Cool
Average highs are around 5°C, so pack for cooler days.
April verdict
Hanko, Finland in April
Weather score29Poor
Poor for holiday weather
Average highs are around 5°C, so pack for cooler days. Sunshine averages 5.2h per day, enough for a balanced month. Rainfall averages 31mm, which is relatively low for holiday planning.
April weather
Monthly averages
Temp
5°C
Rain
31mm
Sun
5.2h
Sea
3°C
Weather score
29
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 31mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 5.2h per day, enough for a balanced month.
Cool sea
Sea temperatures average 3°C, so the water can feel cool.
Map
Weather map
Compare Hanko, Finland with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
April5°C average high
April is on the cooler side of Hanko's year, useful if you prefer less intense daytime heat.
Warmest monthsJune to August
This stretch sets the upper range for average daytime heat.
Rain
April31mm average rain
April sits on the drier side of Hanko's year, which helps with sightseeing and transfers.
Driest monthsJanuary to June and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
April5.2 hours average sun
April sits close to Hanko's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to July
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
April3°C average sea
April is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJuly to September
Sea temperatures are usually near 16°C in this stretch, so swimming comfort is at its strongest.
Weather score
April29 weather score
April sits close to Hanko's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.
