Finland

Turku in July: weather, sea & travel advice

This month's data profile

Rain shapes the decision

Turku in July is climatically well suited to city breaks and active holidays and hiking. The average daily high is around 22 °C, and the sea is about 16 °C. With about 13 rainy days it is wet.

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

Rank among 12 monthly averages

62/100 · #1

Warmth

Dryness

Sun

Sea warmth

Published best categories: Overall, City break, Active

Turku · JulyPhoto: Kotivalo · CC0

Average high: 22 °C
Average low: 13 °C
Sea: 16 °C
Rainy days (est.): 13 rainy days (est.)
Sun (est.): 7 h/day
Humidity: 77 %

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 Turku: selected and adjacent months
Month	Avg high °C	Avg low °C	Rainy days (est.)	Precipitation mm	Sun h/day (est.)	Humidity %	Wind m/s	Sea °C	Score
June	18	9	11	66	7.0	77	0.5	12	56
July (selected)	22	13	13	64	6.5	77	0.5	16	62
August	21	12	13	75	5.1	79	0.6	17	61

How do the previous and next months compare?

Baseline: July (62/100)

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

	Score Δ	Average high Δ	Average low Δ	Rainy days Δ	Rain Δ	Sun Δ	Humidity Δ	Wind Δ	Sea Δ
June	-6	-3.2 °C	-3.5 °C	-2.3	+1.7 mm	+0.5 h	-0.3 %	±0 m/s	-4.6 °C
August	-1	-1 °C	-0.5 °C	-0.3	+10.7 mm	-1.4 h	+2 %	+0.1 m/s	+0.8 °C

All twelve months in context

JanUnsuitable16 FebUnsuitable23 MarUnsuitable27 AprUnsuitable34 MayLimited48 JunLimited56 JulLimited62 AugLimited61 SepUnsuitable44 OctUnsuitable22 NovUnsuitable15 DecUnsuitable15

Rainy days (estimated)

Sunshine hours (estimated)h/day

Average daily high°C

-2

-1

Sea temperature°C

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Useful next decisions

Turku · Month by month

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Turku or Helsinki · July

Frequently asked questions

How warm is Turku in July?

The average daily high is around 22 °C, with an average daily low of about 13 °C.

Can you swim in Turku in July?

The sea is about 16 °C (cold).

Does it rain a lot in Turku in July?

The curated estimate is about 13 rainy days per month, not a directly measured long-term average. Total precipitation averages around 64 mm for the month. A rainy day does not mean all-day rain.

When is the best time to visit Turku?

By the climate score, July and August are the strongest months for Turku. July is one of them.