Harrison, AR
Arkansas · Records since 1892–2026
Records for August 11
🔥 Record High
August 11, 1918
+19° from 90° normal❄ Record Low
August 11, 1960
-16° from 68° normalAll-Time Records — Harrison
Top 10 Record Highs — August 11
| # | Temp | Date |
|---|---|---|
| 🏆 | 109°F | August 11, 1918 |
| 2 | 108°F | August 11, 1934 |
| 3 | 105°F | August 11, 1907 |
| 4 | 104°F | August 11, 1954 |
| 5 | 104°F | August 11, 1947 |
| 6 | 104°F | August 11, 1941 |
| 7 | 104°F | August 11, 1935 |
| 8 | 103°F | August 11, 1936 |
| 9 | 101°F | August 11, 1926 |
| 10 | 100°F | August 11, 1999 |
Top 5 Record Lows — August 11
| # | Temp | Date |
|---|---|---|
| 🥶 | 52°F | August 11, 1960 |
| 2 | 52°F | August 11, 1917 |
| 3 | 55°F | August 11, 1989 |
| 4 | 55°F | August 11, 1965 |
| 5 | 56°F | August 11, 2012 |
Heat Wave Summary — Harrison
threshold: 98°F (90th percentile of historical Jun–Aug highs)2026 Daily High Temperature vs Normal
Year to date158 of 221 days with data were above the 1991–2020 normal high for their date.
Days ≥ 90°F Per Year
1892–2026Average Daily High by Decade
Full year · complete decades only
Longest Heat Waves — Harrison
| # | Dates | Days | Peak | Avg High | Avg Overnight Low |
|---|---|---|---|---|---|
| 🏆 | Jul 29, 1934 – Aug 16, 1934 | 19 | 112°F (Aug 9) | 105°F | 74°F |
| 2 | Aug 8, 1936 – Aug 24, 1936 | 17 | 111°F (Aug 10) | 106°F | 72°F |
| 3 | Jul 11, 1954 – Jul 27, 1954 | 17 | 110°F (Jul 14) | 103°F | 72°F |
| 4 | Jun 20, 1901 – Jul 5, 1901 | 16 | 105°F (Jul 4) | 100°F | 66°F |
| 5 | Jul 7, 1936 – Jul 20, 1936 | 14 | 112°F (Jul 18) | 104°F | 71°F |
| 6 | Jul 30, 1935 – Aug 12, 1935 | 14 | 106°F (Aug 7) | 101°F | 70°F |
| 7 | Aug 25, 1913 – Sep 5, 1913 | 12 | 106°F (Aug 31) | 103°F | 65°F |
| 8 | Jun 10, 1953 – Jun 21, 1953 | 12 | 102°F (Jun 13) | 101°F | 68°F |
| 9 | Jul 16, 1934 – Jul 26, 1934 | 11 | 108°F (Jul 24) | 106°F | 72°F |
| 10 | Jul 17, 1943 – Jul 27, 1943 | 11 | 106°F (Jul 22) | 101°F | 70°F |
Heat Waves Per Year
Warm Summer Nights (Jun–Aug)
Nights where the overnight low exceeded the 1991–2020 normal low
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
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
Average temperature · July 2026
23rd-warmest month on record
13th-warmest July of 120 on record
+3.4° vs. 78.7° average (1991–2020)Longest 90°F Streak in July
7 consecutive days with highs of at least 90°F (Jul 25–31, 2026, peaking at 98°F)
The longest July streak since 2025 (1 year). The July record is 31 days, set in 1954.
Average July Temperature by Year
1892–2026 · 2026 highlighted
Warmest Julys on Record
| # | Year | Avg Temp |
|---|---|---|
| 1 | 1934 | 86.2°F |
| 2 | 1954 | 85.3°F |
| 3 | 1980 | 85.2°F |
| 4 | 1936 | 84.7°F |
| 5 | 2011 | 84.4°F |
| 6 | 2012 | 84.1°F |
| 7 | 1986 | 84.0°F |
| 8 | 1901 | 83.4°F |
| 9 | 1998 | 83.2°F |
| 10 | 2022 | 83.0°F |
Warmest Months on Record (Any Month)
| # | Month | Avg Temp |
|---|---|---|
| 1 | July 1934 | 86.2°F |
| 2 | August 1936 | 85.9°F |
| 3 | July 1954 | 85.3°F |
| 4 | July 1980 | 85.2°F |
| 5 | July 1936 | 84.7°F |
| 6 | July 2011 | 84.4°F |
| 7 | July 2012 | 84.1°F |
| 8 | August 1980 | 84.0°F |
| 9 | July 1986 | 84.0°F |
| 10 | August 1923 | 83.8°F |
Nearby Stations — July 2026
How the same month ranked at the closest reporting stations
| Station | Avg Temp | July Rank |
|---|---|---|
| Harrison, AR | 82.2°F | 13th of 120 |
| Russellville, AR | 84.2°F | 10th of 132 |
| Springfield, MO | 80.2°F | 20th of 139 |
| Fort Smith, AR | 85.8°F | 10th of 145 |