Georgetown, DE

Delaware · Records since 1945–2026

🌙 70°F Feels like 74°
Currently in Georgetown
As of 3:30 AM EDT

Records for August 11

🔥 Record High

99°F

August 11, 1949

+13° from 86° normal

❄ Record Low

45°F

August 11, 1972

-23° from 68° normal
🌞 Normal high: 86°F 🌑 Normal low: 68°F 1991–2020 normals

All-Time Records — Georgetown

🔥
104°F
Hottest Day Ever
Jul 23, 2011
-13°F
Coldest Day Ever
Jan 28, 1987
🌧
7.59"
Wettest Day Ever
Jun 25, 2006
14.0"
Most Snow in One Day
Jan 30, 1966

Top 10 Record Highs — August 11

# Temp Date
🏆 99°F August 11, 1949
2 97°F August 11, 1977
3 95°F August 11, 2010
4 95°F August 11, 1980
5 94°F August 11, 1979
6 93°F August 11, 2021
7 93°F August 11, 2016
8 93°F August 11, 2009
9 93°F August 11, 1981
10 92°F August 11, 2005

Top 5 Record Lows — August 11

# Temp Date
🥶 45°F August 11, 1972
2 54°F August 11, 1974
3 57°F August 11, 1963
4 58°F August 11, 2014
5 58°F August 11, 2006
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 1945–2026. Climate normals represent the 1991–2020 average.

Heat Wave Summary — Georgetown

threshold: 93°F (90th percentile of historical Jun–Aug highs)
4.2
Avg heat wave length
days (historical)
97°
Avg peak temp
during heat waves
27
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

106 of 221 days with data were above the 1991–2020 normal high for their date.


Days ≥ 90°F Per Year

1945–2026
31
2026 so far
29
Avg/year 1970–2025
37
Avg/year (last 10 complete)
57
Most in a year (2010)

Average Daily High by Decade

Full year · complete decades only


Longest Heat Waves — Georgetown

# Dates Days Peak Avg High Avg Overnight Low
🏆 Jul 13, 1952 – Jul 24, 1952 12 101°F (Jul 23) 96°F 69°F
2 Jun 28, 2012 – Jul 8, 2012 11 103°F (Jul 7) 98°F 73°F
3 Jul 7, 1993 – Jul 15, 1993 9 101°F (Jul 12) 96°F 73°F
4 Aug 6, 1977 – Aug 14, 1977 9 98°F (Aug 8) 96°F 72°F
5 Jul 28, 2002 – Aug 5, 2002 9 97°F (Jul 29) 95°F 73°F
6 Aug 12, 2002 – Aug 19, 2002 8 100°F (Aug 13) 96°F 74°F
7 Aug 28, 1953 – Sep 3, 1953 7 100°F (Aug 31) 97°F 70°F
8 Jul 16, 2019 – Jul 22, 2019 7 100°F (Jul 17) 98°F 76°F
9 Jul 25, 1949 – Jul 31, 1949 7 99°F (Jul 28) 96°F 71°F
10 Jul 17, 1980 – Jul 23, 1980 7 98°F (Jul 17) 96°F 72°F

Heat Waves Per Year


Warm Summer Nights (Jun–Aug)

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

32
2026 so far
above-normal nights
33.0
Avg / summer
1970–2020
63
Most in a summer
2020

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

21.24"
2026 YTD
Normal: 25.88"
-4.64"
2.09"
August so far
August normal: 3.99"
-1.90"
9.72"
Summer so far
Summer normal: 12.20"
-2.48"
7
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

78.7°F

Average temperature · July 2026

23rd-warmest month on record

19th-warmest July of 80 on record

+0.9° vs. 77.8° average (1991–2020)
82.0°F
Warmest month ever
July 2020
82.0°F
Warmest July ever
2020
12
Days ≥ 90°F
in July
102°F
Hottest of 2026
Jul 3

Longest 90°F Streak in July

5 consecutive days with highs of at least 90°F (Jul 1–5, 2026, peaking at 102°F)

Ties the longest July streak since 2025 (1 year). The July record is 13 days, set in 1952.


Average July Temperature by Year

1945–2026 · 2026 highlighted


Warmest Julys on Record

# Year Avg Temp
1 2020 82.0°F
2 2012 81.6°F
3 2011 81.1°F
4 2019 81.1°F
5 1955 80.6°F
6 2016 80.1°F
7 2025 80.1°F
8 2010 80.0°F
9 2022 80.0°F
10 2013 79.7°F

Warmest Months on Record (Any Month)

# Month Avg Temp
1 July 2020 82.0°F
2 July 2012 81.6°F
3 July 2011 81.1°F
4 July 2019 81.1°F
5 July 1955 80.6°F
6 August 2009 80.5°F
7 July 2016 80.1°F
8 July 2025 80.1°F
9 July 2010 80.0°F
10 July 2022 80.0°F

Nearby Stations — July 2026

How the same month ranked at the closest reporting stations

Station Avg Temp July Rank
Georgetown, DE 78.7°F 19th of 80
Salisbury, MD 78.5°F 29th of 121
Wallops Island, VA 77.9°F 27th of 60
Annapolis, MD 79.6°F 29th of 119
Atlantic City, NJ 78.0°F 16th of 83
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 951 complete months on record.