Hartford, CT
Connecticut · Records since 1905–2026
Records for August 11
🔥 Record High
August 11, 1949
+14° from 84° normal❄ Record Low
August 11, 2007
-14° from 63° normalAll-Time Records — Hartford
Top 10 Record Highs — August 11
| # | Temp | Date |
|---|---|---|
| 🏆 | 98°F | August 11, 1949 |
| 2 | 98°F | August 11, 1944 |
| 3 | 95°F | August 11, 2020 |
| 4 | 95°F | August 11, 1988 |
| 5 | 94°F | August 11, 2002 |
| 6 | 93°F | August 11, 2021 |
| 7 | 93°F | August 11, 1961 |
| 8 | 92°F | August 11, 2016 |
| 9 | 92°F | August 11, 2005 |
| 10 | 92°F | August 11, 1977 |
Top 5 Record Lows — August 11
| # | Temp | Date |
|---|---|---|
| 🥶 | 49°F | August 11, 2007 |
| 2 | 49°F | August 11, 1941 |
| 3 | 50°F | August 11, 1972 |
| 4 | 51°F | August 11, 1974 |
| 5 | 51°F | August 11, 1963 |
Heat Wave Summary — Hartford
threshold: 91°F (90th percentile of historical Jun–Aug highs)2026 Daily High Temperature vs Normal
Year to date101 of 222 days with data were above the 1991–2020 normal high for their date.
Days ≥ 90°F Per Year
1905–2026Average Daily High by Decade
Full year · complete decades only
Longest Heat Waves — Hartford
| # | Dates | Days | Peak | Avg High | Avg Overnight Low |
|---|---|---|---|---|---|
| 🏆 | Aug 11, 2002 – Aug 19, 2002 | 9 | 99°F (Aug 14) | 96°F | 69°F |
| 2 | Aug 27, 1973 – Sep 4, 1973 | 9 | 98°F (Aug 30) | 94°F | 69°F |
| 3 | Jul 16, 1991 – Jul 23, 1991 | 8 | 101°F (Jul 21) | 97°F | 68°F |
| 4 | Jul 21, 2016 – Jul 28, 2016 | 8 | 99°F (Jul 22) | 95°F | 65°F |
| 5 | Aug 10, 1944 – Aug 17, 1944 | 8 | 98°F (Aug 11) | 96°F | 68°F |
| 6 | Jul 24, 1970 – Jul 31, 1970 | 8 | 96°F (Jul 28) | 93°F | 69°F |
| 7 | Aug 28, 1953 – Sep 3, 1953 | 7 | 101°F (Sep 2) | 97°F | 66°F |
| 8 | Jul 15, 1977 – Jul 21, 1977 | 7 | 101°F (Jul 21) | 96°F | 70°F |
| 9 | Jul 7, 1981 – Jul 13, 1981 | 7 | 97°F (Jul 8) | 94°F | 71°F |
| 10 | Aug 9, 1988 – Aug 15, 1988 | 7 | 97°F (Aug 13) | 95°F | 72°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
67th-warmest month on record
51st-warmest July of 122 on record
-0.5° vs. 74.4° average (1991–2020)Longest 90°F Streak in July
4 consecutive days with highs of at least 90°F (Jul 1–4, 2026, peaking at 100°F)
The longest July streak since 2024 (2 years). The July record is 10 days, set in 2016.
100°F Milestone
Hartford reached 100°F in 2026 — the first time it hit 100°F since 2019 (7 years).
Average July Temperature by Year
1905–2026 · 2026 highlighted
Warmest Julys on Record
| # | Year | Avg Temp |
|---|---|---|
| 1 | 2024 | 78.6°F |
| 2 | 2019 | 78.2°F |
| 3 | 2020 | 78.0°F |
| 4 | 2013 | 77.9°F |
| 5 | 1994 | 77.1°F |
| 6 | 2010 | 77.1°F |
| 7 | 1955 | 77.0°F |
| 8 | 2023 | 76.8°F |
| 9 | 2022 | 76.8°F |
| 10 | 1949 | 76.8°F |
Warmest Months on Record (Any Month)
| # | Month | Avg Temp |
|---|---|---|
| 1 | July 2024 | 78.6°F |
| 2 | July 2019 | 78.2°F |
| 3 | July 2020 | 78.0°F |
| 4 | July 2013 | 77.9°F |
| 5 | July 1994 | 77.1°F |
| 6 | July 2010 | 77.1°F |
| 7 | July 1955 | 77.0°F |
| 8 | July 2023 | 76.8°F |
| 9 | August 2022 | 76.8°F |
| 10 | July 2022 | 76.8°F |
Nearby Stations — July 2026
How the same month ranked at the closest reporting stations
| Station | Avg Temp | July Rank |
|---|---|---|
| Hartford, CT | 73.9°F | 51st of 122 |
| Westfield, MA | 72.5°F | 22nd of 34 |
| Bridgeport, CT | 74.8°F | 35th of 79 |
| Worcester, MA | 70.9°F | 65th of 134 |
| Poughkeepsie, NY | 73.7°F | 41st of 90 |