Halifax weather in May

May in Halifax: cool, a little rain, with clean air — a great time to visit.

#5 of 12 months in Halifax · #375 of 604 destinations to visit in May · comfort 78/100 (tier B)

Updated June 2026 · climate normals from ERA5 reanalysis

Halifax climate normals — May

Daytime high13°C / 55°F🙂 cool
Nighttime low6°C / 43°F
Feels like (high)10°C / 50°F
Rainfall70 mm / 2.7 in🌦 some rain
Rainy days11 days
Humidity74%💧 humid
Dew point5°C / 41°F
Sunshine9.4 h/day
Daylight14.8 h
Wind20 km/h / 12 mph
Snowfall1.3 cm / 0.5 in
Air quality (US AQI)39🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is Halifax?

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Halifax in May — FAQ

Is May a good time to visit Halifax?
May in Halifax: cool, a little rain, with clean air — a great time to visit. It ranks #5 of 12 months for Halifax on SeasonMap's comfort score (78/100).
What is the weather like in Halifax in May?
In May, Halifax averages a daily high of 12.6°C and a low of 5.9°C, with about 69.5 mm of rain over roughly 10.8 rainy days.
What is the air quality in Halifax in May?
Halifax has a mean US Air Quality Index of about 39 in May.
Does it snow in Halifax in May?
Halifax sees roughly 1.3 cm of snowfall in May.

Other months in Halifax

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