Moncton, New Brunswick, Canada Climate Change Severity

48
High
The current climate change severity in Moncton is High, with a 12.1% worsening in the climate score compared to last 15 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Oct. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Moncton Weather Condition Changes (Historic Vs 2025)

2025
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2025

Over the past 15 year(s), Moncton temperature has changed by around +8.7%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Oct. (Historical Vs 2025)

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
3730
-18.9%
cloudyCloudy
7455
-25.6%
rainyRainy
12177
-36.3%
snowySnowy
1615
-6.2%
mistyMisty
020
100%

Disclaimer: Other weather conditions not shown may affect the total day count.

Climate Change Indicators:

Over the past 15 years, Moncton has experienced measurable shifts in key climate parameters, contributing to the current severity score of 48 (within the High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

48/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Moncton experienced significant changes:

Temperature change of

+0.6 °C

Variation in annual rainfall

+20.3 %

Change in average humidity

-10.4 %

PM2.5 levels surged by

-21.9 %

Heatwave changed by

-1.5 day(s)

Coldwave changed by

-5 day(s)

Wind speeds changed by

+0.6 km/h

These indicators show that Moncton is experiencing a more volatile and extreme climate, reinforcing the need for urgent intervention to mitigate risks. As the severity score rises, focus must shift to adaptation and emergency preparedness.

Check how we calculate Climate Change Severity
Based on data from Jan. to Oct.

Moncton Weather Forecast 30 Days (November - December 2025)
Moncton, New Brunswick, Canada

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sun. 2, Nov.
overcastOvercast
Temperature Icon8°/2°
Humidity Icon73%
Wind Icon25km/h
Mon. 3, Nov.
sunnySunny
Temperature Icon9°/2°
Humidity Icon67%
Wind Icon25km/h
Tue. 4, Nov.
moderate rainModerate rain
Temperature Icon8°/5°
Humidity Icon73%
Wind Icon32km/h
Wed. 5, Nov.
sunnySunny
Temperature Icon8°/1°
Humidity Icon70%
Wind Icon19km/h
Thu. 6, Nov.
mistMist
Temperature Icon8°/0°
Humidity Icon80%
Wind Icon19km/h
Fri. 7, Nov.
partly cloudyPartly Cloudy
Temperature Icon7°/-2°
Humidity Icon64%
Wind Icon33km/h
Sat. 8, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon14°/1°
Humidity Icon81%
Wind Icon34km/h
Sun. 9, Nov.
light snowLight snow
Temperature Icon0°/-2°
Humidity Icon81%
Wind Icon11km/h
Mon. 10, Nov.
partly cloudyPartly Cloudy
Temperature Icon3°/-3°
Humidity Icon76%
Wind Icon17km/h
Tue. 11, Nov.
moderate rainModerate rain
Temperature Icon16°/0°
Humidity Icon93%
Wind Icon35km/h
Wed. 12, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon5°/-1°
Humidity Icon84%
Wind Icon30km/h
Thu. 13, Nov.
partly cloudyPartly Cloudy
Temperature Icon1°/-4°
Humidity Icon71%
Wind Icon23km/h
Fri. 14, Nov.
sunnySunny
Temperature Icon2°/-4°
Humidity Icon64%
Wind Icon14km/h
Sat. 15, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon2°/-1°
Humidity Icon81%
Wind Icon15km/h
Sun. 16, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/0°
Humidity Icon84%
Wind Icon19km/h
Mon. 17, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/0°
Humidity Icon85%
Wind Icon19km/h
Tue. 18, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/-1°
Humidity Icon82%
Wind Icon22km/h
Wed. 19, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/-2°
Humidity Icon80%
Wind Icon20km/h
Thu. 20, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/-1°
Humidity Icon81%
Wind Icon22km/h
Fri. 21, Nov.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon4°/-2°
Humidity Icon77%
Wind Icon21km/h
Sun. 23, Nov.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon4°/-2°
Humidity Icon84%
Wind Icon23km/h
Mon. 24, Nov.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon3°/-3°
Humidity Icon81%
Wind Icon21km/h
Tue. 25, Nov.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon4°/-2°
Humidity Icon82%
Wind Icon21km/h
Wed. 26, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon4°/-1°
Humidity Icon85%
Wind Icon17km/h
Thu. 27, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/0°
Humidity Icon86%
Wind Icon23km/h
Fri. 28, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon4°/-2°
Humidity Icon83%
Wind Icon21km/h
Sat. 29, Nov.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon1°/-4°
Humidity Icon80%
Wind Icon22km/h
Sun. 30, Nov.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon2°/-4°
Humidity Icon78%
Wind Icon20km/h
Mon. 1, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon4°/-3°
Humidity Icon82%
Wind Icon20km/h
Tue. 2, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon4°/-2°
Humidity Icon85%
Wind Icon18km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onTue. 11, Nov.

16°C

Low will be onSun. 30, Nov.

-4.1°C

HumidityHumidity

High will be onTue. 11, Nov.

93%

Low will be onFri. 7, Nov.

64%

Wind SpeedWind Speed

High will be onTue. 11, Nov.

35.3km/h

Low will be onSun. 9, Nov.

10.8km/h

PrecipitationPrecipitation

High will be onSun. 23, Nov.

16.6mm

Low will be onThu. 6, Nov.

0.02mm

Ultraviolet IndexUV

High will be onFri. 7, Nov.

2

Low will be onThu. 6, Nov.

1