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 - November 2025)
Williams Lake, British Columbia, Canada

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Mon. 13, Oct.
sunnySunny
Temperature Icon5°/-4°
Humidity Icon42%
Wind Icon6km/h
Tue. 14, Oct.
sunnySunny
Temperature Icon7°/-3°
Humidity Icon36%
Wind Icon5km/h
Wed. 15, Oct.
sunnySunny
Temperature Icon14°/0°
Humidity Icon35%
Wind Icon7km/h
Thu. 16, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon12°/0°
Humidity Icon65%
Wind Icon14km/h
Fri. 17, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon10°/0°
Humidity Icon73%
Wind Icon7km/h
Sat. 18, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon8°/2°
Humidity Icon66%
Wind Icon28km/h
Sun. 19, Oct.
partly cloudyPartly Cloudy
Temperature Icon11°/3°
Humidity Icon66%
Wind Icon16km/h
Mon. 20, Oct.
partly cloudyPartly Cloudy
Temperature Icon10°/1°
Humidity Icon74%
Wind Icon6km/h
Tue. 21, Oct.
partly cloudyPartly Cloudy
Temperature Icon8°/0°
Humidity Icon69%
Wind Icon11km/h
Wed. 22, Oct.
partly cloudyPartly Cloudy
Temperature Icon8°/0°
Humidity Icon72%
Wind Icon23km/h
Thu. 23, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon6°/2°
Humidity Icon91%
Wind Icon12km/h
Fri. 24, Oct.
partly cloudyPartly Cloudy
Temperature Icon8°/1°
Humidity Icon78%
Wind Icon11km/h
Sat. 25, Oct.
cloudyCloudy
Temperature Icon8°/2°
Humidity Icon65%
Wind Icon26km/h
Sun. 26, Oct.
partly cloudyPartly Cloudy
Temperature Icon9°/2°
Humidity Icon80%
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
Sat. 1, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/-2°
Humidity Icon81%
Wind Icon11km/h
Sun. 2, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/-1°
Humidity Icon80%
Wind Icon14km/h
Mon. 3, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/-1°
Humidity Icon79%
Wind Icon14km/h
Tue. 4, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/-1°
Humidity Icon76%
Wind Icon16km/h
Wed. 5, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon5°/-2°
Humidity Icon79%
Wind Icon14km/h
Thu. 6, Nov.
moderate snowModerate snow
Temperature Icon3°/-3°
Humidity Icon81%
Wind Icon13km/h
Fri. 7, Nov.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon3°/-4°
Humidity Icon79%
Wind Icon13km/h
Sat. 8, Nov.
patchy moderate snowPatchy moderate snow
Temperature Icon3°/-4°
Humidity Icon79%
Wind Icon12km/h
Sun. 9, Nov.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon2°/-4°
Humidity Icon83%
Wind Icon14km/h
Mon. 10, Nov.
patchy moderate snowPatchy moderate snow
Temperature Icon2°/-5°
Humidity Icon83%
Wind Icon13km/h
Wed. 12, Nov.
moderate snowModerate snow
Temperature Icon3°/-4°
Humidity Icon81%
Wind Icon14km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onWed. 15, Oct.

13.5°C

Low will be onMon. 10, Nov.

-5°C

HumidityHumidity

High will be onThu. 23, Oct.

91%

Low will be onWed. 15, Oct.

35%

Wind SpeedWind Speed

High will be onSat. 18, Oct.

28.1km/h

Low will be onTue. 14, Oct.

5km/h

PrecipitationPrecipitation

High will be onThu. 23, Oct.

4.1mm

Low will be onFri. 24, Oct.

0.01mm

Ultraviolet IndexUV

High will be onSun. 19, Oct.

3

Low will be onSat. 18, Oct.

1

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