Homer, AK
Alaska · Records since 1932–2026
Records for September 11
🔥 Record High
September 11, 1997
+11° from 58° normal❄ Record Low
September 11, 1992
-16° from 43° normalAll-Time Records — Homer
First & Last Dates — Homer
How early and how late each seasonal turning point has ever arrived, across the full period of record
Top 10 Record Highs — September 11
| # | Temp | Date |
|---|---|---|
| 🏆 | 69°F | September 11, 1997 |
| 2 | 65°F | September 11, 2014 |
| 3 | 64°F | September 11, 1979 |
| 4 | 63°F | September 11, 2016 |
| 5 | 62°F | September 11, 2019 |
| 6 | 62°F | September 11, 2005 |
| 7 | 62°F | September 11, 1999 |
| 8 | 62°F | September 11, 1964 |
| 9 | 61°F | September 11, 1974 |
| 10 | 61°F | September 11, 1961 |
Top 5 Record Lows — September 11
| # | Temp | Date |
|---|---|---|
| 🥶 | 27°F | September 11, 1992 |
| 2 | 31°F | September 11, 1936 |
| 3 | 32°F | September 11, 1953 |
| 4 | 33°F | September 11, 1980 |
| 5 | 33°F | September 11, 1952 |
Heat Wave Summary — Homer
threshold: 66°F (90th percentile of historical Jun–Aug highs)Average Daily High by Decade
Full year · complete decades only
Longest Heat Waves — Homer
| # | Dates | Days | Peak | Avg High | Avg Overnight Low |
|---|---|---|---|---|---|
| 🏆 | Jul 16, 1936 – Jul 28, 1936 | 13 | 79°F (Jul 18) | 72°F | 50°F |
| 2 | Aug 7, 2019 – Aug 18, 2019 | 12 | 77°F (Aug 8) | 69°F | 51°F |
| 3 | Jun 24, 1953 – Jul 2, 1953 | 9 | 80°F (Jun 25) | 71°F | 48°F |
| 4 | Aug 19, 1987 – Aug 27, 1987 | 9 | 71°F (Aug 22) | 68°F | 45°F |
| 5 | Aug 15, 2004 – Aug 22, 2004 | 8 | 77°F (Aug 16) | 68°F | 50°F |
| 6 | Aug 8, 1950 – Aug 15, 1950 | 8 | 71°F (Aug 8) | 69°F | 44°F |
| 7 | Jul 31, 2025 – Aug 7, 2025 | 8 | 70°F (Jul 31) | 68°F | 53°F |
| 8 | Jul 25, 1997 – Aug 1, 1997 | 8 | 69°F (Jul 29) | 67°F | 52°F |
| 9 | Jun 13, 2015 – Jun 19, 2015 | 7 | 78°F (Jun 13) | 75°F | 50°F |
| 10 | Aug 26, 2016 – Sep 1, 2016 | 7 | 75°F (Aug 27) | 70°F | 45°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
Annual totals and trend across the full period of record · see this year's standing →
Monthly Precipitation — Last 24 Months
Blue = actual · dashed line = monthly normal
Annual Precipitation Per Year (1932–2026)
Blue = above average · tan = below average · gold = 2026 (partial)
Since 1932, annual totals have trended
+0.40" per decade,
about +3.8"
across the record.
Heavy Rain Days Per Year (≥ 1.0")
Compare year-to-year changes in days with heavy rainfall (≥ 1.0")
This Year — 2026
How Homer is tracking against normal, year to date
Daily High Temperature vs Normal
60 of 252 days with data were above the 1991–2020 normal high for their date.
Precipitation, Year to Date
Accumulation vs. Normal
Running total since Jan 1 against the normal pace for the same date · Homer is 0.38" ahead of the normal pace
Period Review — Aug 11 – Sep 10, 2026
Any window, evaluated against every other year on record — 31 days
Average Temperature by Year — Aug 11 – Sep 10
1933–2026 · 2026 highlighted · trend +0.38° per decade (warming since 1933)
Precipitation by Year — Aug 11 – Sep 10
1933–2024 · 2026 highlighted · trend -0.01" per decade (drier since 1933)
Warmest Aug 11 – Sep 10 on Record
| # | Year | Avg Temp |
|---|---|---|
| 1 | 2014 | 57.1°F |
| 2 | 2016 | 57.1°F |
| 3 | 1989 | 55.8°F |
| 4 | 2013 | 55.7°F |
| 5 | 2025 | 55.7°F |
| 6 | 2005 | 55.0°F |
| 7 | 2023 | 55.0°F |
| 8 | 2019 | 54.8°F |
| 9 | 1997 | 54.8°F |
| 10 | 1977 | 54.7°F |
Coolest Aug 11 – Sep 10 on Record
| # | Year | Avg Temp |
|---|---|---|
| 1 | 1969 | 48.3°F |
| 2 | 1960 | 48.5°F |
| 3 | 1980 | 48.8°F |
| 4 | 1948 | 48.9°F |
| 5 | 1943 | 49.2°F |
| 6 | 1947 | 49.3°F |
| 7 | 1952 | 49.4°F |
| 8 | 1970 | 49.5°F |
| 9 | 1939 | 49.6°F |
| 10 | 1998 | 49.8°F |