).
Average rainfall in October
Portofino, Italy
- Average rainfall in October: 98mm
The wettest month (with the highest rainfall) is November (118mm).
The driest month (with the least rainfall) is September (47mm).
Average rainfall days in October
Portofino, Italy
- Average rainfall days in October: 14.1 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (11.3 days).
Average snowfall in October
Portofino, Italy
- Average snowfall in October: 0mm
The month with the highest snowfall is March (6mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in October
Portofino, Italy
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in October
Portofino, Italy
- Average sea temperature in October: 20.3°C
The best month for swimming (with the highest average sea temperature) is August (24.4°C).
The coldest month (with the lowest average sea temperature) is February (13°C).
Average daylight in October /
Average sunshine in October
Portofino, Italy
- Average daylight in October: 11h and 0min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in October: 6h and 1min
The months with the most sunshine are June and July (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 18min).
Average sunshine days in October
Portofino, Italy
- Average sunshine days in October: 14.7 days
The month with the most sunshine days is January (17.1 days).
The month with the least sunshine days is May (8.8 days).
Average UV index in October
Portofino, Italy
- Average UV index in October: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in October
Portofino, Italy
- Average cloud cover in October: 34
The month with the most cloud cover is November (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in October
Portofino, Italy
- Average visibility in October: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).
Portofino, Italy
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