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
In May, the average high-temperature marginally rises from a chilly 9.7°C (49.5°F) in April to a moderate 14.6°C (58.3°F). In Chemainus, the average low-temperature is 7.2°C (45°F).Humidity
The average relative humidity in May in Chemainus is 77%.Rainfall
In Chemainus, in May, it is raining for 16.3 days, with typically 56mm (2.2") of accumulated precipitation. Throughout the year, there are 201.4 rainfall days, and 1213mm (47.76") of precipitation is accumulated.Snowfall
May through October are months without snowfall in Chemainus.Daylight
The average length of the day in May is 15h and 19min.On the first day of May in Chemainus, sunrise is at 5:53 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:15 am and sunset at 9:09 pm PDT.
Sunshine
In May, the average sunshine is 8.9h.UV index
In May, the average daily maximum UV index in Chemainus is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In May, the average maximum UV index of 4 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
FAQ
What is the temperature in May in Chemainus?
What is the average humidity in May in Chemainus?
How much does it rain in Chemainus in May?
When it does not snow in Chemainus?
Does it snow in Chemainus in May?
What is the average length of the day in May in Chemainus?
When are sunrise and sunset in May in Chemainus?
How long on average sun shines in May in Chemainus?
What is the UV index reading in May in Chemainus?
Average temperature in May
Chemainus, Canada
- Average high temperature in May: 14.6°C
The warmest month (with the highest average high temperature) is August (20.4°C).
The month with the lowest average high temperature is December (4.1°C).
- Average low temperature in May: 7.2°C
The month with the highest average low temperature is August (12°C).
The coldest month (with the lowest average low temperature) is December (0.5°C).
Average pressure in May
Chemainus, Canada
- Average pressure in May: 1016.8mbar
The month with the highest atmospheric pressure is July (1017.7mbar).
The month with the lowest atmospheric pressure is March (1015.4mbar).
Average wind speed in May
Chemainus, Canada
- Average wind speed in May: 6.4km/h
The windiest month (with the highest average wind speed) is November (9.4km/h).
The calmest month (with the lowest average wind speed) is August (5.5km/h).
Average humidity in May
Chemainus, Canada
- Average humidity in May: 77%
The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is July (75%).
Average rainfall in May
Chemainus, Canada
- Average rainfall in May: 56mm
The wettest month (with the highest rainfall) is January (189mm).
The driest month (with the least rainfall) is July (27mm).
Average rainfall days in May
Chemainus, Canada
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is March (22.3 days).
The month with the least rainy days is August (9.3 days).
Average snowfall in May
Chemainus, Canada
- Average snowfall in May: 0mm
The month with the highest snowfall is February (143mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in May
Chemainus, Canada
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Chemainus, Canada
- Average daylight in May: 15h and 19min
The month with the longest days is June (Average daylight: 16h and 7min).
The month with the shortest days is December (Average daylight: 8h and 19min).
- Average sunshine in May: 8h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 3h and 36min).
Average sunshine days in May
Chemainus, Canada
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is August (18.5 days).
The month with the least sunshine days is March (7.2 days).
Average UV index in May
Chemainus, 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).
Average cloud cover in May
Chemainus, Canada
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in May
Chemainus, Canada
- Average visibility in May: 9km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February, November and December (8km).
Weather forecast for your location
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location
