Charleston, WV

West Virginia · Records since 1892–2026

☁️ 82°F Feels like 88°
Currently in Charleston
As of 8:00 PM EDT

Records for July 28

🔥 Record High

100°F

July 28, 1993

+14° from 86° normal

❄ Record Low

48°F

July 28, 1925

-18° from 66° normal
🌞 Normal high: 86°F 🌑 Normal low: 66°F 1991–2020 normals

All-Time Records — Charleston

🔥
108°F
Hottest Day Ever
Jul 4, 1931
-17°F
Coldest Day Ever
Dec 30, 1917
🌧
5.60"
Wettest Day Ever
Jul 19, 1961
17.1"
Most Snow in One Day
Mar 13, 1993

Top 10 Record Highs — July 28

# Temp Date
🏆 100°F July 28, 1993
2 99°F July 28, 1952
3 99°F July 28, 1936
4 98°F July 28, 1940
5 98°F July 28, 1930
6 97°F July 28, 1903
7 96°F July 28, 2024
8 96°F July 28, 1931
9 95°F July 28, 2011
10 95°F July 28, 1964

Top 5 Record Lows — July 28

# Temp Date
🥶 48°F July 28, 1925
2 50°F July 28, 1962
3 52°F July 28, 1903
4 53°F July 28, 1971
5 54°F July 28, 1946
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 1892–2026. Climate normals represent the 1991–2020 average.

Heat Wave Summary — Charleston

threshold: 93°F (90th percentile of historical Jun–Aug highs)
4.6
Avg heat wave length
days (historical)
98°
Avg peak temp
during heat waves
15
Dangerous nights 2026
Overnights ≥ 70°F
1
Heat waves 2026
so far

2026 Daily High Temperature vs Normal

Year to date
Above normal Below normal

108 of 207 days with data were above the 1991–2020 normal high for their date.


Days ≥ 90°F Per Year

1892–2026
11
2026 so far
31
Avg/year 1970–2025
32
Avg/year (last 10 complete)
96
Most in a year (1930)

Average Daily High by Decade

Full year · complete decades only


Longest Heat Waves — Charleston

# Dates Days Peak Avg High Avg Overnight Low
🏆 Jul 18, 1930 – Aug 11, 1930 25 106°F (Jul 21) 100°F 65°F
2 Aug 3, 1918 – Aug 14, 1918 12 108°F (Aug 6) 100°F 69°F
3 Jul 27, 1931 – Aug 7, 1931 12 102°F (Aug 3) 98°F 68°F
4 Jul 8, 1936 – Jul 18, 1936 11 102°F (Jul 10) 98°F 69°F
5 Aug 8, 1988 – Aug 18, 1988 11 101°F (Aug 17) 96°F 68°F
6 Jul 18, 1934 – Jul 27, 1934 10 106°F (Jul 22) 101°F 67°F
7 Jun 20, 1934 – Jun 29, 1934 10 102°F (Jun 28) 97°F 66°F
8 Aug 26, 1953 – Sep 4, 1953 10 102°F (Sep 2) 98°F 63°F
9 Sep 7, 1903 – Sep 16, 1903 10 100°F (Sep 14) 98°F 61°F
10 Jun 26, 1913 – Jul 5, 1913 10 95°F (Jul 1) 94°F 72°F

Heat Waves Per Year


Warm Summer Nights (Jun–Aug)

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

36
2026 so far
above-normal nights
45.0
Avg / summer
1970–2020
74
Most in a summer
2010

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

22.06"
2026 YTD
Normal: 28.68"
-6.62"
3.55"
July so far
July normal: 5.38"
-1.83"
8.70"
Summer so far
Summer normal: 13.85"
-5.15"
3
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")