Mykonos, Greece Climate & Monthly Averages
The climate of Mykonos
Mykonos runs on a dry-summer rhythm: the warmest months are also the driest. August averages 2 mm (0.1 in) while the wet season peaks in January at 3.2 inches (80 mm). Highs range from 55°F (13°C) to 81°F (27°C).
Climate quick facts
- Hottest month: July - highs near 81°F (27°C)
- Coldest month: January - highs near 55°F (13°C)
- Decade extremes (2015-2024): 97°F (36°C) high · 34°F (1°C) low
- Wettest month: January (12 rainy days) · Sunniest: June (13.8 h sun/day)
- Climate type: semi-arid
- Annual swing: 14°C between the average warmest and coolest month · day to night: 4°C
- Average humidity: 69%
Temperatures through the year
July is the warm end of the year, averaging 81°F (27°C) by day and 73°F (23°C) overnight. January bottoms out at 55°F (13°C) in daylight, 49°F (9°C) after dark. Snowfall is rare but not unheard of.
Rain, sun and snow
6 months average under 20 mm of rain, the longest unbroken stretch running May through October. The wettest month is January (3.2 inches (80 mm) across 12 days) and the driest August. Five of the twelve months pair mild highs with fewer than twelve wet days; the longest unbroken run is August through October. The gridded 2015-2024 daily record for this location tops out at 97°F (36°C) and bottoms at 34°F (1°C) - decade extremes, not all-time station records.
How Mykonos compares
- Afternoons run 4°C above the following night - a flatter daily curve than almost every other city we track.
- Annual precipitation is 13.8 inches (350 mm) - drier than all but 9% of the 3496 cities we track.
- Rain or snow reaches the ground on 56 days a year - fewer wet days than all but 11% of the 3496 cities we track.
Ranked against every city in our dataset, each measured on the same ten-year window.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 55° | 49° | 12 | 3.2 in | 7.4 h/day | 69% |
| February | 56° | 50° | 7 | 1.8 in | 8.9 h/day | 70% |
| March | 58° | 51° | 7 | 1.6 in | 10.0 h/day | 68% |
| April | 64° | 56° | 3 | 0.8 in | 11.4 h/day | 68% |
| May | 70° | 62° | 4 | 0.5 in | 12.6 h/day | 69% |
| June | 77° | 69° | 2 | 0.2 in | 13.8 h/day | 68% |
| July | 81° | 73° | 0 | 0.1 in | 13.7 h/day | 65% |
| August | 81° | 74° | 1 | 0.1 in | 12.9 h/day | 68% |
| September | 77° | 70° | 1 | 0.4 in | 11.7 h/day | 68% |
| October | 70° | 64° | 3 | 0.7 in | 10.0 h/day | 71% |
| November | 64° | 58° | 7 | 1.8 in | 8.8 h/day | 72% |
| December | 58° | 52° | 9 | 2.5 in | 7.7 h/day | 71% |
Mykonos month by month
Mykonos weather in January
January brings highs around 55°F (13°C), lows near 49°F (9°C), about 12 wet days - typically the coldest month and the wettest month of the year in Mykonos.
Mykonos weather in February
February brings highs around 56°F (14°C), lows near 50°F (10°C), about 7 wet days.
Mykonos weather in March
March brings highs around 58°F (15°C), lows near 51°F (11°C), about 7 wet days.
Mykonos weather in April
April brings highs around 64°F (18°C), lows near 56°F (13°C), about 3 wet days.
Mykonos weather in May
May brings highs around 70°F (21°C), lows near 62°F (16°C), about 4 wet days.
Mykonos weather in June
June brings highs around 77°F (25°C), lows near 69°F (20°C), about 2 wet days - typically the sunniest month of the year in Mykonos.
Mykonos weather in July
July brings highs around 81°F (27°C), lows near 73°F (23°C), about 0 wet days - typically the hottest month of the year in Mykonos.
Mykonos weather in August
August brings highs around 81°F (27°C), lows near 74°F (23°C), about 1 wet days - typically the driest month of the year in Mykonos.
Mykonos weather in September
September brings highs around 77°F (25°C), lows near 70°F (21°C), about 1 wet days.
Mykonos weather in October
October brings highs around 70°F (21°C), lows near 64°F (18°C), about 3 wet days.
Mykonos weather in November
November brings highs around 64°F (18°C), lows near 58°F (14°C), about 7 wet days.
Mykonos weather in December
December brings highs around 58°F (14°C), lows near 52°F (11°C), about 9 wet days.
Seasons in Mykonos
Spring (March through May)
Spring runs cool rather than cold here - highs near 64°F (18°C), nights near 56°F (13°C), and rain comes on about 14 days over the three months. Daylight is generous - around 11.3 hours of sun a day.
Summer (June through August)
Through summer, Mykonos brings comfortable warmth: 80°F (26°C) by day, 72°F (22°C) after dark, and precipitation is sparse, near 10 mm (0.4 in) for the season. Daylight is generous - around 13.5 hours of sun a day.
Fall (September through November)
Through fall, Mykonos brings comfortable warmth: 70°F (21°C) by day, 64°F (18°C) after dark, and rain comes on about 11 days over the three months. Daylight is generous - around 10.2 hours of sun a day.
Winter (December through February)
Winter in Mykonos stays on the cool side of mild, with daytime highs averaging 56°F (14°C) and nights around 50°F (10°C); expect showers on roughly 28 days across the season.
Climate questions, answered
How much sun does Mykonos get?
How much do temperatures drop at night in Mykonos?
How many rainy days does Mykonos get in a year?
When is the dry season in Mykonos?
How hot does Mykonos get in summer?
What should I pack for Mykonos?
Best time to visit Mykonos
Aim for April to September if you get the choice: temperatures sit either side of the peak heat rather than in it, and highs average 75°F (24°C) against roughly 2 wet days a month. For the same question asked the other way round, see where else is warm in April.
Pack for Mykonos with light clothing for the warm months, a warm jacket and layers for the cooler season and rain gear if you travel around January. Note the gap between afternoon and night: July pairs 81°F (27°C) with 73°F (23°C).
Mykonos temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.