Hattiesburg, MS

Mississippi · Records since 1893–2026

🌙 77°F Feels like 87°
Currently in Hattiesburg
As of 2:30 AM CDT

Records for August 11

🔥 Record High

104°F

August 11, 2023

+12° from 92° normal

❄ Record Low

61°F

August 11, 1989

-11° from 72° normal
🌞 Normal high: 92°F 🌑 Normal low: 72°F 1991–2020 normals

All-Time Records — Hattiesburg

🔥
107°F
Hottest Day Ever
Aug 26, 2023
-1°F
Coldest Day Ever
Feb 13, 1899
🌧
10.68"
Wettest Day Ever
Apr 7, 1983
5.0"
Most Snow in One Day
Feb 14, 1895

Top 10 Record Highs — August 11

# Temp Date
🏆 104°F August 11, 2023
2 103°F August 11, 2007
3 101°F August 11, 1925
4 100°F August 11, 1956
5 99°F August 11, 1951
6 99°F August 11, 1906
7 99°F August 11, 1902
8 98°F August 11, 1969
9 98°F August 11, 1954
10 98°F August 11, 1924

Top 5 Record Lows — August 11

# Temp Date
🥶 61°F August 11, 1989
2 61°F August 11, 1953
3 61°F August 11, 1922
4 62°F August 11, 1954
5 64°F August 11, 1990
About this data — Records are sourced from the NOAA Threadex dataset via RCC ACIS, a quality-controlled record for long-term climate stations. Threadex adjusts for station relocations and observation-time changes, making records comparable across all years since 1893–2026. Climate normals represent the 1991–2020 average.

Heat Wave Summary — Hattiesburg

threshold: 97°F (90th percentile of historical Jun–Aug highs)
5.3
Avg heat wave length
days (historical)
100°
Avg peak temp
during heat waves
72
Dangerous nights 2026
Overnights ≥ 70°F
2
Heat waves 2026
so far

2026 Daily High Temperature vs Normal

Year to date
Above normal Below normal

148 of 218 days with data were above the 1991–2020 normal high for their date.


Days ≥ 90°F Per Year

1893–2026
58
2026 so far
94
Avg/year 1970–2025
103
Avg/year (last 10 complete)
156
Most in a year (1925)

Average Daily High by Decade

Full year · complete decades only


Longest Heat Waves — Hattiesburg

# Dates Days Peak Avg High Avg Overnight Low
🏆 May 28, 1911 – Jun 18, 1911 22 104°F (Jun 12) 101°F 69°F
2 Jun 17, 2009 – Jul 5, 2009 19 104°F (Jul 2) 100°F 75°F
3 Aug 10, 1902 – Aug 27, 1902 18 103°F (Aug 18) 100°F 72°F
4 Jul 10, 1924 – Jul 25, 1924 16 104°F (Jul 24) 99°F 73°F
5 Jun 5, 1902 – Jun 20, 1902 16 103°F (Jun 11) 100°F 68°F
6 Jun 29, 1902 – Jul 13, 1902 15 103°F (Jul 4) 100°F 72°F
7 Jun 20, 1914 – Jul 3, 1914 14 106°F (Jun 26) 100°F 71°F
8 Aug 10, 1925 – Aug 23, 1925 14 103°F (Aug 20) 100°F 72°F
9 Sep 7, 1920 – Sep 20, 1920 14 99°F (Sep 9) 98°F 68°F
10 Jun 18, 1930 – Jun 30, 1930 13 105°F (Jun 26) 101°F 70°F

Heat Waves Per Year


Warm Summer Nights (Jun–Aug)

Nights where the overnight low exceeded the 1991–2020 normal low

55
2026 so far
above-normal nights
36.6
Avg / summer
1970–2020
84
Most in a summer
1893

Above-Normal Summer Nights Per Year

Average June–August Low by Decade

Overnight lows · complete decades only

Precipitation

Actual vs. 1991–2020 full-month and full-season normals

54.29"
2026 YTD
Normal: 39.11"
+15.18"
0.96"
August so far
August normal: 4.75"
-3.79"
15.87"
Summer so far
Summer normal: 16.30"
-0.43"
17
2026 heavy rain days
Days with ≥ 1.0"

Monthly Precipitation — Last 24 Months

Blue = actual · dashed line = monthly normal

Annual Precipitation Per Year (1970–2026)

Blue = above average · tan = below average · gold = 2026 (partial)

Heavy Rain Days Per Year (≥ 1.0")

Compare year-to-year changes in days with heavy rainfall (≥ 1.0")

Month in Review — July 2026

84.5°F

Average temperature · July 2026

14th-warmest month on record

7th-warmest July of 126 on record

+2.4° vs. 82.1° average (1991–2020)
88.7°F
Warmest month ever
August 2023
85.9°F
Warmest July ever
1897
27
Days ≥ 90°F
in July
100°F
Hottest of 2026
Jul 28

Longest 90°F Streak in July

12 consecutive days with highs of at least 90°F (Jul 1–12, 2026, peaking at 96°F)

The longest July streak since 2025 (1 year). The July record is 31 days, set in 2000.


Average July Temperature by Year

1893–2026 · 2026 highlighted


Warmest Julys on Record

# Year Avg Temp
1 1897 85.9°F
2 1901 85.1°F
3 1932 84.8°F
4 2025 84.8°F
5 2015 84.7°F
6 2024 84.7°F
7 2026 84.5°F
8 2023 84.5°F
9 1930 84.2°F
10 2000 84.1°F

Warmest Months on Record (Any Month)

# Month Avg Temp
1 August 2023 88.7°F
2 July 1897 85.9°F
3 August 2007 85.5°F
4 July 1901 85.1°F
5 August 2006 85.1°F
6 August 2011 84.9°F
7 August 1902 84.8°F
8 July 1932 84.8°F
9 July 2025 84.8°F
10 August 2024 84.8°F

Nearby Stations — July 2026

How the same month ranked at the closest reporting stations

Station Avg Temp July Rank
Hattiesburg, MS 84.5°F 7th of 126
Gulfport, MS 84.6°F 7th of 125
Mobile, AL 83.7°F 16th of 155
Meridian, MS 83.4°F 11th of 137
Jackson, MS 84.5°F 7th of 131
About this data. Monthly averages are the mean of daily average temperatures, computed from NOAA Threadex records via RCC ACIS. Months missing more than three days of observations are excluded from the rankings, so the in-progress month never appears. Rankings cover 1452 complete months on record.