Alonissos weather in August 2025

Expect 82°F daytime maximum temperatures in the shade with on average 12 hours of sunshine per day in Alonissos in August. Check more long-term weather averages for Alonissos in August before you book your next holiday to Greece in 2025/2026.

  • 82°F maximum daytime temperature in August in Alonissos82
    82°F max day temperature
  • 12 hours of sunshine per day
  • 3 days with some rainfall in August in Alonissos3
    3 days with some rainfall
  • 66°F minimum night-time temperature in August in Alonissos66
    66°F min night temperature
  • 14 hours of daylight per day in August in Alonissos14
    14 hours of daylight per day
  • Moderate heat & humidity in August in AlonissosM
    Moderate heat & humidity
  • 1.1 inches monthly rainfall in August in Alonissos1.1
    1.1 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Alonissos8
    8 (Very High) UV index
  • 79°F sea temperature in August in Alonissos79
    79°F sea temperature

More about Alonissos

Alonissos by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Greece

TUI: up to 7% off holidays booked online

  • Book online with TUI & save up to 7% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost
Go to TUI deal >>

View all TUI offers

TUITUI deal finder

The August weather guide for Greece (Alonissos) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

Back to top

More about Greece

How hot is it in Alonissos in August?

Daytime temperatures usually reach 82°F in Alonissos in August with moderate heat and humidity, falling to 66°F at night.

How sunny is it in Alonissos in August?

There are normally 12 hours of bright sunshine each day in Alonissos in August - that's 87% of daylight hours.

How warm is the sea around Alonissos in August?

The average sea temperature around Alonissos in August is 79°F.

Does it ever rain in Alonissos in August?

There are usually 3 days with some rain in Alonissos in August and the average monthly rainfall is 1.1 inches.

Alonissos August sunrise & sunset times

Browse the sunrise and sunset times for Alonissos in August 2025. Select a month to view Alonissos sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:25 19:36
Saturday, 16th August 2025 05:39 19:18
Sunday, 31st August 2025 05:52 18:57

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^