Alghero, Sardinia at a glance
- Best time
- Jun – Sep
- Warmest month
- Aug · 29°
- Warmest sea
- Aug · 24.9°
- Sunshine a year
- 3,130 h
- Rain a year
- 609 mm
- Climate
- Mediterranean
- Time zone
- UTC+1 / UTC+2
- Elevation
- 7 m
Climate in Alghero, Sardinia
Alghero, Sardinia has a Mediterranean climate with warm to hot, dry summers and mild, wetter winters. August is the warmest month with average highs of 29 °C, while January is the coolest at 13 °C. With around 3,130 hours of sunshine a year, Alghero, Sardinia is very sunny; July is the sunniest month with 12.6 hours a day.
Weather in October
Holiday weather in October
Good
Best time to visit: June – September
What is the weather like in Alghero, Sardinia in October?
In October, Alghero, Sardinia is warm: daytime highs average 22 °C, and nights cool down to about 17 °C. The sea averages 21.3 °C – refreshing for a swim. The sun shines for around 7 hours a day. Rain falls on about 8 days, adding up to 64 mm. All in all, October is a good month for a holiday in Alghero, Sardinia.
More details for October
- Daylight
- 11 h 12 min07:36 – 18:48
- UV index
- 4 · moderateclear sky, noon (estimate)
- Muggy days
- 2 daysdew point 18 °C or more
- Wind
- 20 km/haverage daily peak
- Cloud cover
- 48 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+2Europe/Rome
How the score comes together
- Temperatureweight 35 %55 %
- Seaweight 25 %61 %
- Sunshineweight 20 %70 %
- Few rainy daysweight 20 %70 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- Swimwear
- Sunscreen
- Rain jacket or umbrella
Sea temperature in Alghero, Sardinia
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 20.2 – 22.8 °C
Swimming season: Jun – Oct
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Alghero, Sardinia ranges from 13.8 °C in February to 24.9 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to October.
From November to February the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in August, eight out of ten years were between 23.6 and 26.4 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 14.3° | 13.7° | 15.1° | cold |
| FebruaryFeb | 13.8° | 13.2° | 14.6° | cold |
| MarchMar | 14.0° | 13.4° | 14.7° | cold |
| AprilApr | 15.3° | 14.7° | 16.0° | cold |
| MayMay | 17.8° | 16.8° | 18.7° | fresh |
| JuneJun | 21.4° | 20.2° | 23.2° | refreshing |
| JulyJul | 24.0° | 22.2° | 25.5° | pleasant |
| AugustAug | 24.9° | 23.6° | 26.4° | pleasant |
| SeptemberSep | 23.4° | 21.9° | 24.8° | pleasant |
| OctoberOct | 21.3° | 20.2° | 22.8° | refreshing |
| NovemberNov | 18.7° | 17.3° | 20.0° | fresh |
| DecemberDec | 15.8° | 14.5° | 17.1° | cold |
Sunshine hours in Alghero, Sardinia
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 7.2 of 11.2 hours of daylight in Alghero, Sardinia, 64 % of the day.
Sunshine hours count the time with bright, direct sunshine (WMO definition, estimated from model data); daylight is the time from sunrise to sunset on the 15th of the month.
Rain in Alghero, Sardinia: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Alghero, Sardinia has about 8 rainy days with 64 mm of rain in total.
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sea | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|---|
| JanuaryJan | 20 | 13° | 9° | 14.3° | 5.6 h | 10 | 64 |
| FebruaryFeb | 26 | 13° | 8° | 13.8° | 6.9 h | 9 | 56 |
| MarchMar | 30 | 15° | 10° | 14.0° | 8.1 h | 9 | 57 |
| AprilApr | 33 | 18° | 12° | 15.3° | 8.9 h | 9 | 56 |
| MayMay | 56 | 22° | 15° | 17.8° | 9.8 h | 7 | 49 |
| JuneJun | 91 | 27° | 19° | 21.4° | 12.0 h | 3 | 21 |
| JulyJul | 100 | 29° | 22° | 24.0° | 12.6 h | 1 | 6 |
| AugustAug | 100 | 29° | 22° | 24.9° | 11.1 h | 2 | 13 |
| SeptemberSep | 95 | 26° | 20° | 23.4° | 9.0 h | 6 | 45 |
| OctoberOct | 63 | 22° | 17° | 21.3° | 7.2 h | 8 | 64 |
| NovemberNov | 23 | 18° | 13° | 18.7° | 5.8 h | 13 | 101 |
| DecemberDec | 18 | 14° | 10° | 15.8° | 5.6 h | 11 | 77 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)
40.56° N, 8.32° E · 7 m · Europe/Rome
Best time to visit Alghero, Sardinia
The best time to visit Alghero, Sardinia is from June to September. For a beach holiday with the sea above 21 °C, go from June to September. For sightseeing, day trips and hiking, conditions are most comfortable from March to June and from September to October. The wettest month is November with 101 mm of precipitation.
Find your perfect month
Tell us what you like and we rate every month in Alghero, Sardinia for you.
Your best months: July – August
Based on the climate averages; tap a month to see its details.
Which month for what?
Beach & swimming
Jun – Sep
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Mar – Jun, Sep – Oct
15–28 °C and not too much rain
Rainy months
Nov
12 or more rainy days
Alghero, Sardinia month by month
The typical weather for every month at a glance.
20January13° · Sea 14° · 6 h
In January, Alghero, Sardinia is cool: daytime highs average 13 °C, and nights cool down to about 9 °C. The sea averages 14.3 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 64 mm in total. All in all, January is not an ideal month for a holiday in Alghero, Sardinia.
Alghero, Sardinia in January26February13° · Sea 14° · 7 h
In February, Alghero, Sardinia is cool: daytime highs average 13 °C, and nights cool down to about 8 °C. The sea averages 13.8 °C – swimming is only for the hardy. The sun shines for around 7 hours a day. Rain falls on about 9 days, adding up to 56 mm. All in all, February is not an ideal month for a holiday in Alghero, Sardinia.
Alghero, Sardinia in February30March15° · Sea 14° · 8 h
In March, Alghero, Sardinia is cool: daytime highs average 15 °C, and nights cool down to about 10 °C. The sea averages 14.0 °C – swimming is only for the hardy. The sun shines for around 8 hours a day. Rain is frequent, with about 9 rainy days and 57 mm in total. All in all, March is not an ideal month for a holiday in Alghero, Sardinia.
Alghero, Sardinia in March33April18° · Sea 15° · 9 h
In April, Alghero, Sardinia is mild: daytime highs average 18 °C, and nights cool down to about 12 °C. The sea averages 15.3 °C – swimming is only for the hardy. The sun shines for around 9 hours a day. Rain falls on about 9 days, adding up to 56 mm. All in all, April is not an ideal month for a holiday in Alghero, Sardinia.
Alghero, Sardinia in April56May22° · Sea 18° · 10 h
In May, Alghero, Sardinia is warm: daytime highs average 22 °C, and nights cool down to about 15 °C. The sea averages 17.8 °C – bracing, so a wetsuit helps for longer swims. With around 10 hours of sunshine a day, there is plenty of sun. Rain falls on about 7 days, adding up to 49 mm. All in all, May is a so-so month for a holiday in Alghero, Sardinia.
Alghero, Sardinia in May91June27° · Sea 21° · 12 h
In June, Alghero, Sardinia is warm: daytime highs average 27 °C, and nights cool down to about 19 °C. The sea averages 21.4 °C – refreshing for a swim. With around 12 hours of sunshine a day, there is plenty of sun. Rain is rare: about 3 days bring 21 mm in total. On about 6 days the thermometer climbs to 30 °C or more. All in all, June is an excellent month for a holiday in Alghero, Sardinia.
Alghero, Sardinia in June100July29° · Sea 24° · 13 h
In July, Alghero, Sardinia is hot: daytime highs average 29 °C, and even at night it stays warm at around 22 °C. The sea averages 24.0 °C – pleasant for swimming. With around 13 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 13 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is an excellent month for a holiday in Alghero, Sardinia.
Alghero, Sardinia in July100August29° · Sea 25° · 11 h
In August, Alghero, Sardinia is hot: daytime highs average 29 °C, and even at night it stays warm at around 22 °C. The sea averages 24.9 °C – pleasant for swimming. With around 11 hours of sunshine a day, there is plenty of sun. Rain is rare: about 2 days bring 13 mm in total. On about 12 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is an excellent month for a holiday in Alghero, Sardinia.
Alghero, Sardinia in August95September26° · Sea 23° · 9 h
In September, Alghero, Sardinia is warm: daytime highs average 26 °C, and nights cool down to about 20 °C. The sea averages 23.4 °C – pleasant for swimming. With around 9 hours of sunshine a day, there is plenty of sun. Rain falls on about 6 days, adding up to 45 mm. All in all, September is an excellent month for a holiday in Alghero, Sardinia.
Alghero, Sardinia in September63October22° · Sea 21° · 7 h
In October, Alghero, Sardinia is warm: daytime highs average 22 °C, and nights cool down to about 17 °C. The sea averages 21.3 °C – refreshing for a swim. The sun shines for around 7 hours a day. Rain falls on about 8 days, adding up to 64 mm. All in all, October is a good month for a holiday in Alghero, Sardinia.
Alghero, Sardinia in October23November18° · Sea 19° · 6 h
In November, Alghero, Sardinia is mild: daytime highs average 18 °C, and nights cool down to about 13 °C. The sea averages 18.7 °C – bracing, so a wetsuit helps for longer swims. Expect around 6 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 101 mm in total. All in all, November is not an ideal month for a holiday in Alghero, Sardinia.
Alghero, Sardinia in November18December14° · Sea 16° · 6 h
In December, Alghero, Sardinia is cool: daytime highs average 14 °C, and nights cool down to about 10 °C. The sea averages 15.8 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 77 mm in total. All in all, December is not an ideal month for a holiday in Alghero, Sardinia.
Alghero, Sardinia in DecemberPlanning a trip to Alghero, Sardinia
Getting there
Flying from
- Nonstop flight
- about 2 h 10 min
- Distance
- 1,390 km
- Time zone
- UTC+2
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Frequently asked questions about Alghero, Sardinia
When is the best time to visit Alghero, Sardinia?
The best time to visit Alghero, Sardinia is from June to September. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Alghero, Sardinia?
The sea temperature in Alghero, Sardinia ranges from 13.8 °C in February to 24.9 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to October.
Can you swim in Alghero, Sardinia in October?
Yes. In October the sea averages 21.3 °C – refreshing for a swim.
What is the warmest month in Alghero, Sardinia?
August is the warmest month, with average highs of 29 °C and nights around 22 °C. January is the coolest month at 13 °C.
When does it rain most in Alghero, Sardinia?
The wettest month is November with 101 mm of precipitation. The driest month is July with 6 mm.
How many hours of sunshine does Alghero, Sardinia get?
Alghero, Sardinia gets around 3,130 hours of sunshine a year. The sunniest month is July with 12.6 hours a day; in January there are 5.6 hours a day.
What time zone is Alghero, Sardinia in?
Alghero, Sardinia uses the time zone Europe/Rome: UTC+1 in January and UTC+2 in July.
How long is the flight from London to Alghero, Sardinia?
A nonstop flight from London to Alghero, Sardinia takes about 2 h 10 min, for a straight-line distance of about 1,390 km.
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