Temperatures in May
It's cool to moderate in May in New Brunswick with an average temperature of 18°C. Temperatures this month range from a low of 11°C to a high of 22°C. At night, you can expect temperatures between 2°C and 9°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for New Brunswick in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in New Brunswick with cool temperatures, averaging around 15°C during the day and nights close to 4°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-May
By mid-May, the average daytime temperature rises to around 19°C, with nights close to 7°C. The chance of precipitation is high during this period.
End of May
By the end of May, the average daytime temperature in New Brunswick will be around 20°C, with nights close to 8°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
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Precipitation in May
In May, there is an average of 202 mm of precipitation, spread over 11 days. Of the total precipitation, about 1,3 cm falls as snow in May. The wind speed is around 4 Bft, mostly coming from the South.
The average precipitation chance is 36% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for New Brunswick. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
New Brunswick in May |
UK | ||
|---|---|---|---|
 Average Temperature |
18°C | 18°C | |
 High Temp |
22°C | 21°C | |
| Low Temp |
11°C | 15°C | |
 Total Precipitation |
202 mm | 46 mm | |
| Rainy Days |
11 days | 8 days | |
 Total Snowfall |
1,3 cm | 0 cm | |
| Snowy Days |
1 day | 0 days | |
April
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is May a good time to visit New Brunswick?
After some sun? Then May isn’t the best time to be in New Brunswick. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for New Brunswick in May
With 32°C, New Brunswick hit the highest temperature in the last 10 years in May 2017. The lowest daytime temperature in this month was 4°C in 2020. The extreme night temperatures ranged from a low of -2°C to a high of 17°C.
Check out the climate of New Brunswick for all months and discover the best travel time
Curious about the climate in other parts of Canada? Check out the weather and climate in places like Vancouver, Toronto, Niagara Falls, or have a look at other destinations in Canada.
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Daily Temperature in May in New Brunswick
This chart shows the average daily temperatures, both day and night, for each day in May in New Brunswick, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in New Brunswick
The chart below shows the average daily precipitation in May for New Brunswick, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 11 days of rain in New Brunswick.
Daily Snowfall in May in New Brunswick
This chart shows the average daily snowfall in May in New Brunswick, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in May.
Daily UV Index in May in New Brunswick
This chart shows the average daily UV index in May in New Brunswick, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in May in New Brunswick Over the Years
This chart shows the average temperature in May in New Brunswick, measured in degrees Celsius, over the past years.
Total Precipitation in May in New Brunswick Over the Years
This chart shows the average precipitation in May in New Brunswick, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Snowfall in May in New Brunswick per year
This chart shows the average snowfall in May in New Brunswick, measured in centimetres, over the past years.
Daily climate in May for New Brunswick
Click on a specific day in May for detailed info on the typical weather on that day in New Brunswick. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in New Brunswick
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Average Weather in New Brunswick by Month
Click on a month below to see detailed weather info for New Brunswick. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of New Brunswick for all months at once
