Cool
Average highs are around 11°C, so pack for cooler days.
May verdict
Gwaii Haanas National Park Reserve, Canada in May
Weather score20Poor
Poor for holiday weather
Average highs are around 11°C, so pack for cooler days. Sunshine averages 6.1h per day, enough for a balanced month. Rainfall averages 142mm, so some wet days are possible.
May weather
Monthly averages
Temp
11°C
Rain
142mm
Sun
6.1h
Sea
9°C
Weather score
20
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 142mm, so some wet days are possible.
Some sun
Sunshine averages 6.1h per day, enough for a balanced month.
Cool sea
Sea temperatures average 9°C, so the water can feel cool.
Map
Weather map
Compare Gwaii Haanas National Park Reserve, Canada with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
May11°C average high
May is close to Gwaii Haanas National Park Reserve's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJuly to September
This stretch sets the upper range for average daytime heat.
Rain
May142mm average rain
May sits on the drier side of Gwaii Haanas National Park Reserve's year, which helps with sightseeing and transfers.
Driest monthsMay to August
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
May6.1 hours average sun
May is one of Gwaii Haanas National Park Reserve's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsApril to September
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
May9°C average sea
May is below Gwaii Haanas National Park Reserve's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJuly to September
Sea temperatures are usually near 13°C in this stretch, so swimming comfort is at its strongest.
Weather score
May20 weather score
May sits close to Gwaii Haanas National Park Reserve's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.