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Ischia in August: weather, sea & travel advice

This month's data profile

Sea conditions lead

Ischia in August is climatically well suited to beach holidays, family holidays, city breaks and active holidays and hiking. The average daily high is around 26 °C, and the sea is about 26 °C. With about 7 rainy days it is moderate.

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

Rank among 12 monthly averages

90/100 · #2

Warmth

#1

Dryness

#3

Sun

#4

Sea warmth

#1

Published best categories: Overall, Beach, City break, Family

Aragonese Castle and the sea on IschiaIschia · AugustPhoto: Sailko · CC BY-SA 4.0

Climate facts

Average high
26 °C
Average low
25 °C
Sea
26 °C
Rainy days (est.)
7 rainy days (est.)
Sun (est.)
8 h/day
Humidity
76 %

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 Ischia: selected and adjacent months
MonthAvg high °CAvg low °CRainy days (est.)Precipitation mmSun h/day (est.)Humidity %Wind m/sSea °CScore
July26254199.4773.42593
August (selected)26257298.2763.22690
September242311796.2733.72483

How do the previous and next months compare?

Baseline: August (90/100)

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+3-0.8 °C-0.8 °C-2.4-10.4 mm+1.2 h+1.1 %+0.2 m/s-0.9 °C
September-7-2.1 °C-2.3 °C+4.3+49.7 mm-2 h-3.1 %+0.5 m/s-1.9 °C

All twelve months in context

Sea temperature°C
15
J
14
F
14
M
16
A
19
M
23
J
25
J
26
A
24
S
22
O
19
N
17
D
Average daily high°C
14
J
13
F
14
M
16
A
19
M
23
J
26
J
26
A
24
S
21
O
18
N
15
D
Sunshine hours (estimated)h/day
2
J
4
F
5
M
7
A
8
M
9
J
9
J
8
A
6
S
4
O
3
N
2
D
Rainy days (estimated)
12
J
11
F
10
M
9
A
7
M
6
J
4
J
7
A
11
S
12
O
15
N
13
D
Aragonese Castle and the sea on Ischia

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Where to stay in Ischia

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Useful next decisions

Ischia · Month by month

Frequently asked questions

How warm is Ischia in August?

The average daily high is around 26 °C, with an average daily low of about 25 °C.

Can you swim in Ischia in August?

The sea is about 26 °C (warm).

Does it rain a lot in Ischia in August?

The curated estimate is about 7 rainy days per month, not a directly measured long-term average. Total precipitation averages around 29 mm for the month. A rainy day does not mean all-day rain.

When is the best time to visit Ischia?

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