Cool
Average highs are around 17°C, so pack for cooler days.
June verdict
Belfast, Northern Ireland, United Kingdom in June
Weather score32Poor
Poor for holiday weather
Average highs are around 17°C, so pack for cooler days. Sunshine averages 5.8h per day, enough for a balanced month. Rainfall averages 68mm, which is relatively low for holiday planning.
June weather
Monthly averages
Temp
17°C
Rain
68mm
Sun
5.8h
Sea
11°C
Weather score
32
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 68mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 5.8h per day, enough for a balanced month.
Cool sea
Sea temperatures average 11°C, so the water can feel cool.
Map
Weather map
Compare Belfast, Northern Ireland, United Kingdom with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
June17°C average high
June sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
June68mm average rain
June sits on the drier side of Belfast's year, which helps with sightseeing and transfers.
Driest monthsFebruary to August
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
June5.8 hours average sun
June is one of Belfast's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsApril to July
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
June11°C average sea
June is close to Belfast's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJuly to October
Sea temperatures are usually near 13°C in this stretch, so swimming comfort is at its strongest.
Weather score
June32 weather score
June scores above Belfast's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.
