Hattiesburg, Mississippi, United States Climate Change Severity

48
High
The current climate change severity in Hattiesburg is High, with a 4.9% 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 Jul. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Hattiesburg 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), Hattiesburg temperature has changed by around +4.7%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
3728
-24.3%
cloudyCloudy
4125
-39.02%
rainyRainy
10767
-37.3%
snowySnowy
01
100%
mistyMisty
07
100%

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

Climate Change Indicators:

Over the past 15 years, Hattiesburg has experienced measurable shifts in key climate parameters, contributing to the current severity score of 48 (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

48/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Hattiesburg experienced significant changes:

Temperature change of

+0.8 °C

Variation in annual rainfall

+27.9 %

Change in average humidity

-1.6 %

PM2.5 levels surged by

-28.6 %

Heatwave changed by

-3.5 day(s)

Coldwave changed by

+0.5 day(s)

Wind speeds changed by

+0.3 km/h

These indicators show that Hattiesburg 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 Jul.

Hattiesburg Weather Forecast 30 Days (August - September 2025)
Hattiesburg, Mississippi, United States

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Mon. 11, Aug.
heavy rainHeavy rain
Temperature Icon29°/24°
Humidity Icon85%
Wind Icon11km/h
Tue. 12, Aug.
heavy rainHeavy rain
Temperature Icon31°/24°
Humidity Icon87%
Wind Icon11km/h
Wed. 13, Aug.
moderate rainModerate rain
Temperature Icon33°/24°
Humidity Icon78%
Wind Icon9km/h
Thu. 14, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon36°/23°
Humidity Icon72%
Wind Icon12km/h
Fri. 15, Aug.
partly cloudyPartly Cloudy
Temperature Icon37°/23°
Humidity Icon76%
Wind Icon9km/h
Sat. 16, Aug.
sunnySunny
Temperature Icon37°/25°
Humidity Icon60%
Wind Icon10km/h
Sun. 17, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon38°/23°
Humidity Icon64%
Wind Icon13km/h
Mon. 18, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon35°/22°
Humidity Icon70%
Wind Icon8km/h
Tue. 19, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon36°/23°
Humidity Icon79%
Wind Icon12km/h
Wed. 20, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon34°/23°
Humidity Icon76%
Wind Icon11km/h
Thu. 21, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon34°/24°
Humidity Icon78%
Wind Icon16km/h
Fri. 22, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon29°/23°
Humidity Icon84%
Wind Icon9km/h
Sat. 23, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon29°/22°
Humidity Icon87%
Wind Icon14km/h
Sun. 24, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/22°
Humidity Icon81%
Wind Icon8km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon33°/22°
Humidity Icon73%
Wind Icon11km/h
Tue. 26, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon33°/22°
Humidity Icon69%
Wind Icon12km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon33°/22°
Humidity Icon70%
Wind Icon13km/h
Thu. 28, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon32°/22°
Humidity Icon73%
Wind Icon13km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/22°
Humidity Icon77%
Wind Icon14km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/22°
Humidity Icon77%
Wind Icon15km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon33°/22°
Humidity Icon73%
Wind Icon13km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon32°/22°
Humidity Icon75%
Wind Icon11km/h
Tue. 2, Sep.
heavy rain at timesHeavy rain at times
Temperature Icon33°/22°
Humidity Icon75%
Wind Icon11km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon32°/22°
Humidity Icon77%
Wind Icon11km/h
Thu. 4, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon32°/22°
Humidity Icon77%
Wind Icon11km/h
Fri. 5, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/22°
Humidity Icon78%
Wind Icon12km/h
Sat. 6, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon32°/21°
Humidity Icon74%
Wind Icon10km/h
Sun. 7, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon32°/21°
Humidity Icon75%
Wind Icon9km/h
Mon. 8, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon32°/21°
Humidity Icon75%
Wind Icon10km/h
Tue. 9, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon32°/20°
Humidity Icon72%
Wind Icon10km/h
Wed. 10, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon31°/20°
Humidity Icon73%
Wind Icon10km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSun. 17, Aug.

37.9°C

Low will be onWed. 10, Sep.

20°C

HumidityHumidity

High will be onTue. 12, Aug.

87%

Low will be onSat. 16, Aug.

60%

Wind SpeedWind Speed

High will be onThu. 21, Aug.

15.8km/h

Low will be onMon. 18, Aug.

8.3km/h

PrecipitationPrecipitation

High will be onTue. 12, Aug.

65.8mm

Low will be onMon. 18, Aug.

0.1mm

Ultraviolet IndexUV

High will be onSat. 16, Aug.

7

Low will be onSat. 23, Aug.

5

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