Merced, CA
California · Records since 1899–2026
Records for August 11
🔥 Record High
August 11, 1940
+14° from 95° normal❄ Record Low
August 11, 1905
-13° from 61° normalAll-Time Records — Merced
Top 10 Record Highs — August 11
| # | Temp | Date |
|---|---|---|
| 🏆 | 109°F | August 11, 1940 |
| 2 | 109°F | August 11, 1901 |
| 3 | 108°F | August 11, 2012 |
| 4 | 107°F | August 11, 1996 |
| 5 | 106°F | August 11, 1935 |
| 6 | 105°F | August 11, 2021 |
| 7 | 105°F | August 11, 1970 |
| 8 | 105°F | August 11, 1906 |
| 9 | 104°F | August 11, 1990 |
| 10 | 104°F | August 11, 1971 |
Top 5 Record Lows — August 11
| # | Temp | Date |
|---|---|---|
| 🥶 | 48°F | August 11, 1905 |
| 2 | 49°F | August 11, 1909 |
| 3 | 50°F | August 11, 1957 |
| 4 | 50°F | August 11, 1948 |
| 5 | 51°F | August 11, 1919 |
Heat Wave Summary — Merced
threshold: 103°F (90th percentile of historical Jun–Aug highs)2026 Daily High Temperature vs Normal
Year to date140 of 221 days with data were above the 1991–2020 normal high for their date.
Days ≥ 90°F Per Year
1899–2026Average Daily High by Decade
Full year · complete decades only
Longest Heat Waves — Merced
| # | Dates | Days | Peak | Avg High | Avg Overnight Low |
|---|---|---|---|---|---|
| 🏆 | Jul 2, 1906 – Jul 15, 1906 | 14 | 109°F (Jul 12) | 106°F | 64°F |
| 2 | Jul 2, 2024 – Jul 13, 2024 | 12 | 111°F (Jul 6) | 108°F | 70°F |
| 3 | Jul 18, 1931 – Jul 28, 1931 | 11 | 112°F (Jul 27) | 108°F | 70°F |
| 4 | Jul 16, 2006 – Jul 26, 2006 | 11 | 112°F (Jul 23) | 107°F | 72°F |
| 5 | Sep 1, 2022 – Sep 9, 2022 | 9 | 116°F (Sep 6) | 108°F | 69°F |
| 6 | Aug 9, 1901 – Aug 17, 1901 | 9 | 110°F (Aug 12) | 106°F | 64°F |
| 7 | Aug 9, 1906 – Aug 17, 1906 | 9 | 109°F (Aug 16) | 106°F | 66°F |
| 8 | Jul 31, 1901 – Aug 7, 1901 | 8 | 111°F (Aug 3) | 106°F | 71°F |
| 9 | Aug 9, 1996 – Aug 16, 1996 | 8 | 110°F (Aug 13) | 107°F | 69°F |
| 10 | Jul 10, 1917 – Jul 17, 1917 | 8 | 108°F (Jul 13) | 104°F | 68°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
83rd-warmest month on record
54th-warmest July of 112 on record
-0.4° vs. 79.4° average (1991–2020)Longest 90°F Streak in July
19 consecutive days with highs of at least 90°F (Jul 13–31, 2026, peaking at 104°F)
The longest July streak since 2025 (1 year). The July record is 31 days, set in 1899.
Average July Temperature by Year
1899–2026 · 2026 highlighted
Warmest Julys on Record
| # | Year | Avg Temp |
|---|---|---|
| 1 | 2024 | 85.4°F |
| 2 | 1931 | 84.2°F |
| 3 | 1906 | 84.1°F |
| 4 | 1908 | 83.6°F |
| 5 | 2021 | 83.3°F |
| 6 | 1917 | 83.1°F |
| 7 | 2014 | 82.8°F |
| 8 | 2006 | 82.7°F |
| 9 | 1933 | 82.6°F |
| 10 | 1927 | 82.5°F |
Warmest Months on Record (Any Month)
| # | Month | Avg Temp |
|---|---|---|
| 1 | July 2024 | 85.4°F |
| 2 | July 1931 | 84.2°F |
| 3 | July 1906 | 84.1°F |
| 4 | July 1908 | 83.6°F |
| 5 | July 2021 | 83.3°F |
| 6 | July 1917 | 83.1°F |
| 7 | July 2014 | 82.8°F |
| 8 | July 2006 | 82.7°F |
| 9 | July 1933 | 82.6°F |
| 10 | August 1967 | 82.6°F |
Nearby Stations — July 2026
How the same month ranked at the closest reporting stations
| Station | Avg Temp | July Rank |
|---|---|---|
| Merced, CA | 79.1°F | 54th of 112 |
| Madera, CA | 79.0°F | 57th of 88 |
| Fresno, CA | 84.4°F | 26th of 139 |
| Stockton, CA | 77.4°F | 46th of 131 |
| San Jose, CA | 69.7°F | 34th of 130 |