Mayo, Canada — Weather in May 2027

Monthly climate averages for Mayo, Canada. Based on 10-year ERA5 reanalysis data.

Dfc Subarctic
5.2 /10
Fair

May is a fair month in Mayo

Climate Overview

Mayo, Canada in May has mild conditions, with highs averaging 13.8°C (57°F) and noticeably cooler mornings. Rain falls on about 11 days this month.

This month falls at the end of Spring.

Daily highs in May gradually rise from around 10°C (50°F) at the start to 16°C (61°F) by month's end.

Rainfall is heaviest during the last third of the month, while the first third tends to be drier.

Expect around 12.3h of sunshine at the start of May, increasing to 13.7h by the end.

The warmest days tend to fall around the 31th, averaging 16.4°C (62°F).

Compared to April, this month is about 10°C warmer with 6 more rainy days. Temperatures will rise further into June.

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Monthly May Averages

Temperature
14°C / 4°C
Feels Like
11°C / 1°C
Rain
11 days · 45 mm
Sunshine
13.3h / day
Humidity
62% — Moderate
Wind
12 km/h
Wind Direction
ESE (122°)
Gusts
35 km/h
Daylight
18.3 h
Cloud Cover
64%
Clear Sky Days
1.8
UV Index
4.4 — Moderate
Dew Point
2°C — Dry
Moon Phase
Waxing Gibbous · 66%
Snow Days
3 days · 3.2 cm
Frost Days
5 days

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

24°C 20°C 16°C 12°C 8°C 4°C 0°C -4°C 151015202531
HighLow

Daily Precipitation

0 mm 2 mm 4 mm 6 mm 151015202531
Rainfall

Daily Sunshine

0h 4h 8h 12h 16h 151015202531
Sunshine

Daily Wind Speed

0 4 8 12 16 20 151015202531
Wind Speed
Sun Position
Sunrise 04:56
Daylight 18.2h
Sunset 23:07

Compare Months

January
Poor
Temp
-17°C / -22°C
Feels Like
-21°C / -27°C
Rain
5days (17 mm) Good
Sun
2.1h Poor
Humidity
78% Humid
UV
0.3 Low
Snow Days
13days
View Details
February
Poor
Temp
-15°C / -23°C
Feels Like
-20°C / -27°C
Rain
4days (12 mm) Good
Sun
5.2h Fair
Humidity
74% Muggy
UV
1 Low
Snow Days
10days
View Details
March
Poor
Temp
-5°C / -15°C
Feels Like
-9°C / -19°C
Rain
4days (12 mm) Good
Sun
8.6h Good
Humidity
72% Muggy
UV
2.1 Moderate
Snow Days
10days
View Details
April
Poor
Temp
4°C / -5°C
Feels Like
1°C / -9°C
Rain
5days (15 mm) Good
Sun
11.4h Excellent
Humidity
67% Muggy
UV
3.4 Moderate
Snow Days
9days
View Details
May
Fair
Temp
14°C / 4°C
Feels Like
11°C / 1°C
Rain
11days (45 mm) Wet
Sun
13.3h Excellent
Humidity
62% Muggy
UV
4.4 Moderate
Snow Days
3days
View Details
June best
Good
Temp
20°C / 11°C
Feels Like
18°C / 10°C
Rain
13days (50 mm) Wet
Sun
14.9h Excellent
Humidity
59% Moderate
UV
5.1 High
View Details
July best
Excellent
Temp
22°C / 14°C
Feels Like
21°C / 13°C
Rain
13days (55 mm) Wet
Sun
14h Excellent
Humidity
62% Muggy
UV
4.9 Moderate
View Details
August best
Good
Temp
19°C / 11°C
Feels Like
18°C / 10°C
Rain
10days (54 mm) Wet
Sun
11.5h Excellent
Humidity
67% Muggy
UV
4 Moderate
View Details
September
Fair
Temp
13°C / 5°C
Feels Like
10°C / 3°C
Rain
12days (49 mm) Wet
Sun
8.3h Good
Humidity
75% Muggy
UV
2.1 Moderate
Snow Days
1days
View Details
October
Poor
Temp
2°C / -3°C
Feels Like
-1°C / -7°C
Rain
10days (41 mm) Wet
Sun
5.2h Fair
Humidity
80% Humid
UV
1.1 Low
Snow Days
12days
View Details
November
Poor
Temp
-11°C / -16°C
Feels Like
-15°C / -21°C
Rain
6days (23 mm) Good
Sun
2.3h Poor
Humidity
82% Humid
UV
0.4 Low
Snow Days
13days
View Details
December
Poor
Temp
-17°C / -23°C
Feels Like
-22°C / -28°C
Rain
7days (22 mm) Good
Sun
1.8h Poor
Humidity
78% Humid
UV
0.1 Low
Snow Days
15days
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January -17°C / -22°C -21°C / -27°C 5days (17 mm) Good 2.1h Poor 78% Humid 0.3 Low Poor View Details
February -15°C / -23°C -20°C / -27°C 4days (12 mm) Good 5.2h Fair 74% Muggy 1 Low Poor View Details
March -5°C / -15°C -9°C / -19°C 4days (12 mm) Good 8.6h Good 72% Muggy 2.1 Moderate Poor View Details
April 4°C / -5°C 1°C / -9°C 5days (15 mm) Good 11.4h Excellent 67% Muggy 3.4 Moderate Poor View Details
May 14°C / 4°C 11°C / 1°C 11days (45 mm) Wet 13.3h Excellent 62% Muggy 4.4 Moderate Fair View Details
June best 20°C / 11°C 18°C / 10°C 13days (50 mm) Wet 14.9h Excellent 59% Moderate 5.1 High Good View Details
July best 22°C / 14°C 21°C / 13°C 13days (55 mm) Wet 14h Excellent 62% Muggy 4.9 Moderate Excellent View Details
August best 19°C / 11°C 18°C / 10°C 10days (54 mm) Wet 11.5h Excellent 67% Muggy 4 Moderate Good View Details
September 13°C / 5°C 10°C / 3°C 12days (49 mm) Wet 8.3h Good 75% Muggy 2.1 Moderate Fair View Details
October 2°C / -3°C -1°C / -7°C 10days (41 mm) Wet 5.2h Fair 80% Humid 1.1 Low Poor View Details
November -11°C / -16°C -15°C / -21°C 6days (23 mm) Good 2.3h Poor 82% Humid 0.4 Low Poor View Details
December -17°C / -23°C -22°C / -28°C 7days (22 mm) Good 1.8h Poor 78% Humid 0.1 Low Poor View Details

What to Wear

Bundle up with a warm coat, scarf, and closed-toe shoes. Thermal layers underneath give flexibility between indoors and outdoors.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

Layered clothingLight jacketUmbrellaWaterproof jacketComfortable walking shoes

Frequently Asked Questions

May is typically fair for visiting Mayo, with average highs of 14°C (57°F) and around 11 rainy days. Mayo, Canada in May has mild conditions, with highs averaging 13.8°C (57°F) and noticeably cooler mornings. Rain falls o
Mayo typically sees around 11 rainy days in May with 45 mm (1.8 in) of total rainfall. Pack a waterproof jacket.
Yes, nights in Mayo during May are cold, averaging 4°C (39°F). Pack warm layers and a coat for evenings.
With highs of 14°C (57°F) and lows of 4°C (39°F) in May, we recommend: Layered clothing, Light jacket, Umbrella, Waterproof jacket, Comfortable walking shoes. Comfortable walking shoes are essential.
May is not the most favourable month weather-wise in Mayo. Consider visiting during months with milder temperatures or less rainfall for a better experience.
The average UV index in Mayo during May is 4 (moderate). Sunscreen and sunglasses are recommended during midday hours.
Mayo gets approximately 18 hours of daylight per day in May, with around 13 hours of sunshine.
Yes, Mayo typically sees around 3 snow days in May with roughly 3 cm (1 in) of snowfall.

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