May weather forecast
L'Assomption, Canada

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Weather in May

The last month of the spring, May, is a comfortable month in L'Assomption, Canada, with an average temperature varying between 18.1°C (64.6°F) and 8.3°C (46.9°F).

Temperature

L'Assomption, Canada, sees a considerable increase in average high-temperatures during May, surging from a frosty 9.4°C (48.9°F) in April to a comfortable 18.1°C (64.6°F). May brings an average low-temperature of 8.3°C (46.9°F) to L'Assomption.

Humidity

With an average relative humidity of 73%, May is the least humid month.

Rainfall

In L'Assomption, Canada, in May, it is raining for 17.1 days, with typically 78mm (3.07") of accumulated precipitation. Throughout the year, in L'Assomption, there are 158.3 rainfall days, and 801mm (31.54") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in L'Assomption, Canada. May is the last month it regularly snows. During 0.5 snowfall days, in May, L'Assomption aggregates 3mm (0.12") of snow. In L'Assomption, during the entire year, snow falls for 74 days and aggregates up to 1020mm (40.16") of snow.

Daylight

In May, the average length of the day is 14h and 58min.
On the first day of the month, sunrise is at 5:39 am and sunset at 8:01 pm. On the last day of May, in L'Assomption, sunrise is at 5:07 am and sunset at 8:35 pm EDT.

Sunshine

In May, the average sunshine in L'Assomption is 8.6h.

UV index

In May, the average daily maximum UV index in L'Assomption is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In May, a daily maximum UV index of 4 leads to the following instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

What is the usual temperature for L'Assomption in May?

The high-temperature, in May, in L'Assomption, records 18.1°C (64.6°F), while the low-temperature is 8.3°C (46.9°F).

What is the least humid month in L'Assomption?

With an average relative humidity of 73%, May is the least humid month in L'Assomption.

What is the average humidity in May in L'Assomption?

The average relative humidity in May in L'Assomption is 73%.

How many days does it rain in May in L'Assomption?

In May, the rain falls for 17.1 days. Throughout May, 78mm (3.07") of precipitation is accumulated.

What is the last month it snows in L'Assomption?

May is the last month it regularly snows. During 0.5 snowfall days, in May, L'Assomption aggregates 3mm (0.12") of snow.

What is the average length of the day in May in L'Assomption?

In L'Assomption, Canada, the average day length in May is 14h and 58min.

When is the sunrise / sunset in May in L'Assomption?

On the first day of May in L'Assomption, sunrise is at 5:39 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:07 am and sunset at 8:35 pm EDT.

How long on average sun shines in May in L'Assomption?

In May, the average sunshine duration in L'Assomption, Canada, is 8.6h.

What is the UV index intensity in May in L'Assomption?

In L'Assomption, Canada, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
L'Assomption, Canada

Average temperature in May - L
  • Average high temperature in May: 18.1°C

The warmest month (with the highest average high temperature) is July (25.4°C).
The month with the lowest average high temperature is January (-6.2°C).

  • Average low temperature in May: 8.3°C

The month with the highest average low temperature is July (15.5°C).
The coldest month (with the lowest average low temperature) is January (-13.7°C).

Average pressure in May
L'Assomption, Canada

Average pressure in May - L
  • Average pressure in May: 1014.8mbar

The month with the highest atmospheric pressure is November (1017.7mbar).
The month with the lowest atmospheric pressure is June (1012.3mbar).

Average wind speed in May
L'Assomption, Canada

Average wind speed in May - L
  • Average wind speed in May: 12.5km/h

The windiest month (with the highest average wind speed) is April (14km/h).
The calmest months (with the lowest average wind speed) are July and August (10.7km/h).

Average humidity in May
L'Assomption, Canada

Average humidity in May - L
  • Average humidity in May: 73%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (73%).

Average rainfall in May
L'Assomption, Canada

Average rainfall in May - L
  • Average rainfall in May: 78mm

The wettest month (with the highest rainfall) is April (83mm).
The driest month (with the least rainfall) is November (46mm).

Average rainfall days in May
L'Assomption, Canada

Average rainfall days in May - L
  • Average rainfall days in May: 17.1 days

The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is January (6.5 days).

Average snowfall in May
L'Assomption, Canada

Average snowfall in May - L
  • Average snowfall in May: 3mm

The month with the highest snowfall is January (278mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May
L'Assomption, Canada

Average snowfall days in May - L
  • Average snowfall days in May: 0.5 days

The month with the highest number of snowfall days is January (18.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
L'Assomption, Canada

Average daylight in May / Average sunshine in May - L
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in May: 8h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).

Average sunshine days in May
L'Assomption, Canada

Average sunshine days in May - L
  • Average sunshine days in May: 11.7 days

The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is February (9.8 days).

Average UV index in May
L'Assomption, Canada

Average UV index in May - L
  • Average UV index in May: 4

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in May
L'Assomption, Canada

Average cloud cover in May - L
  • Average cloud cover in May: 44

The months with the most cloud cover are January and February (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in May
L'Assomption, Canada

Average visibility in May - L
  • Average visibility in May: 9km

The months with the highest visibility are April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and February (7km).

L'Assomption, Canada

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