New Brunswick weather live forecast

Today's maximum temperature in New Brunswick is expected to be 19°C. Select a day from the live weather forecast for New Brunswick (Fredericton), Canada for more weather parameters.

Monday
18th May
19

7

6

7
Tuesday
19th May
24

10

4

3
Wednesday
20th May
29

16

9

7
Thursday
21st May
16

7

13

7
Friday
22nd May
18

3

12

7

5-day weather forecast updated at 04:00 on Monday 18th May 2026 GMT

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The 5-day weather forecast for New Brunswick (Fredericton) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top New Brunswick destinations

Below are temperatures expected today at popular countries, regions and places in New Brunswick. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

19
Fredericton
18
St John

All New Brunswick destinations

New Brunswick weather forecast by day

Below are the detailed weather forecasts for New Brunswick for the next 5 days. The forecasts shown are for Fredericton and may not represent the whole of New Brunswick. Browse more destinations in New Brunswick to view more weather forecasts.

New Brunswick weather for Monday 18th May 2026

Expect broken clouds in New Brunswick with a maximum temperature of 19°C, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-west.

19
°C maximum temperature
7
°C minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
19
°C wind chill
12
kph wind from NW

New Brunswick weather for Tuesday 19th May 2026

Expect isolated thunderstorms in New Brunswick with a maximum temperature of 24°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 70% chance of some rain and a light breeze of 12 kph from the south.

24
°C maximum temperature
10
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
3
UV index (Moderate)
70
% chance of some rain
<10
mm of rainfall expected
24
°C wind chill
12
kph wind from S

New Brunswick weather for Wednesday 20th May 2026

Expect isolated thunderstorms in New Brunswick with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 26% chance of some rain and a moderate breeze of 23 kph from the west.

29
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
7
UV index (High)
26
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
23
kph wind from W

New Brunswick weather for Thursday 21st May 2026

Expect scattered clouds in New Brunswick with a maximum temperature of 16°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north-west.

16
°C maximum temperature
7
°C minimum temperature
scattered clouds
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
16
°C wind chill
21
kph wind from NW

New Brunswick weather for Friday 22nd May 2026

Expect scattered clouds in New Brunswick with a maximum temperature of 18°C, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-west.

18
°C maximum temperature
3
°C minimum temperature
scattered clouds
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
18
°C wind chill
19
kph wind from NW

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New Brunswick - quick facts
Flight time^✝	12 hours
Time difference	UK -4 hours
Language(s)	English, French
Currency	Canadian Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes