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Mykonos in August: weather, sea & travel advice

This month's data profile

Sea conditions lead

Mykonos in August is climatically well suited to beach holidays, family holidays, city breaks and active holidays and hiking. The average daily high is around 25 °C, and the sea is about 24 °C. With about 0 rainy days it is very dry.

Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.

Rank among 12 monthly averages

93/100 · #1

Warmth

#1

Dryness

#1

Sun

#4

Sea warmth

#1

Published best categories: Overall, Beach, Family

White windmills by the sea on MykonosMykonos · AugustPhoto: Warren LeMay from Chicago, IL, United States · CC BY-SA 2.0

Climate facts

Average high
25 °C
Average low
24 °C
Sea
24 °C
Rainy days (est.)
0 rainy days (est.)
Sun (est.)
9 h/day
Humidity
79 %

Climate evidence with direct month comparison

The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.

Climate averages for Mykonos: selected and adjacent months
MonthAvg high °CAvg low °CRainy days (est.)Precipitation mmSun h/day (est.)Humidity %Wind m/sSea °CScore
July2523029.5795.92393
August (selected)2524028.5796.02493
September24223156.9765.42393

How do the previous and next months compare?

Baseline: August (93/100)

Positive and negative values show the change from the selected month.

Score ΔAverage high ΔAverage low ΔRainy days ΔRain ΔSun ΔHumidity ΔWind ΔSea Δ
July±0-0.5 °C-0.5 °C±0+0.2 mm+1 h-0.6 %±0 m/s-0.7 °C
September±0-1.5 °C-1.6 °C+2+13 mm-1.6 h-3.3 %-0.6 m/s-0.6 °C

All twelve months in context

Sea temperature°C
16
J
16
F
16
M
16
A
18
M
21
J
23
J
24
A
23
S
21
O
19
N
17
D
Average daily high°C
14
J
14
F
15
M
17
A
20
M
23
J
25
J
25
A
24
S
21
O
18
N
15
D
Sunshine hours (estimated)h/day
3
J
4
F
5
M
7
A
9
M
10
J
10
J
9
A
7
S
5
O
3
N
2
D
Rainy days (estimated)
12
J
10
F
8
M
5
A
4
M
2
J
0
J
0
A
3
S
5
O
9
N
12
D
White windmills by the sea on Mykonos

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Where to stay in Mykonos

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Useful next decisions

Mykonos · Month by month

Frequently asked questions

How warm is Mykonos in August?

The average daily high is around 25 °C, with an average daily low of about 24 °C.

Can you swim in Mykonos in August?

The sea is about 24 °C (swimmable).

Does it rain a lot in Mykonos in August?

The curated estimate is about 0 rainy days per month, not a directly measured long-term average. Total precipitation averages around 2 mm for the month. A rainy day does not mean all-day rain.

When is the best time to visit Mykonos?

By the climate score, June, July, August and September are the strongest months for Mykonos. For a beach trip: June, July, August and September. August is one of them.