Cool
Average highs are around 4°C, so pack for cooler days.
March verdict
London, Ontario, Canada in March
Weather score22Poor
Poor for holiday weather
Average highs are around 4°C, so pack for cooler days. Sunshine averages 4h per day, so this is not one of the brighter months. Rainfall averages 76mm, which is relatively low for holiday planning.
March weather
Monthly averages
Temp
4°C
Rain
76mm
Sun
4h
Sea
1°C
Weather score
22
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 76mm, which is relatively low for holiday planning.
Limited sun
Sunshine averages 4h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 1°C, so the water can feel cool.
Map
Weather map
Compare London, Ontario, Canada with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
March4°C average high
March is on the cooler side of London's year, useful if you prefer less intense daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
March76mm average rain
March sits near London's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to July and September to October
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
March4 hours average sun
March is below London's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
March1°C average sea
March 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 22°C in this stretch, so swimming comfort is at its strongest.
Weather score
March22 weather score
March scores below London's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
