Baltimore Downtown, MD
Maryland · Records since 1950–2026
Records for September 7
🔥 Record High
September 7, 2023
+15° from 83° normal❄ Record Low
September 7, 1984
-14° from 67° normalAll-Time Records — Baltimore Downtown
Top 10 Record Highs — September 7
| # | Temp | Date |
|---|---|---|
| 🏆 | 98°F | September 7, 2023 |
| 2 | 98°F | September 7, 1998 |
| 3 | 97°F | September 7, 1985 |
| 4 | 97°F | September 7, 1983 |
| 5 | 97°F | September 7, 1954 |
| 6 | 94°F | September 7, 2007 |
| 7 | 94°F | September 7, 1997 |
| 8 | 94°F | September 7, 1990 |
| 9 | 93°F | September 7, 2010 |
| 10 | 93°F | September 7, 1969 |
Top 5 Record Lows — September 7
| # | Temp | Date |
|---|---|---|
| 🥶 | 53°F | September 7, 1984 |
| 2 | 54°F | September 7, 1988 |
| 3 | 55°F | September 7, 1962 |
| 4 | 57°F | September 7, 1974 |
| 5 | 57°F | September 7, 1950 |
Heat Wave Summary — Baltimore Downtown
threshold: 96°F (90th percentile of historical Jun–Aug highs)2026 Daily High Temperature vs Normal
Year to date116 of 249 days with data were above the 1991–2020 normal high for their date.
Days ≥ 90°F Per Year
1950–2026Average Daily High by Decade
Full year · complete decades only
Longest Heat Waves — Baltimore Downtown
| # | Dates | Days | Peak | Avg High | Avg Overnight Low |
|---|---|---|---|---|---|
| 🏆 | Jun 28, 2012 – Jul 8, 2012 | 11 | 108°F (Jul 7) | 101°F | 80°F |
| 2 | Aug 8, 1988 – Aug 17, 1988 | 10 | 105°F (Aug 15) | 99°F | 79°F |
| 3 | Jul 7, 1993 – Jul 14, 1993 | 8 | 104°F (Jul 9) | 101°F | 81°F |
| 4 | Jul 12, 1997 – Jul 19, 1997 | 8 | 102°F (Jul 18) | 98°F | 77°F |
| 5 | Jul 24, 2025 – Jul 31, 2025 | 8 | 102°F (Jul 25) | 98°F | 80°F |
| 6 | Jul 20, 1987 – Jul 26, 1987 | 7 | 103°F (Jul 21) | 100°F | 80°F |
| 7 | Jul 9, 1992 – Jul 15, 1992 | 7 | 102°F (Jul 14) | 98°F | 80°F |
| 8 | Jun 21, 1997 – Jun 26, 1997 | 6 | 104°F (Jun 25) | 100°F | 76°F |
| 9 | Aug 28, 1973 – Sep 2, 1973 | 6 | 101°F (Aug 28) | 99°F | 80°F |
| 10 | Jul 15, 2013 – Jul 20, 2013 | 6 | 100°F (Jul 19) | 98°F | 81°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
2026 Accumulation vs. Normal
Running total since Jan 1 against the normal pace for the same date · Baltimore Downtown is 0.56" ahead of the normal pace
Monthly Precipitation — Last 24 Months
Blue = actual · dashed line = monthly normal
Annual Precipitation Per Year (1950–2026)
Blue = above average · tan = below average · gold = 2026 (partial)
Since 1950, annual totals have trended
-0.35" per decade,
about -2.6"
across the record.
Heavy Rain Days Per Year (≥ 1.0")
Compare year-to-year changes in days with heavy rainfall (≥ 1.0")
Month in Review — August 2026
Average temperature · August 2026
76th-warmest month on record
26th-warmest August of 73 on record
+0.3° vs. 79.6° average (1991–2020)Longest 90°F Streak in August
5 consecutive days with highs of at least 90°F (Aug 6–10, 2026, peaking at 94°F)
The longest August streak since 2025 (1 year). The August record is 18 days, set in 1988.
Average August Temperature by Year
1950–2026 · 2026 highlighted · trend +0.34° per decade (warming since 1950)
Warmest Augusts on Record
| # | Year | Avg Temp |
|---|---|---|
| 1 | 1998 | 84.0°F |
| 2 | 1988 | 82.6°F |
| 3 | 1991 | 82.3°F |
| 4 | 2012 | 82.3°F |
| 5 | 2007 | 82.3°F |
| 6 | 2006 | 82.3°F |
| 7 | 1968 | 82.0°F |
| 8 | 2016 | 81.9°F |
| 9 | 1980 | 81.7°F |
| 10 | 2018 | 81.6°F |
Warmest Months on Record (Any Month)
| # | Month | Avg Temp |
|---|---|---|
| 1 | July 2011 | 87.2°F |
| 2 | July 2025 | 86.4°F |
| 3 | July 2012 | 86.2°F |
| 4 | July 2024 | 84.4°F |
| 5 | July 1993 | 84.3°F |
| 6 | July 1988 | 84.1°F |
| 7 | August 1998 | 84.0°F |
| 8 | July 2010 | 83.9°F |
| 9 | July 1987 | 83.5°F |
| 10 | July 2019 | 83.5°F |
Nearby Stations — August 2026
How the same month ranked at the closest reporting stations
| Station | Avg Temp | August Rank |
|---|---|---|
| Baltimore Downtown, MD | 79.9°F | 26th of 73 |
| Baltimore, MD | 77.5°F | 33rd of 155 |
| Annapolis, MD | 78.6°F | 24th of 122 |
| Washington, DC | 80.1°F | 17th of 155 |
| Sterling-Dulles Airport, VA | 77.5°F | 13th of 65 |
Fall in Review — Fall 2026
September 1 – November 30, 2026
Summer to Winter — 2026
Each turning point of the season against its 1991–2020 normal date, with the earliest and latest on record
| Marker | 2026 | Normal | vs. normal | Earliest | Latest | Drift |
|---|---|---|---|---|---|---|
|
Last 90°F day
The final day of summer heat
|
Sep 4
so far
|
Sep 14 | Aug 9, 2000 | Oct 14, 1975 | -1.3 d/decade | |
|
Last 80°F day
The last genuinely warm afternoon
|
Sep 6
so far
|
Oct 19 | Sep 11, 1966 | Dec 29, 1984 | +0.5 d/decade | |
|
First high below 50°F
The first afternoon that stays cold
|
not yet | Nov 10 | Sep 28, 1984 | Dec 13, 1998 | +1.3 d/decade | |
|
First 32°F freeze
Growing season over
|
not yet | Nov 26 | Oct 20, 1972 | Dec 31, 2012 | +2.5 d/decade | |
|
First 28°F hard freeze
Cold enough to end tender growth
|
not yet | Dec 1 | Nov 6, 1953 | Dec 27, 2001 | +0.5 d/decade | |
|
First 20°F night
Winter cold arriving
|
not yet | — | Nov 18, 1959 | Dec 29, 1987 | +1.4 d/decade |
Drift is a least-squares fit across every year on record. Positive means the marker has been arriving later.
First Freeze by Year
The first 32°F night of each autumn since 1950 · trending +2.5 days later per decade
Growing Season Length by Year
Days between the last spring freeze and the first fall freeze · trending +4.2 days longer per decade
Fall Average Temperature by Year
1950–2025 · 2026 highlighted · trend +0.34° per decade (warming since 1950)
Fall Precipitation by Year
1950–2025 · 2026 highlighted · trend +0.08" per decade (wetter since 1950)