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 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
A subtle rise in the average high-temperature is observed during May, adjusting from a cold 3°C (37.4°F) in April to a frosty 6.1°C (43°F). Nighttime in Rock Harbour, during May, brings an average low of 3.8°C (38.8°F), a modest reduction from the day's peak.Humidity
The average relative humidity in May in Rock Harbour is 86%.Rainfall
May is the month with the least rainfall. Rain falls for 13.9 days and accumulates 50mm (1.97") of precipitation.Snowfall
Months with snowfall are January through May, November and December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Rock Harbour aggregates 2mm (0.08") of snow. In Rock Harbour, Canada, during the entire year, snow falls for 31.9 days and aggregates up to 229mm (9.02") of snow.Daylight
In Rock Harbour, the average length of the day in May is 15h and 6min.On the first day of the month, sunrise is at 5:52 am and sunset at 8:21 pm. On the last day of May, in Rock Harbour, sunrise is at 5:18 am and sunset at 8:57 pm NDT.
Sunshine
In May, the average sunshine is 7h.UV index
In May, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high UV index of 2 in May translates into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. To protect against the Sun's most potent rays, avoid direct exposure around midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
How cold is May in Rock Harbour?
What is the average humidity in May in Rock Harbour?
What is the driest month in Rock Harbour?
How much does it rain in Rock Harbour in May?
What is the last month it snows in Rock Harbour?
What is the average length of the day in May in Rock Harbour?
When is the sunrise / sunset in May in Rock Harbour?
How many hours of sunshine does Rock Harbour have in May?
How high is the UV index in May in Rock Harbour?
Average temperature in May
Rock Harbour, Canada
- Average high temperature in May: 6.1°C
The warmest month (with the highest average high temperature) is August (17.9°C).
The month with the lowest average high temperature is February (-0.2°C).
- Average low temperature in May: 3.8°C
The month with the highest average low temperature is August (16.2°C).
The coldest month (with the lowest average low temperature) is February (-3.4°C).
Average pressure in May
Rock Harbour, Canada
- Average pressure in May: 1015.4mbar
The month with the highest atmospheric pressure is September (1015.9mbar).
The month with the lowest atmospheric pressure is February (1009.2mbar).
Average wind speed in May
Rock Harbour, Canada
- Average wind speed in May: 25.3km/h
The windiest month (with the highest average wind speed) is January (37.2km/h).
The calmest month (with the lowest average wind speed) is July (22.3km/h).
Average humidity in May
Rock Harbour, Canada
- Average humidity in May: 86%
The month with the highest relative humidity is July (89%).
The months with the lowest relative humidity are January, November and December (79%).
Average rainfall in May
Rock Harbour, Canada
- Average rainfall in May: 50mm
The wettest month (with the highest rainfall) is November (69mm).
The driest month (with the least rainfall) is May (50mm).
Average rainfall days in May
Rock Harbour, Canada
- Average rainfall days in May: 13.9 days
The month with the highest number of rainy days is July (14.7 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in May
Rock Harbour, Canada
- Average snowfall in May: 2mm
The month with the highest snowfall is March (50mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in May
Rock Harbour, Canada
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Rock Harbour, Canada
- Average daylight in May: 15h and 1min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in May: 7h and 0min
The month with the most sunshine is August (Average sunshine: 8h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).
Average sunshine days in May
Rock Harbour, Canada
- Average sunshine days in May: 14.8 days
The month with the most sunshine days is August (15.8 days).
The month with the least sunshine days is December (9.2 days).
Average UV index in May
Rock Harbour, Canada
- Average UV index in May: 2
The month with the highest UV index is August (UV index 5).
The months with the lowest UV index are January, March and December (UV index 1).
Average cloud cover in May
Rock Harbour, Canada
- Average cloud cover in May: 56
The month with the most cloud cover is January (Cloud cover 80).
The months with the least cloud cover are August and September (Cloud cover 45).
Average visibility in May
Rock Harbour, Canada
- Average visibility in May: 9km
The months with the highest visibility are August, September and October (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, November and December (9km).
Rock Harbour, Canada
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