May weather forecast
Delta, Canada

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Weather in May

May, the last month of the spring in Delta, is a mild month, with an average temperature fluctuating between 14.7°C (58.5°F) and 9.3°C (48.7°F).

Temperature

Delta's May weather indicates a minor ascent in high-temperatures, adjusting from a cool 11°C (51.8°F) in April to a moderate 14.7°C (58.5°F). During May, the average low-temperature in Delta is a frosty 9.3°C (48.7°F).

Humidity

The average relative humidity in May in Delta is 77%.

Rainfall

In May, in Delta, the rain falls for 12.9 days. Throughout May, 43mm (1.69") of precipitation is accumulated. Throughout the year, in Delta, there are 155 rainfall days, and 763mm (30.04") of precipitation is accumulated.

Snowfall

In Delta, snow does not fall in April through October.

Daylight

In May, the average length of the day is 15h and 20min.
On the first day of May, sunrise is at 5:49 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 9:07 pm PDT.

Sunshine

The average sunshine in May is 9.4h.

UV index

The average daily maximum UV index in May in Delta is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 4 in May transforms into the following instructions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What is the average May temperature in Delta?

Delta in May has an average high-temperature of 14.7°C (58.5°F) and an average low-temperature of 9.3°C (48.7°F).

What is the average humidity in May in Delta?

The average relative humidity in May in Delta is 77%.

How many days does it rain in May in Delta?

In Delta, during May, the rain falls for 12.9 days and regularly aggregates up to 43mm (1.69") of precipitation.

When it does not snow in Delta?

April through October are months without snowfall in Delta, Canada.

How many hours of daylight does Delta have in May?

In May, the average day length in Delta is 15h and 20min.

What time are sunrise and sunset in May in Delta?

In May, on the first day of the month, sunrise is at 5:49 am and sunset at 8:29 pm. On the last day of the month, in Delta, Canada, sunrise is at 5:11 am and sunset at 9:07 pm PDT.

How long on average sun shines in May in Delta?

The average sunshine duration in May in Delta is 9.4h.

What is the UV index reading in May in Delta?

In Delta, Canada, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in May
Delta, Canada

Average temperature in May - Delta, Canada
  • Average high temperature in May: 14.7°C

The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is December (5.3°C).

  • Average low temperature in May: 9.3°C

The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is December (2.5°C).

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Average pressure in May
Delta, Canada

Average pressure in May - Delta, Canada
  • Average pressure in May: 1016.5mbar

The month with the highest atmospheric pressure is January (1018.1mbar).
The month with the lowest atmospheric pressure is March (1015.7mbar).

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Average wind speed in May
Delta, Canada

Average wind speed in May - Delta, Canada
  • Average wind speed in May: 8.1km/h

The windiest month (with the highest average wind speed) is November (12km/h).
The calmest month (with the lowest average wind speed) is August (6.8km/h).

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Average humidity in May
Delta, Canada

Average humidity in May - Delta, Canada
  • Average humidity in May: 77%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is July (76%).

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Average rainfall in May
Delta, Canada

Average rainfall in May - Delta, Canada
  • Average rainfall in May: 43mm

The wettest month (with the highest rainfall) is November (115mm).
The driest month (with the least rainfall) is July (17mm).

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Average rainfall days in May
Delta, Canada

Average rainfall days in May - Delta, Canada
  • Average rainfall days in May: 12.9 days

The month with the highest number of rainy days is March (17.6 days).
The month with the least rainy days is August (6.4 days).

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Average snowfall in May
Delta, Canada

Average snowfall in May - Delta, Canada
  • Average snowfall in May: 0mm

The month with the highest snowfall is February (61mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in May
Delta, Canada

Average snowfall days in May - Delta, Canada
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Delta, Canada

Average daylight in May / Average sunshine in May - Delta, Canada
  • Average daylight in May: 15h and 2min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in May: 9h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).

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Average sunshine days in May
Delta, Canada

Average sunshine days in May - Delta, Canada
  • Average sunshine days in May: 15.7 days

The month with the most sunshine days is July (22.3 days).
The month with the least sunshine days is March (10.9 days).

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Average UV index in May
Delta, Canada

Average UV index in May - Delta, Canada
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Delta, Canada

Average cloud cover in May - Delta, Canada
  • Average cloud cover in May: 39

The month with the most cloud cover is December (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 26).

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Average visibility in May
Delta, Canada

Average visibility in May - Delta, Canada
  • Average visibility in May: 10km

The months with the highest visibility are April, May, June, July and August (10km).
The months with the lowest visibility are January, February, March, September, October, November and December (9km).

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Delta, Canada

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