Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average sea temperature in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May's arrival brings a slight change in high-temperatures, adjusting from a frosty 6.8°C (44.2°F) in April to a fresh 11.7°C (53.1°F). May in Halifax generally records an average low-temperature of 6.1°C (43°F).Humidity
In May, the average relative humidity in Halifax is 82%.Rainfall
In Halifax, in May, it is raining for 14.7 days, with typically 55mm (2.17") of accumulated precipitation. In Halifax, during the entire year, the rain falls for 148.3 days and collects up to 861mm (33.9") of precipitation.Snowfall
January through May, November and December are months with snowfall. May is the last month it regularly snows in Halifax. During 0.3 snowfall days, in May, Halifax aggregates 1mm (0.04") of snow. Throughout the year, in Halifax, there are 43.7 snowfall days, and 461mm (18.15") of snow is accumulated.Sea temperature
In May, the average sea temperature is 5.3°C (41.5°F).Note: Swimming in 5.3°C (41.5°F) is deemed hazardous. Exposure to temperatures below 10°C (50°F) leads to immediate severe cold shock and hyperventilation.
Daylight
The average length of the day in May is 14h and 50min.On the first day of May, sunrise is at 6:03 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:52 pm ADT.
Sunshine
In May, the average sunshine is 7.3h.UV index
The average daily maximum UV index in May in Halifax is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.Note: In May, the maximum UV index of 4 suggests this advice:
Undertake protective steps - Preventing sun damage is advised. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Experience reduced UV exposure by about half when donning a wide-brim hat. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Frequently asked questions
What are May temperatures in Halifax?
What is the average humidity in May in Halifax?
How much does it rain in Halifax in May?
What is the last month it snows in Halifax?
What is the water temperature in May in Halifax?
What is the average length of the day in May in Halifax?
What time are sunrise and sunset in May in Halifax?
How many hours of sunshine does Halifax have in May?
What is the UV index intensity in May in Halifax?
Average temperature in May
Halifax, Canada
- Average high temperature in May: 11.7°C
The warmest month (with the highest average high temperature) is August (21.9°C).
The month with the lowest average high temperature is February (-0.1°C).
- Average low temperature in May: 6.1°C
The month with the highest average low temperature is August (16.1°C).
The coldest months (with the lowest average low temperature) are January and February (-5.5°C).
Average pressure in May
Halifax, Canada
- Average pressure in May: 1016.1mbar
The month with the highest atmospheric pressure is September (1017.1mbar).
The month with the lowest atmospheric pressure is February (1012.4mbar).
Average wind speed in May
Halifax, Canada
- Average wind speed in May: 15.6km/h
The windiest month (with the highest average wind speed) is January (21.3km/h).
The calmest month (with the lowest average wind speed) is July (14km/h).
Average humidity in May
Halifax, Canada
- Average humidity in May: 82%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is October (79%).
Average rainfall in May
Halifax, Canada
- Average rainfall in May: 55mm
The wettest month (with the highest rainfall) is December (98mm).
The driest month (with the least rainfall) is July (38mm).
Average rainfall days in May
Halifax, Canada
- Average rainfall days in May: 14.7 days
The month with the highest number of rainy days is April (14.8 days).
The month with the least rainy days is February (8.8 days).
Average snowfall in May
Halifax, Canada
- Average snowfall in May: 1mm
The month with the highest snowfall is January (113mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in May
Halifax, Canada
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in May
Halifax, Canada
- Average sea temperature in May: 5.3°C
The best month for swimming (with the highest average sea temperature) is August (17.2°C).
The coldest month (with the lowest average sea temperature) is February (0.8°C).
Average daylight in May /
Average sunshine in May
Halifax, Canada
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in May: 7h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days in May
Halifax, Canada
- Average sunshine days in May: 14.5 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is February (9.8 days).
Average UV index in May
Halifax, Canada
- Average UV index in May: 4
The months with the highest UV index are July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in May
Halifax, Canada
- Average cloud cover in May: 52
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in May
Halifax, Canada
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Halifax, Canada
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