May weather forecast
Surrey, Canada

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Weather in May

By May, Surrey's weather shifts noticeably toward more temperate conditions. The marks a turning point in the weather with average highs hitting 15.5°C (59.9°F) and lows basking at 8.1°C (46.6°F). The 63mm (2.48") of rainfall marks a sequential decreasing trend from the onset of the year. The days grow longer as daylight extends to 15.3 hours, and the sun shines brighter and longer, mirroring the advent of summer.

Temperature

May in Surrey witnesses a minor rise in the average high-temperature, transitioning from a cool 10.8°C (51.4°F) in April to a mild 15.5°C (59.9°F). Throughout May, an average low-temperature of 8.1°C (46.6°F) is experienced.

Humidity

The average relative humidity in May is 77%.

Rainfall

In Surrey, in May, during 15.3 rainfall days, 63mm (2.48") of precipitation is typically accumulated. In Surrey, during the entire year, the rain falls for 199.4 days and collects up to 1439mm (56.65") of precipitation.

Snowfall

May through October are months without snowfall.

Sea temperature

In Surrey, the average seawater temperature in May is 7.5°C (45.5°F).
Note: Staying in 7.5°C (45.5°F) waters for just a few moments at 13°C (55.4°F) can be harrowing, and below 10°C (50°F) poses breathing and cold shock risks, depending on individual tolerance.

Daylight

In May, the average length of the day in Surrey is 15h and 20min.
On the first day of May in Surrey, sunrise is at 5:48 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 9:07 pm PDT.

Sunshine

In Surrey, the average sunshine in May is 9h.

UV index

The average daily maximum UV index in May in Surrey is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 4 during May leads to these instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What is the temperature in May in Surrey?

Surrey in May has an average high-temperature of 15.5°C (59.9°F) and an average low-temperature of 8.1°C (46.6°F).

What is the average humidity in May in Surrey?

In Surrey, Canada, the average relative humidity in May is 77%.

How many days does it rain in May in Surrey?

In Surrey, Canada, during May, the rain falls for 15.3 days and regularly aggregates up to 63mm (2.48") of precipitation.

When it does not snow in Surrey?

In Surrey, Canada, snow does not fall in May through October.

Does it snow in Surrey in May?

In May, it doesn't snow. April is the latest month when it typically snows.

How cold is the water in May in Surrey?

In Surrey, in May, the average water temperature is 7.5°C (45.5°F). Swimming in 7.5°C (45.5°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Surrey have in May?

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

When are sunrise and sunset in May in Surrey?

In May, on the first day of the month, sunrise is at 5:48 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 9:07 pm PDT.

How many hours of sunshine does Surrey have in May?

In May, the average sunshine duration in Surrey is 9h.

What is the UV index reading in May in Surrey?

In May, the average daily maximum UV index in Surrey, Canada, is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from 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 visibility

Average temperature in May
Surrey, Canada

Average temperature in May - Surrey, Canada
  • Average high temperature in May: 15.5°C

The warmest months (with the highest average high temperature) are July and August (20.4°C).
The month with the lowest average high temperature is December (4.1°C).

  • Average low temperature in May: 8.1°C

The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is December (0.8°C).

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Average pressure in May
Surrey, Canada

Average pressure in May - Surrey, Canada
  • Average pressure in May: 1016.3mbar

The month with the highest atmospheric pressure is January (1018.3mbar).
The month with the lowest atmospheric pressure is March (1015.8mbar).

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Average wind speed in May
Surrey, Canada

Average wind speed in May - Surrey, Canada
  • Average wind speed in May: 6.9km/h

The windiest months (with the highest average wind speed) are March and November (9.4km/h).
The calmest month (with the lowest average wind speed) is August (5.8km/h).

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Average humidity in May
Surrey, Canada

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

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (75%).

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Average rainfall in May
Surrey, Canada

Average rainfall in May - Surrey, Canada
  • Average rainfall in May: 63mm

The wettest month (with the highest rainfall) is November (222mm).
The driest month (with the least rainfall) is July (28mm).

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Average rainfall days in May
Surrey, Canada

Average rainfall days in May - Surrey, Canada
  • Average rainfall days in May: 15.3 days

The month with the highest number of rainy days is March (21.1 days).
The month with the least rainy days is August (9.3 days).

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Average snowfall in May
Surrey, Canada

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

The month with the highest snowfall is February (98mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

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Average snowfall days in May
Surrey, Canada

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

The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in May
Surrey, Canada

Average sea temperature in May - Surrey, Canada
  • Average sea temperature in May: 7.5°C

The best month for swimming (with the highest average sea temperature) is August (11.5°C).
The coldest months (with the lowest average sea temperature) are January and February (6.8°C).

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

Average daylight in May / Average sunshine in May - Surrey, 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 0min

The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in May
Surrey, Canada

Average sunshine days in May - Surrey, Canada
  • Average sunshine days in May: 12.8 days

The month with the most sunshine days is August (19.1 days).
The month with the least sunshine days is March (7.8 days).

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Average UV index in May
Surrey, Canada

Average UV index in May - Surrey, 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
Surrey, Canada

Average cloud cover in May - Surrey, Canada
  • Average cloud cover in May: 41

The months with the most cloud cover are January and December (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in May
Surrey, Canada

Average visibility in May - Surrey, Canada
  • Average visibility in May: 9km

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).

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Surrey, Canada

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