Cool
Average highs are around 14°C, so pack for cooler days.
September verdict
Kirkwall, United Kingdom in September
Weather score17Poor
Poor for holiday weather
Average highs are around 14°C, so pack for cooler days. Sunshine averages 3.2h per day, so this is not one of the brighter months. Rainfall averages 99mm, so some wet days are possible.
September weather
Monthly averages
Temp
14°C
Rain
99mm
Sun
3.2h
Sea
13°C
Weather score
17
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 99mm, so some wet days are possible.
Limited sun
Sunshine averages 3.2h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 13°C, so the water can feel cool.
Map
Weather map
Compare Kirkwall, United Kingdom with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September14°C average high
September 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
September99mm average rain
September is wetter than Kirkwall's yearly average, so flexible plans matter more.
Driest monthsFebruary and April to August
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September3.2 hours average sun
September sits close to Kirkwall's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsApril to June and August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
September13°C average sea
September is one of Kirkwall's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to October
Sea temperatures are usually near 12°C in this stretch, so swimming comfort is at its strongest.
Weather score
September17 weather score
September scores below Kirkwall's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsApril to August
These months have the strongest weather score in the monthly averages.
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