Cool
Average highs are around 17°C, so pack for cooler days.
Weather Guide
Stranraer, United Kingdom Average Monthly Weather
Weather score21Poor annual avg
Best months: July, June, August
Across the year, average daytime temperatures are around 12°C, sunshine averages 3.8h per day, and rainfall totals about 1205mm. Sea temperatures average 11°C across the year.
Annual weather
Annual averages
Temp
12°C
Rain
1205mm
Annual total
Sun
3.8h
Sea
11°C
Weather score
21
Poor avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 103mm, so some wet days are possible.
Some sun
Sunshine averages 5.1h per day, enough for a balanced month.
Cool sea
Sea temperatures average 14°C, so the water can feel cool.
Map
Weather map
Compare Stranraer, United Kingdom with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August17°C average high
August is one of Stranraer's hottest months, so shade and slower afternoons matter.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
August103mm average rain
August sits near Stranraer's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsFebruary to July
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August5.1 hours average sun
August is brighter than Stranraer's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsApril to July
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August14°C average sea
August is one of Stranraer's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to October
Sea temperatures are usually near 13°C in this stretch, so swimming comfort is at its strongest.
Weather score
August30 weather score
August scores above Stranraer's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsMay to August
These months have the strongest weather score in the monthly averages.
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