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
An increase in the average high-temperature marks May, surging from April's cold 0.8°C (33.4°F) to a moderate 15.1°C (59.2°F). May brings Fort Simpson a consistent average low-temperature of 4.2°C (39.6°F).Humidity
The average relative humidity in May is 57%.Rainfall
In May, the rain falls for 8.3 days. Throughout May, 19mm (0.75") of precipitation is accumulated. In Fort Simpson, during the entire year, the rain falls for 64.3 days and collects up to 202mm (7.95") of precipitation.Snowfall
Months with snowfall in Fort Simpson are January through June, September through December. In Fort Simpson, Canada, during May, snow falls for 2 days and regularly aggregates up to 26mm (1.02") of snow. In Fort Simpson, during the entire year, snow falls for 75.9 days and aggregates up to 452mm (17.8") of snow.Daylight
The average length of the day in May in Fort Simpson is 17h and 44min.On the first day of May, sunrise is at 5:49 am and sunset at 10:15 pm. On the last day of the month, sunrise is at 4:33 am and sunset at 11:32 pm MDT.
Sunshine
The average sunshine in May is 10.9h.UV index
In May, the average daily maximum UV index in Fort Simpson is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 4 in May leads to these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. During bright days, sunglasses that offer UVA and UVB defense are recommended. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What are the temperatures in Fort Simpson in May?
What is the average humidity in May in Fort Simpson?
How many days does it rain in May in Fort Simpson?
How many days does it snow in May in Fort Simpson?
What is the average length of the day in May in Fort Simpson?
When is the sunrise / sunset in May in Fort Simpson?
How many hours of sunshine does Fort Simpson have in May?
What is the UV index reading in May in Fort Simpson?
Average temperature in May
Fort Simpson, Canada
- Average high temperature in May: 15.1°C
The warmest month (with the highest average high temperature) is July (24°C).
The month with the lowest average high temperature is January (-17.9°C).
- Average low temperature in May: 4.2°C
The month with the highest average low temperature is July (12°C).
The coldest month (with the lowest average low temperature) is January (-24.8°C).
Average pressure in May
Fort Simpson, Canada
- Average pressure in May: 1015mbar
The month with the highest atmospheric pressure is February (1020.3mbar).
The month with the lowest atmospheric pressure is August (1010mbar).
Average wind speed in May
Fort Simpson, Canada
- Average wind speed in May: 9.6km/h
The windiest month (with the highest average wind speed) is May (9.6km/h).
The calmest month (with the lowest average wind speed) is December (7.5km/h).
Average humidity in May
Fort Simpson, Canada
- Average humidity in May: 57%
The month with the highest relative humidity is January (96%).
The month with the lowest relative humidity is June (53%).
Average rainfall in May
Fort Simpson, Canada
- Average rainfall in May: 19mm
The wettest month (with the highest rainfall) is August (37mm).
The driest month (with the least rainfall) is December (4mm).
Average rainfall days in May
Fort Simpson, Canada
- Average rainfall days in May: 8.3 days
The month with the highest number of rainy days is August (11.1 days).
The month with the least rainy days is November (0.2 days).
Average snowfall in May
Fort Simpson, Canada
- Average snowfall in May: 26mm
The month with the highest snowfall is April (102mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in May
Fort Simpson, Canada
- Average snowfall days in May: 2 days
The month with the highest number of snowfall days is March (13 days).
The month with the least snowfall days is July (0 days).
Average daylight in May /
Average sunshine in May
Fort Simpson, Canada
- Average daylight in May: 17h and 4min
The month with the longest days is June (Average daylight: 19h and 30min).
The month with the shortest days is December (Average daylight: 5h and 24min).
- Average sunshine in May: 10h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).
Average sunshine days in May
Fort Simpson, Canada
- Average sunshine days in May: 19.8 days
The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is April (14.3 days).
Average UV index in May
Fort Simpson, Canada
- Average UV index in May: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in May
Fort Simpson, Canada
- Average cloud cover in May: 39
The months with the most cloud cover are March and April (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in May
Fort Simpson, Canada
- Average visibility in May: 9km
The months with the highest visibility are June and July (10km).
The months with the lowest visibility are January, February, March and December (4km).
Fort Simpson, Canada
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