Lancaster, CA
California · Records since 1945–2026
☀️ 95°F
Feels like 90°
Currently in Lancaster
As of 5:00 PM PDT
Records for July 28
🔥 Record High
107°F
July 28, 2023
+8° from 99° normal❄ Record Low
49°F
July 28, 1965
-19° from 68° normal
🌞 Normal high: 99°F 🌑 Normal low: 68°F 1991–2020 normals
All-Time Records — Lancaster
115°F
Hottest Day Ever
Jul 7, 2024
2°F
Coldest Day Ever
Dec 24, 1984
3.59"
Wettest Day Ever
Aug 20, 2023
12.0"
Most Snow in One Day
Dec 18, 1984
Top 10 Record Highs — July 28
| # | Temp | Date |
|---|---|---|
| 🏆 | 107°F | July 28, 2023 |
| 2 | 107°F | July 28, 2019 |
| 3 | 107°F | July 28, 2016 |
| 4 | 107°F | July 28, 2009 |
| 5 | 107°F | July 28, 1995 |
| 6 | 106°F | July 28, 1980 |
| 7 | 106°F | July 28, 1961 |
| 8 | 106°F | July 28, 1954 |
| 9 | 105°F | July 28, 2018 |
| 10 | 105°F | July 28, 2003 |
Top 5 Record Lows — July 28
| # | Temp | Date |
|---|---|---|
| 🥶 | 49°F | July 28, 1965 |
| 2 | 56°F | July 28, 1993 |
| 3 | 56°F | July 28, 1949 |
| 4 | 57°F | July 28, 2012 |
| 5 | 58°F | July 28, 2015 |
Heat Wave Summary — Lancaster
threshold: 104°F (90th percentile of historical Jun–Aug highs)4.4
Avg heat wave length
days (historical)
108°
Avg peak temp
during heat waves
20
Dangerous nights 2026
Overnights ≥ 70°F
1
Heat waves 2026
so far
2026 Daily High Temperature vs Normal
Year to date
Above normal
Below normal
125 of 207 days with data were above the 1991–2020 normal high for their date.
Days ≥ 90°F Per Year
1945–202659
2026 so far
105
Avg/year 1970–2025
117
Avg/year (last 10 complete)
139
Most in a year (2020)
Average Daily High by Decade
Full year · complete decades only
Longest Heat Waves — Lancaster
| # | Dates | Days | Peak | Avg High | Avg Overnight Low |
|---|---|---|---|---|---|
| 🏆 | Jul 2, 2024 – Jul 13, 2024 | 12 | 115°F (Jul 7) | 110°F | 73°F |
| 2 | Aug 29, 1955 – Sep 8, 1955 | 11 | 110°F (Sep 6) | 107°F | 63°F |
| 3 | Jun 17, 2017 – Jun 26, 2017 | 10 | 110°F (Jun 19) | 107°F | 70°F |
| 4 | Aug 30, 2022 – Sep 7, 2022 | 9 | 113°F (Sep 2) | 109°F | 71°F |
| 5 | Aug 26, 1950 – Sep 3, 1950 | 9 | 112°F (Sep 2) | 108°F | 67°F |
| 6 | Aug 6, 2012 – Aug 14, 2012 | 9 | 109°F (Aug 9) | 107°F | 71°F |
| 7 | Jul 6, 2021 – Jul 13, 2021 | 8 | 113°F (Jul 10) | 108°F | 77°F |
| 8 | Jul 19, 2006 – Jul 26, 2006 | 8 | 111°F (Jul 23) | 107°F | 73°F |
| 9 | Aug 14, 2020 – Aug 21, 2020 | 8 | 111°F (Aug 16) | 109°F | 72°F |
| 10 | Jul 12, 2005 – Jul 19, 2005 | 8 | 110°F (Jul 18) | 108°F | 71°F |
Heat Waves Per Year
Warm Summer Nights (Jun–Aug)
Nights where the overnight low exceeded the 1991–2020 normal low
37
2026 so far
above-normal nights
41.8
Avg / summer
1970–2020
72
Most in a summer
2018
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
2.87"
2026 YTD
Normal: 4.84"
-1.97"
0.00"
July so far
July normal: 0.14"
-0.14"
0.00"
Summer so far
Summer normal: 0.20"
-0.20"
0
2026 heavy rain days
Days with ≥ 1.0"
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")