Cool
Average highs are around 18°C, so pack for cooler days.
June verdict
Isle of Portland, United Kingdom in June
Weather score42Mixed
Mixed for holiday weather
Average highs are around 18°C, so pack for cooler days. Sunshine averages 7.3h per day, enough for a balanced month. Rainfall averages 49mm, which is relatively low for holiday planning.
June weather
Monthly averages
Temp
18°C
Rain
49mm
Sun
7.3h
Sea
14°C
Weather score
42
Mixed
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 49mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.3h per day, enough for a balanced month.
Cool sea
Sea temperatures average 14°C, so the water can feel cool.
Map
Weather map
Compare Isle of Portland, United Kingdom with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
June18°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
June49mm average rain
June is one of Isle of Portland's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsFebruary to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
June7.3 hours average sun
June is one of Isle of Portland's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
June14°C average sea
June is close to Isle of Portland's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJuly to October
Sea temperatures are usually near 16°C in this stretch, so swimming comfort is at its strongest.
Weather score
June42 weather score
June scores above Isle of Portland'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.
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