Grand Junction, Colorado, United States Climate Change Severity

43
High
The current climate change severity in Grand Junction is High, with a 21.7% improvement in the climate score compared to last 15 years. This suggests improved conditions, with more favorable environmental indicators and a reduction in negative impacts.
Data: Jan. to Sep. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Grand Junction 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), Grand Junction temperature has changed by around +3.8%, 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
118100
-15.2%
cloudyCloudy
6265
4.8%
rainyRainy
6640
-39.3%
snowySnowy
54
-20%
mistyMisty
00
0%

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

Climate Change Indicators:

Over the past 15 years, Grand Junction has experienced measurable shifts in key climate parameters, contributing to the current severity score of 43 (within the High severity category). While the score remains High, certain factors have improved over time. Here’s a breakdown of the specific changes observed:

Severity Score

43/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Grand Junction experienced significant changes:

Temperature change of

+0.5 °C

Variation in annual rainfall

+9.6 %

Change in average humidity

-4.01 %

PM2.5 levels surged by

-0.7 %

Heatwave changed by

-3.7 day(s)

Coldwave changed by

-1.9 day(s)

Wind speeds changed by

+3.7 km/h

These indicators show improvement in key parametes of climate, but Grand Junction remains in the High severity category. Continuous focus on climate resilience is necessary to avoid further worsening and ensure sustainability.

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

Grand Junction Weather Forecast 30 Days (October - November 2025)
Grand Junction, Colorado, United States

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sun. 26, Oct.
partly cloudyPartly Cloudy
Temperature Icon21°/3°
Humidity Icon48%
Wind Icon23km/h
Mon. 27, Oct.
overcastOvercast
Temperature Icon18°/3°
Humidity Icon54%
Wind Icon24km/h
Tue. 28, Oct.
sunnySunny
Temperature Icon12°/-5°
Humidity Icon40%
Wind Icon9km/h
Wed. 29, Oct.
sunnySunny
Temperature Icon17°/1°
Humidity Icon27%
Wind Icon10km/h
Thu. 30, Oct.
sunnySunny
Temperature Icon17°/3°
Humidity Icon33%
Wind Icon8km/h
Fri. 31, Oct.
sunnySunny
Temperature Icon17°/3°
Humidity Icon33%
Wind Icon11km/h
Sat. 1, Nov.
sunnySunny
Temperature Icon19°/4°
Humidity Icon33%
Wind Icon8km/h
Sun. 2, Nov.
sunnySunny
Temperature Icon21°/5°
Humidity Icon41%
Wind Icon8km/h
Mon. 3, Nov.
sunnySunny
Temperature Icon21°/7°
Humidity Icon42%
Wind Icon8km/h
Tue. 4, Nov.
sunnySunny
Temperature Icon22°/6°
Humidity Icon41%
Wind Icon10km/h
Wed. 5, Nov.
partly cloudyPartly Cloudy
Temperature Icon20°/7°
Humidity Icon32%
Wind Icon9km/h
Thu. 6, Nov.
sunnySunny
Temperature Icon20°/9°
Humidity Icon30%
Wind Icon16km/h
Fri. 7, Nov.
sunnySunny
Temperature Icon19°/6°
Humidity Icon36%
Wind Icon25km/h
Sat. 8, Nov.
patchy rain possiblePatchy rain possible
Temperature Icon13°/-1°
Humidity Icon46%
Wind Icon15km/h
Sun. 9, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon13°/-1°
Humidity Icon50%
Wind Icon13km/h
Mon. 10, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon11°/-2°
Humidity Icon49%
Wind Icon14km/h
Wed. 12, Nov.
sunnySunny
Temperature Icon10°/-4°
Humidity Icon46%
Wind Icon14km/h
Thu. 13, Nov.
moderate rain at timesModerate rain at times
Temperature Icon11°/-3°
Humidity Icon48%
Wind Icon11km/h
Fri. 14, Nov.
patchy rain possiblePatchy rain possible
Temperature Icon11°/-3°
Humidity Icon52%
Wind Icon13km/h
Sat. 15, Nov.
patchy rain possiblePatchy rain possible
Temperature Icon12°/-3°
Humidity Icon51%
Wind Icon15km/h
Sun. 16, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon10°/-3°
Humidity Icon54%
Wind Icon15km/h
Mon. 17, Nov.
moderate rain at timesModerate rain at times
Temperature Icon10°/-3°
Humidity Icon56%
Wind Icon14km/h
Tue. 18, Nov.
patchy rain possiblePatchy rain possible
Temperature Icon10°/-4°
Humidity Icon55%
Wind Icon13km/h
Wed. 19, Nov.
moderate rain at timesModerate rain at times
Temperature Icon10°/-3°
Humidity Icon52%
Wind Icon12km/h
Thu. 20, Nov.
patchy rain possiblePatchy rain possible
Temperature Icon11°/-3°
Humidity Icon52%
Wind Icon12km/h
Fri. 21, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon10°/-2°
Humidity Icon53%
Wind Icon11km/h
Sun. 23, Nov.
patchy rain possiblePatchy rain possible
Temperature Icon9°/-4°
Humidity Icon54%
Wind Icon12km/h
Mon. 24, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon8°/-3°
Humidity Icon55%
Wind Icon17km/h
Tue. 25, Nov.
moderate snowModerate snow
Temperature Icon7°/-6°
Humidity Icon55%
Wind Icon12km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onTue. 4, Nov.

21.8°C

Low will be onTue. 25, Nov.

-5.6°C

HumidityHumidity

High will be onMon. 17, Nov.

56%

Low will be onWed. 29, Oct.

27%

Wind SpeedWind Speed

High will be onFri. 7, Nov.

25.2km/h

Low will be onSat. 1, Nov.

7.6km/h

PrecipitationPrecipitation

High will be onFri. 21, Nov.

2.3mm

Low will be onFri. 14, Nov.

0.2mm

Ultraviolet IndexUV

High will be onSun. 2, Nov.

4

Low will be onMon. 10, Nov.

1

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