September is one of the warmer months of the year in Midland, with average highs near 31.4°C and lows around 18°C (mean 24.7°C). It is a relatively wet time of year, averaging 59 mm of rainfall and 55% relative humidity across the period.
September is one of the warmer months of the year in Midland. Across 45 years of records, the warmest September in Midland was 2023 — when the month averaged 28.7°C — while the coldest was 1991 at 21.1°C. Typical September days reach 31.4°C with nights near 18°C. The long-term trend is warming, about 0.5°C per decade.
September is a relatively wet time of year in Midland, averaging 59 mm of rainfall. The wettest September on record was 2024 with 157 mm, while the driest was 2005 at 3 mm.
Relative humidity in Midland during September averages 55%. The most humid September was 1986 at 70%, and the least humid was 2000 at 32%.
September receives about 5.7 kWh/m²/day of solar energy in Midland. The sunniest September was 1992 at 6.3 kWh/m²/day, and the cloudiest was 2014 at 4.8.
Average wind speed in Midland during September is 3 m/s. The windiest September was 1983 at 3.6 m/s, while the calmest were 1990 and 2008 at 2.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 24.0°C | 24.2°C | 24.4°C | 25.2°C | 25.9°C | +1.9°C |
| Avg High | 30.7°C | 30.9°C | 31.2°C | 31.6°C | 33.0°C | +2.3°C |
| Avg Low | 17.4°C | 17.6°C | 17.7°C | 18.8°C | 18.8°C | +1.4°C |
| Avg Rain | 69 mm | 55 mm | 48 mm | 74 mm | 47 mm | -22 mm |
September temperatures in Midland have risen by about 1.9°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 3.3°C (1985) to a record high of 42.5°C (2023).
Rainfall in September is a relatively wet time of year, averaging 59 mm, with a wettest year of 157 mm.
One of the best times to visit Midland
September is one of the best times to visit Midland. Expect days averaging 31.4°C and nights around 18°C (mean 24.7°C) — warmer than Midland's yearly average — with moderate rainfall (59 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 33.1°C | 26.1°C | 19.1°C | 38.2°C | 14.3°C | 27 mm | 50% | 2.9 m/s | 5.7 |
| 2024 🌧️ | 31.0°C | 24.4°C | 17.7°C | 36.7°C | 12.4°C | 157 mm | 62% | 2.7 m/s | 5.7 |
| 2023 🔥 | 36.1°C | 28.7°C | 21.3°C | 42.5°C | 17.6°C | 41 mm | 46% | 3 m/s | 6 |
| 2022 | 32.9°C | 25.9°C | 18.9°C | 35.4°C | 14.9°C | 20 mm | 53% | 2.8 m/s | 6.1 |
| 2021 | 34.0°C | 26.7°C | 19.4°C | 39.6°C | 12.1°C | 6 mm | 46% | 3 m/s | 6.2 |
| 2020 | 30.9°C | 23.5°C | 16.1°C | 39.0°C | 8.7°C | 29 mm | 54% | 3 m/s | 5.6 |
| 2019 | 33.9°C | 27.8°C | 21.7°C | 37.1°C | 19.2°C | 47 mm | 52% | 3.4 m/s | 5.7 |
| 2018 | 29.7°C | 23.8°C | 17.8°C | 35.8°C | 9.9°C | 82 mm | 68% | 3 m/s | 5.4 |
| 2017 | 31.7°C | 25.1°C | 18.4°C | 39.4°C | 13.7°C | 82 mm | 54% | 3.3 m/s | 5.3 |
| 2016 | 30.4°C | 24.6°C | 18.8°C | 36.0°C | 12.7°C | 72 mm | 65% | 3.2 m/s | 5.6 |
| 2015 | 33.4°C | 26.9°C | 20.3°C | 37.3°C | 16.4°C | 32 mm | 50% | 3.1 m/s | 6 |
| 2014 | 29.3°C | 23.8°C | 18.2°C | 40.7°C | 9.4°C | 129 mm | 67% | 3.1 m/s | 4.8 |
| 2013 | 32.0°C | 25.3°C | 18.6°C | 37.7°C | 10.7°C | 41 mm | 52% | 3.1 m/s | 5.6 |
| 2012 | 31.5°C | 24.6°C | 17.7°C | 39.8°C | 11.0°C | 134 mm | 49% | 3.2 m/s | 5.5 |
| 2011 | 33.7°C | 25.8°C | 18.0°C | 38.5°C | 12.4°C | 18 mm | 35% | 2.8 m/s | 6.1 |
| 2010 | 30.8°C | 24.7°C | 18.6°C | 36.1°C | 10.0°C | 99 mm | 63% | 3 m/s | 5.7 |
| 2009 | 29.6°C | 23.3°C | 17.0°C | 35.2°C | 9.5°C | 40 mm | 58% | 3 m/s | 5.4 |
| 2008 | 28.8°C | 22.5°C | 16.3°C | 34.2°C | 11.4°C | 90 mm | 61% | 2.4 m/s | 5.6 |
| 2007 | 30.5°C | 24.7°C | 18.9°C | 34.8°C | 14.6°C | 54 mm | 67% | 3 m/s | 5.7 |
| 2006 | 29.3°C | 22.7°C | 16.1°C | 35.1°C | 11.5°C | 72 mm | 58% | 3.1 m/s | 5.6 |
| 2005 | 33.6°C | 26.4°C | 19.3°C | 38.4°C | 13.6°C | 3 mm | 51% | 3.1 m/s | 6.1 |
| 2004 | 29.3°C | 23.5°C | 17.6°C | 37.6°C | 11.6°C | 104 mm | 63% | 3.1 m/s | 5.6 |
| 2003 | 30.9°C | 24.0°C | 17.1°C | 34.5°C | 13.2°C | 35 mm | 58% | 3.3 m/s | 5.9 |
| 2002 | 32.6°C | 25.3°C | 17.9°C | 36.7°C | 12.0°C | 38 mm | 47% | 3 m/s | 6 |
| 2001 | 31.6°C | 24.5°C | 17.5°C | 37.9°C | 9.0°C | 42 mm | 53% | 3 m/s | 6 |
| 2000 | 35.3°C | 27.1°C | 19.0°C | 41.4°C | 7.2°C | 4 mm | 32% | 3.2 m/s | 6.1 |
| 1999 | 32.7°C | 25.3°C | 17.9°C | 37.2°C | 8.4°C | 32 mm | 46% | 3.4 m/s | 5.8 |
| 1998 | 34.2°C | 27.0°C | 19.9°C | 38.2°C | 17.9°C | 15 mm | 51% | 3 m/s | 6 |
| 1997 | 32.7°C | 26.0°C | 19.3°C | 39.3°C | 12.0°C | 31 mm | 51% | 3 m/s | 6 |
| 1996 | 29.3°C | 22.9°C | 16.5°C | 34.0°C | 7.3°C | 77 mm | 62% | 2.6 m/s | 5.6 |
| 1995 | 31.3°C | 24.5°C | 17.7°C | 39.1°C | 5.2°C | 66 mm | 57% | 3 m/s | 5.3 |
| 1994 | 30.9°C | 23.9°C | 16.8°C | 35.7°C | 9.8°C | 36 mm | 52% | 2.8 m/s | 5.9 |
| 1993 | 30.2°C | 23.4°C | 16.6°C | 35.7°C | 7.9°C | 43 mm | 56% | 3 m/s | 5.6 |
| 1992 | 31.7°C | 24.6°C | 17.4°C | 36.4°C | 10.9°C | 13 mm | 52% | 3.4 m/s | 6.3 |
| 1991 ❄️ | 26.8°C | 21.1°C | 15.5°C | 32.4°C | 6.2°C | 125 mm | 70% | 2.9 m/s | 5 |
| 1990 | 29.2°C | 23.6°C | 17.9°C | 36.2°C | 12.4°C | 115 mm | 64% | 2.4 m/s | 5.1 |
| 1989 | 30.6°C | 23.2°C | 15.9°C | 38.1°C | 4.1°C | 47 mm | 47% | 3 m/s | 6 |
| 1988 | 30.3°C | 23.5°C | 16.6°C | 35.5°C | 9.1°C | 125 mm | 57% | 2.9 m/s | 5.8 |
| 1987 | 30.4°C | 23.5°C | 16.5°C | 34.7°C | 12.3°C | 73 mm | 57% | 2.5 m/s | 5.9 |
| 1986 | 29.0°C | 23.7°C | 18.4°C | 32.2°C | 13.4°C | 122 mm | 70% | 3.4 m/s | 5.6 |
| 1985 | 29.6°C | 23.6°C | 17.5°C | 37.8°C | 3.3°C | 105 mm | 57% | 3.5 m/s | 5.5 |
| 1984 | 30.2°C | 22.9°C | 15.7°C | 39.1°C | 4.7°C | 67 mm | 49% | 3.5 m/s | 5.5 |
| 1983 | 32.3°C | 25.6°C | 19.0°C | 37.5°C | 7.9°C | 16 mm | 48% | 3.6 m/s | — |
| 1982 | 32.9°C | 26.0°C | 19.1°C | 36.9°C | 12.1°C | 20 mm | 46% | 3.2 m/s | — |
| 1981 | 30.6°C | 24.3°C | 17.9°C | 35.7°C | 11.3°C | 43 mm | 56% | 2.9 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 31.4°C with lows near 18°C (mean 24.7°C), based on 45 years of NASA POWER data.
September averages 59 mm of rainfall in Midland, a relatively wet time of year. The wettest on record was 157 mm in 2024.
The hottest September reached 42.5°C in 2023. The coldest dipped to 3.3°C in 1985.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 1.9°C. Daytime highs moved from 31.1°C to 33.4°C and overnight lows from 17.8°C to 19.3°C over the same span.
September is one of the warmer months of the year in Midland and a relatively wet time of year, so plan for around 31.4°C daytime highs and 18°C at night.
Not quite — September is the 9th coolest month in Midland, averaging 24.7°C.
For September in Midland, pack light, breathable clothing and sun protection, with typical highs of 31.4°C and lows of 18°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 55% — relatively dry.
Average wind speed in September is 3 m/s. The windiest September on record averaged 3.6 m/s (1983).
The wettest September on record was 2024 with 157 mm. On average, September sees 59 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Midland behaves each September, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for September specifically, along with year-by-year records and how the month has changed over the decades.
