Fredericton, New Brunswick, Canada Climate Change Severity

52
High
The current climate change severity in Fredericton is High, with a 13.8% 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 Aug. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Fredericton 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), Fredericton temperature has changed by around +4.2%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
2628
7.6%
cloudyCloudy
6336
-42.8%
rainyRainy
9367
-27.9%
snowySnowy
1514
-6.6%
mistyMisty
011
100%

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

Climate Change Indicators:

Over the past 15 years, Fredericton has experienced measurable shifts in key climate parameters, contributing to the current severity score of 52 (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

52/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Fredericton experienced significant changes:

Temperature change of

+0.2 °C

Variation in annual rainfall

+39.8 %

Change in average humidity

-11.3 %

PM2.5 levels surged by

+100 %

Heatwave changed by

-4 day(s)

Coldwave changed by

-4.2 day(s)

Wind speeds changed by

+1.1 km/h

These indicators show that Fredericton 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 Aug.

Fredericton Weather Forecast 30 Days (September - October 2025)
Fredericton, New Brunswick, Canada

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sat. 27, Sep.
sunnySunny
Temperature Icon22°/9°
Humidity Icon62%
Wind Icon17km/h
Sun. 28, Sep.
patchy rain possiblePatchy rain nearby
Temperature Icon22°/9°
Humidity Icon77%
Wind Icon22km/h
Mon. 29, Sep.
sunnySunny
Temperature Icon24°/13°
Humidity Icon63%
Wind Icon20km/h
Tue. 30, Sep.
sunnySunny
Temperature Icon18°/6°
Humidity Icon59%
Wind Icon19km/h
Wed. 1, Oct.
sunnySunny
Temperature Icon12°/4°
Humidity Icon73%
Wind Icon19km/h
Thu. 2, Oct.
sunnySunny
Temperature Icon15°/5°
Humidity Icon55%
Wind Icon18km/h
Fri. 3, Oct.
sunnySunny
Temperature Icon18°/3°
Humidity Icon48%
Wind Icon20km/h
Sat. 4, Oct.
partly cloudyPartly Cloudy
Temperature Icon21°/10°
Humidity Icon66%
Wind Icon15km/h
Sun. 5, Oct.
sunnySunny
Temperature Icon25°/12°
Humidity Icon57%
Wind Icon22km/h
Mon. 6, Oct.
partly cloudyPartly Cloudy
Temperature Icon22°/11°
Humidity Icon65%
Wind Icon7km/h
Tue. 7, Oct.
partly cloudyPartly Cloudy
Temperature Icon21°/10°
Humidity Icon75%
Wind Icon18km/h
Wed. 8, Oct.
overcastOvercast
Temperature Icon20°/14°
Humidity Icon79%
Wind Icon22km/h
Thu. 9, Oct.
moderate rainModerate rain
Temperature Icon16°/14°
Humidity Icon96%
Wind Icon19km/h
Fri. 10, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/5°
Humidity Icon81%
Wind Icon18km/h
Sat. 11, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/5°
Humidity Icon79%
Wind Icon16km/h
Sun. 12, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/5°
Humidity Icon81%
Wind Icon13km/h
Mon. 13, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/6°
Humidity Icon83%
Wind Icon15km/h
Tue. 14, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/6°
Humidity Icon86%
Wind Icon17km/h
Wed. 15, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/7°
Humidity Icon83%
Wind Icon18km/h
Thu. 16, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/7°
Humidity Icon84%
Wind Icon18km/h
Fri. 17, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/6°
Humidity Icon84%
Wind Icon19km/h
Sat. 18, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon11°/5°
Humidity Icon80%
Wind Icon19km/h
Sun. 19, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/4°
Humidity Icon79%
Wind Icon18km/h
Mon. 20, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/6°
Humidity Icon82%
Wind Icon17km/h
Tue. 21, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/5°
Humidity Icon80%
Wind Icon16km/h
Wed. 22, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/5°
Humidity Icon81%
Wind Icon18km/h
Thu. 23, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon10°/4°
Humidity Icon83%
Wind Icon18km/h
Fri. 24, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon11°/4°
Humidity Icon83%
Wind Icon18km/h
Sat. 25, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon10°/4°
Humidity Icon82%
Wind Icon17km/h
Sun. 26, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon10°/4°
Humidity Icon82%
Wind Icon17km/h
Mon. 27, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon9°/2°
Humidity Icon80%
Wind Icon17km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSun. 5, Oct.

24.8°C

Low will be onMon. 27, Oct.

2.3°C

HumidityHumidity

High will be onThu. 9, Oct.

96%

Low will be onFri. 3, Oct.

48%

Wind SpeedWind Speed

High will be onSun. 5, Oct.

22km/h

Low will be onMon. 6, Oct.

6.8km/h

PrecipitationPrecipitation

High will be onFri. 17, Oct.

6.5mm

Low will be onWed. 1, Oct.

0.01mm

Ultraviolet IndexUV

High will be onSat. 4, Oct.

5

Low will be onFri. 10, Oct.

2

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