Espoo, Finland — Weather in May 2027

Climate Overview

Espoo, Finland in May has mild conditions, with highs averaging 13.7°C (57°F) and noticeably cooler mornings. Sea temperature stays cool at 10.1°C (50°F).

This month falls at the end of Spring.

Daily highs in May gradually rise from around 10°C (50°F) at the start to 17°C (62°F) by month's end.

May sees fairly even rainfall, totalling about 42 mm across the month.

Expect around 12.2h of sunshine at the start of May, increasing to 13.7h by the end.

The warmest days tend to fall around the 31th, averaging 17°C (63°F).

Compared to April, this month is about 7°C warmer with 1 fewer rainy days. Temperatures will rise further into June.

Monthly May Averages

Temperature

14°C / 7°C

Feels Like

11°C / 3°C

Rain

8 days · 43 mm

Sunshine

13.1h / day

Humidity

68% — Humid

Wind

17 km/h

Wind Direction

WSW (248°)

Gusts

36 km/h

Daylight

17.3 h

Cloud Cover

52%

Clear Sky Days

5.8

UV Index

5.2 — High

Sea Temperature

10°C

Dew Point

5°C — Dry

Moon Phase

Waxing Gibbous · 66%

Snow Days

1 days · 0.4 cm

Frost Days

1 days

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

HighLow

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 04:44

Daylight 17.2h

Sunset 21:54

Compare Months

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January	-1°C / -5°C	-6°C / -10°C	13days (63 mm) Wet	1.2h Poor	88% Very Muggy	0.4 Low	Poor	View Details
February	-1°C / -5°C	-6°C / -10°C	10days (53 mm) Wet	3.5h Poor	87% Very Muggy	1.1 Low	Poor	View Details
March	2°C / -3°C	-3°C / -8°C	9days (38 mm) Wet	6.7h Fair	83% Humid	2.3 Moderate	Poor	View Details
April	7°C / 1°C	3°C / -4°C	9days (44 mm) Wet	10.2h Excellent	76% Humid	3.4 Moderate	Poor	View Details
May	14°C / 7°C	11°C / 3°C	8days (43 mm) Wet	13.1h Excellent	68% Muggy	5.2 High	Fair	View Details
June best	19°C / 12°C	18°C / 10°C	10days (59 mm) Wet	14.2h Excellent	69% Muggy	5.5 High	Good	View Details
July best	21°C / 15°C	20°C / 14°C	13days (80 mm) Wet	13.3h Excellent	75% Muggy	5.3 High	Excellent	View Details
August best	20°C / 14°C	19°C / 13°C	13days (79 mm) Wet	11h Excellent	79% Humid	4.3 Moderate	Excellent	View Details
September best	15°C / 11°C	13°C / 9°C	10days (66 mm) Wet	7.9h Good	81% Humid	3.1 Moderate	Good	View Details
October	9°C / 5°C	6°C / 2°C	13days (66 mm) Wet	4.3h Fair	85% Humid	1.4 Low	Poor	View Details
November	4°C / 1°C	0°C / -3°C	14days (60 mm) Wet	1.6h Poor	88% Very Muggy	0.5 Low	Poor	View Details
December	1°C / -2°C	-4°C / -7°C	13days (61 mm) Wet	0.8h Poor	88% Very Muggy	0.3 Low	Poor	View Details

What to Wear

Bundle up with a warm coat, scarf, and closed-toe shoes. Thermal layers underneath give flexibility between indoors and outdoors.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

Layered clothingLight jacketUmbrellaComfortable walking shoes

Frequently Asked Questions

Expand all

Is May a good time to visit Espoo?

May is typically fair for visiting Espoo, with average highs of 14°C (57°F) and around 8 rainy days. Espoo, Finland in May has mild conditions, with highs averaging 13.7°C (57°F) and noticeably cooler mornings. Sea temper

Does it rain a lot in Espoo in May?

Espoo typically sees around 8 rainy days in May with 43 mm (1.7 in) of total rainfall. An umbrella should suffice.

Does it get cold at night in Espoo in May?

Nights in Espoo during May are cool at around 7°C (44°F). Bring a jacket or sweater for evenings.

What should I pack for Espoo in May?

With highs of 14°C (57°F) and lows of 7°C (44°F) in May, we recommend: Layered clothing, Light jacket, Umbrella, Comfortable walking shoes. Comfortable walking shoes are essential.

Is May among the best months weather-wise in Espoo?

May is not the most favourable month weather-wise in Espoo. Consider visiting during months with milder temperatures or less rainfall for a better experience.

What is the UV index in Espoo in May?

The average UV index in Espoo during May is 5 (moderate). Sunscreen and sunglasses are recommended during midday hours.

How many hours of daylight are there in Espoo in May?

Espoo gets approximately 17 hours of daylight per day in May, with around 13 hours of sunshine.

Does it snow in Espoo in May?

Yes, Espoo typically sees around 1 snow days in May with roughly 0 cm (0 in) of snowfall.

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