Happy Valley, Tennessee, United States Climate Change Severity

43
High
The current climate change severity in Happy Valley is High, with a 1.2% 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)

Happy Valley 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), Happy Valley temperature has changed by around +1.9%, 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
6423
-64.06%
cloudyCloudy
6661
-7.5%
rainyRainy
14391
-36.3%
snowySnowy
24
100%
mistyMisty
026
100%

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

Climate Change Indicators:

Over the past 15 years, Happy Valley has experienced measurable shifts in key climate parameters, contributing to the current severity score of 43 (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

43/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Happy Valley experienced significant changes:

Temperature change of

+0.3 °C

Variation in annual rainfall

+36.9 %

Change in average humidity

+0.5 %

PM2.5 levels surged by

+100 %

Heatwave changed by

-1.7 day(s)

Coldwave changed by

-1.7 day(s)

Wind speeds changed by

+1.7 km/h

These indicators show that Happy Valley 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.

Happy Valley Weather Forecast 30 Days (November - December 2025)
Happy Valley, Tennessee, United States

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sun. 2, Nov.
moderate rainModerate rain
Temperature Icon14°/8°
Humidity Icon87%
Wind Icon10km/h
Mon. 3, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon12°/8°
Humidity Icon87%
Wind Icon8km/h
Tue. 4, Nov.
partly cloudyPartly Cloudy
Temperature Icon14°/1°
Humidity Icon82%
Wind Icon9km/h
Wed. 5, Nov.
sunnySunny
Temperature Icon20°/7°
Humidity Icon66%
Wind Icon16km/h
Thu. 6, Nov.
sunnySunny
Temperature Icon21°/8°
Humidity Icon75%
Wind Icon8km/h
Fri. 7, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon22°/9°
Humidity Icon66%
Wind Icon24km/h
Sat. 8, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon22°/12°
Humidity Icon79%
Wind Icon11km/h
Sun. 9, Nov.
partly cloudyPartly Cloudy
Temperature Icon20°/12°
Humidity Icon58%
Wind Icon22km/h
Mon. 10, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon26°/12°
Humidity Icon65%
Wind Icon22km/h
Tue. 11, Nov.
moderate rainModerate rain
Temperature Icon11°/5°
Humidity Icon75%
Wind Icon23km/h
Wed. 12, Nov.
sunnySunny
Temperature Icon8°/1°
Humidity Icon59%
Wind Icon15km/h
Thu. 13, Nov.
sunnySunny
Temperature Icon12°/-1°
Humidity Icon54%
Wind Icon8km/h
Fri. 14, Nov.
sunnySunny
Temperature Icon15°/3°
Humidity Icon58%
Wind Icon18km/h
Sat. 15, Nov.
overcastOvercast
Temperature Icon15°/8°
Humidity Icon74%
Wind Icon11km/h
Sun. 16, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/4°
Humidity Icon72%
Wind Icon11km/h
Mon. 17, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/4°
Humidity Icon75%
Wind Icon12km/h
Tue. 18, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/4°
Humidity Icon71%
Wind Icon13km/h
Wed. 19, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon14°/2°
Humidity Icon70%
Wind Icon12km/h
Thu. 20, Nov.
patchy rain possiblePatchy rain possible
Temperature Icon14°/3°
Humidity Icon70%
Wind Icon11km/h
Fri. 21, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/4°
Humidity Icon72%
Wind Icon12km/h
Sun. 23, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/3°
Humidity Icon75%
Wind Icon13km/h
Mon. 24, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon13°/3°
Humidity Icon72%
Wind Icon12km/h
Tue. 25, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon14°/4°
Humidity Icon71%
Wind Icon13km/h
Wed. 26, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/3°
Humidity Icon75%
Wind Icon13km/h
Thu. 27, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon11°/2°
Humidity Icon73%
Wind Icon14km/h
Fri. 28, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/2°
Humidity Icon70%
Wind Icon13km/h
Sat. 29, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/2°
Humidity Icon69%
Wind Icon12km/h
Sun. 30, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/4°
Humidity Icon82%
Wind Icon14km/h
Mon. 1, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon12°/3°
Humidity Icon76%
Wind Icon14km/h
Tue. 2, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/4°
Humidity Icon75%
Wind Icon13km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onMon. 10, Nov.

25.6°C

Low will be onThu. 13, Nov.

-0.8°C

HumidityHumidity

High will be onSun. 2, Nov.

87%

Low will be onThu. 13, Nov.

54%

Wind SpeedWind Speed

High will be onFri. 7, Nov.

23.8km/h

Low will be onThu. 6, Nov.

7.6km/h

PrecipitationPrecipitation

High will be onTue. 11, Nov.

17.9mm

Low will be onSun. 9, Nov.

0.03mm

Ultraviolet IndexUV

High will be onSun. 9, Nov.

5

Low will be onWed. 12, Nov.

2