Williams Lake, British Columbia, Canada Climate Change Severity

57
High
The current climate change severity in Williams Lake is High, with a 20.5% 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 Sep. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Williams Lake 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), Williams Lake temperature has changed by around +22.4%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
3939
0%
cloudyCloudy
7162
-12.6%
rainyRainy
11160
-45.9%
snowySnowy
107
-30%
mistyMisty
02
100%

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

Climate Change Indicators:

Over the past 15 years, Williams Lake has experienced measurable shifts in key climate parameters, contributing to the current severity score of 57 (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

57/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Williams Lake experienced significant changes:

Temperature change of

+1.4 °C

Variation in annual rainfall

+23.6 %

Change in average humidity

-16.4 %

PM2.5 levels surged by

-5.07 %

Heatwave changed by

-0.6 day(s)

Coldwave changed by

-4.06 day(s)

Wind speeds changed by

-0.06 km/h

These indicators show that Williams Lake 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 Sep.

Williams Lake Weather Forecast 30 Days (October 2025)
Williams Lake, British Columbia, Canada

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Wed. 1, Oct.
cloudyCloudy
Temperature Icon14°/8°
Humidity Icon55%
Wind Icon20km/h
Thu. 2, Oct.
sunnySunny
Temperature Icon15°/6°
Humidity Icon53%
Wind Icon10km/h
Fri. 3, Oct.
overcastOvercast
Temperature Icon12°/6°
Humidity Icon59%
Wind Icon8km/h
Sat. 4, Oct.
sunnySunny
Temperature Icon13°/2°
Humidity Icon71%
Wind Icon14km/h
Sun. 5, Oct.
partly cloudyPartly Cloudy
Temperature Icon14°/1°
Humidity Icon68%
Wind Icon4km/h
Mon. 6, Oct.
sunnySunny
Temperature Icon16°/1°
Humidity Icon49%
Wind Icon6km/h
Tue. 7, Oct.
sunnySunny
Temperature Icon17°/2°
Humidity Icon48%
Wind Icon7km/h
Wed. 8, Oct.
sunnySunny
Temperature Icon18°/2°
Humidity Icon48%
Wind Icon5km/h
Thu. 9, Oct.
sunnySunny
Temperature Icon18°/4°
Humidity Icon52%
Wind Icon4km/h
Fri. 10, Oct.
sunnySunny
Temperature Icon19°/4°
Humidity Icon59%
Wind Icon4km/h
Sat. 11, Oct.
sunnySunny
Temperature Icon18°/4°
Humidity Icon67%
Wind Icon5km/h
Sun. 12, Oct.
sunnySunny
Temperature Icon14°/3°
Humidity Icon74%
Wind Icon10km/h
Mon. 13, Oct.
sunnySunny
Temperature Icon13°/1°
Humidity Icon71%
Wind Icon4km/h
Tue. 14, Oct.
partly cloudyPartly Cloudy
Temperature Icon16°/3°
Humidity Icon67%
Wind Icon7km/h
Wed. 15, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon10°/1°
Humidity Icon75%
Wind Icon12km/h
Thu. 16, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon11°/2°
Humidity Icon74%
Wind Icon16km/h
Fri. 17, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon10°/1°
Humidity Icon74%
Wind Icon14km/h
Sat. 18, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon10°/2°
Humidity Icon78%
Wind Icon12km/h
Sun. 19, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/2°
Humidity Icon79%
Wind Icon12km/h
Mon. 20, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon10°/1°
Humidity Icon79%
Wind Icon10km/h
Tue. 21, Oct.
moderate rain at timesModerate rain at times
Temperature Icon8°/0°
Humidity Icon80%
Wind Icon14km/h
Wed. 22, Oct.
moderate rain at timesModerate rain at times
Temperature Icon9°/0°
Humidity Icon74%
Wind Icon13km/h
Thu. 23, Oct.
heavy rain at timesHeavy rain at times
Temperature Icon7°/-1°
Humidity Icon77%
Wind Icon13km/h
Fri. 24, Oct.
moderate rain at timesModerate rain at times
Temperature Icon7°/-1°
Humidity Icon73%
Wind Icon12km/h
Sat. 25, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/-2°
Humidity Icon74%
Wind Icon15km/h
Sun. 26, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/-2°
Humidity Icon76%
Wind Icon14km/h
Mon. 27, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/-2°
Humidity Icon77%
Wind Icon13km/h
Tue. 28, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/-2°
Humidity Icon80%
Wind Icon13km/h
Wed. 29, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/-2°
Humidity Icon79%
Wind Icon12km/h
Thu. 30, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/-1°
Humidity Icon78%
Wind Icon14km/h
Fri. 31, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/-2°
Humidity Icon83%
Wind Icon11km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onFri. 10, Oct.

19°C

Low will be onSat. 25, Oct.

-2°C

HumidityHumidity

High will be onFri. 31, Oct.

83%

Low will be onTue. 7, Oct.

48%

Wind SpeedWind Speed

High will be onWed. 1, Oct.

20.2km/h

Low will be onSun. 5, Oct.

4km/h

PrecipitationPrecipitation

High will be onTue. 28, Oct.

3.5mm

Low will be onWed. 22, Oct.

0.6mm

Ultraviolet IndexUV

High will be onFri. 10, Oct.

4

Low will be onWed. 15, Oct.

1

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