July is one of the warmer months of the year in Oklahoma City, with average highs near 34.3°C and lows around 22.6°C (mean 28.5°C). It is about average for rainfall, averaging 78 mm of rainfall and 61% relative humidity across the period.
July is one of the warmer months of the year in Oklahoma City. Across 45 years of records, the warmest July in Oklahoma City was 2011 — when the month averaged 34.3°C — while the coldest was 2007 at 25.3°C. Typical July days reach 34.3°C with nights near 22.6°C. The long-term trend is warming, about 0.3°C per decade.
July is about average for rainfall in Oklahoma City, averaging 78 mm of rainfall. The wettest July on record was 1996 with 202 mm, while the driest was 1983 at 4 mm.
Relative humidity in Oklahoma City during July averages 61%. The most humid July was 2007 at 82%, and the least humid was 2011 at 36%.
July receives about 6.9 kWh/m²/day of solar energy in Oklahoma City. The sunniest July was 2019 at 7.5 kWh/m²/day, and the cloudiest was 1996 at 6.1.
Average wind speed in Oklahoma City during July is 2.9 m/s. The windiest July was 1986 at 3.9 m/s, while the calmest was 2007 at 2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.8°C | 28.2°C | 28.6°C | 29.0°C | 28.8°C | +1°C |
| Avg High | 33.7°C | 34.0°C | 34.7°C | 34.8°C | 34.5°C | +0.8°C |
| Avg Low | 21.9°C | 22.4°C | 22.5°C | 23.3°C | 23.1°C | +1.2°C |
| Avg Rain | 49 mm | 78 mm | 75 mm | 91 mm | 106 mm | +57 mm |
July temperatures in Oklahoma City have risen by about 0.7°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 13.6°C (1987) to a record high of 45.2°C (2022).
Rainfall in July is about average for rainfall, averaging 78 mm, with a wettest year of 202 mm.
A good time to visit Oklahoma City
July is a good time to visit Oklahoma City, with days averaging 34.3°C and nights around 22.6°C (mean 28.5°C, warmer than Oklahoma City's yearly average) and moderate rainfall. September and May are marginally more temperate, but July still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 32.2°C | 27.5°C | 22.8°C | 37.2°C | 20.4°C | 63 mm | 74% | 2.8 m/s | 6.7 |
| 2024 | 34.8°C | 28.7°C | 22.7°C | 39.9°C | 18.8°C | 87 mm | 58% | 3 m/s | 6.8 |
| 2023 | 34.3°C | 28.3°C | 22.4°C | 39.9°C | 19.1°C | 174 mm | 64% | 2.7 m/s | 6.9 |
| 2022 | 39.4°C | 32.3°C | 25.3°C | 45.2°C | 21.7°C | 106 mm | 45% | 3 m/s | 7.1 |
| 2021 | 32.0°C | 26.9°C | 21.7°C | 35.6°C | 17.6°C | 80 mm | 72% | 2.3 m/s | 6.8 |
| 2020 | 34.2°C | 28.9°C | 23.6°C | 38.4°C | 19.9°C | 126 mm | 68% | 2.8 m/s | 6.7 |
| 2019 | 31.7°C | 26.7°C | 21.7°C | 35.1°C | 16.5°C | 17 mm | 74% | 2.7 m/s | 7.5 |
| 2018 | 35.1°C | 29.2°C | 23.4°C | 44.3°C | 17.4°C | 77 mm | 60% | 2.1 m/s | 6.8 |
| 2017 | 35.8°C | 29.7°C | 23.6°C | 40.9°C | 19.7°C | 59 mm | 59% | 2.7 m/s | 6.9 |
| 2016 | 33.9°C | 28.9°C | 23.8°C | 38.9°C | 21.3°C | 131 mm | 68% | 3.2 m/s | 6.9 |
| 2015 | 32.2°C | 27.3°C | 22.3°C | 35.4°C | 16.6°C | 161 mm | 77% | 3 m/s | 6.8 |
| 2014 | 33.5°C | 27.2°C | 20.9°C | 40.0°C | 14.5°C | 126 mm | 60% | 2.9 m/s | 6.3 |
| 2013 | 32.5°C | 26.8°C | 21.1°C | 39.8°C | 15.9°C | 186 mm | 64% | 2.7 m/s | 6.6 |
| 2012 | 39.0°C | 31.9°C | 24.8°C | 44.5°C | 21.6°C | 13 mm | 42% | 3.1 m/s | 7.4 |
| 2011 🔥 | 41.2°C | 34.3°C | 27.5°C | 44.8°C | 24.8°C | 17 mm | 36% | 2.9 m/s | 7.2 |
| 2010 | 33.0°C | 28.2°C | 23.4°C | 37.9°C | 21.4°C | 122 mm | 71% | 2.9 m/s | 6.6 |
| 2009 | 35.1°C | 28.6°C | 22.1°C | 42.1°C | 17.2°C | 118 mm | 54% | 2.8 m/s | 6.8 |
| 2008 | 34.2°C | 28.3°C | 22.4°C | 39.2°C | 16.8°C | 49 mm | 59% | 2.9 m/s | 7 |
| 2007 ❄️ | 29.7°C | 25.3°C | 20.9°C | 32.1°C | 18.2°C | 148 mm | 82% | 2 m/s | 6.4 |
| 2006 | 37.2°C | 30.6°C | 24.0°C | 42.1°C | 18.3°C | 54 mm | 46% | 3.3 m/s | 7.3 |
| 2005 | 34.3°C | 27.9°C | 21.6°C | 40.1°C | 16.0°C | 82 mm | 56% | 2.6 m/s | 7.3 |
| 2004 | 32.1°C | 26.5°C | 21.0°C | 38.8°C | 15.6°C | 92 mm | 68% | 2.8 m/s | 6.5 |
| 2003 | 37.6°C | 30.6°C | 23.5°C | 42.4°C | 19.0°C | 22 mm | 46% | 3.3 m/s | 7.4 |
| 2002 | 33.9°C | 28.2°C | 22.5°C | 39.0°C | 19.1°C | 80 mm | 63% | 2.8 m/s | 6.5 |
| 2001 | 38.1°C | 31.6°C | 25.0°C | 42.9°C | 20.6°C | 24 mm | 51% | 3.5 m/s | 7.3 |
| 2000 | 34.5°C | 28.2°C | 21.8°C | 42.0°C | 16.6°C | 78 mm | 59% | 3.1 m/s | 6.9 |
| 1999 | 34.1°C | 28.5°C | 22.8°C | 40.6°C | 14.9°C | 42 mm | 61% | 3.4 m/s | 7.3 |
| 1998 | 38.7°C | 32.2°C | 25.7°C | 41.7°C | 22.2°C | 19 mm | 48% | 3 m/s | 7.4 |
| 1997 | 33.7°C | 28.0°C | 22.3°C | 37.6°C | 14.3°C | 87 mm | 64% | 2.8 m/s | 6.9 |
| 1996 🌧️ | 34.3°C | 28.6°C | 22.9°C | 44.3°C | 18.2°C | 202 mm | 60% | 2.7 m/s | 6.1 |
| 1995 | 33.3°C | 27.4°C | 21.5°C | 38.2°C | 13.9°C | 60 mm | 67% | 2.7 m/s | 7.2 |
| 1994 | 34.5°C | 28.0°C | 21.6°C | 39.6°C | 14.9°C | 83 mm | 59% | 3 m/s | 7 |
| 1993 | 33.0°C | 28.0°C | 23.0°C | 37.7°C | 21.2°C | 46 mm | 68% | 3.5 m/s | 6.9 |
| 1992 | 31.6°C | 26.1°C | 20.7°C | 33.8°C | 14.5°C | 109 mm | 72% | 3.4 m/s | 7 |
| 1991 | 34.8°C | 28.6°C | 22.4°C | 39.5°C | 18.1°C | 65 mm | 54% | 2.9 m/s | 6.8 |
| 1990 | 32.3°C | 26.6°C | 20.9°C | 37.7°C | 13.6°C | 65 mm | 61% | 3.2 m/s | 6.3 |
| 1989 | 31.5°C | 26.1°C | 20.6°C | 36.8°C | 16.4°C | 78 mm | 69% | 2.4 m/s | 6.9 |
| 1988 | 34.6°C | 28.5°C | 22.4°C | 39.7°C | 17.7°C | 48 mm | 57% | 2.7 m/s | 6.5 |
| 1987 | 30.4°C | 25.5°C | 20.5°C | 34.4°C | 13.6°C | 87 mm | 77% | 3.2 m/s | 7 |
| 1986 | 37.0°C | 30.2°C | 23.5°C | 43.4°C | 19.0°C | 20 mm | 47% | 3.9 m/s | 7.3 |
| 1985 | 32.2°C | 26.5°C | 20.7°C | 36.1°C | 17.2°C | 37 mm | 67% | 2.5 m/s | 6.9 |
| 1984 | 36.0°C | 29.0°C | 21.9°C | 40.9°C | 15.9°C | 12 mm | 44% | 2.6 m/s | 6.9 |
| 1983 | 35.3°C | 28.8°C | 22.2°C | 40.9°C | 16.6°C | 4 mm | 55% | 3.5 m/s | — |
| 1982 | 31.3°C | 26.4°C | 21.4°C | 35.6°C | 19.4°C | 61 mm | 73% | 2.9 m/s | — |
| 1981 | 35.0°C | 29.3°C | 23.6°C | 43.3°C | 19.8°C | 95 mm | 60% | 3.5 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 34.3°C with lows near 22.6°C (mean 28.5°C), based on 45 years of NASA POWER data.
July averages 78 mm of rainfall in Oklahoma City, about average for rainfall. The wettest on record was 202 mm in 1996.
The hottest July reached 45.2°C in 2022. The coldest dipped to 13.6°C in 1987.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 0.7°C. Daytime highs moved from 34°C to 34.5°C and overnight lows from 22°C to 23°C over the same span.
July is one of the warmer months of the year in Oklahoma City and about average for rainfall, so plan for around 34.3°C daytime highs and 22.6°C at night.
Not quite — July is the 12th coolest month in Oklahoma City, averaging 28.5°C.
For July in Oklahoma City, pack light, breathable clothing and sun protection, with typical highs of 34.3°C and lows of 22.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 61% — moderately humid.
Average wind speed in July is 2.9 m/s. The windiest July on record averaged 3.9 m/s (1986).
The wettest July on record was 1996 with 202 mm. On average, July sees 78 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 Oklahoma City behaves each July, 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 July specifically, along with year-by-year records and how the month has changed over the decades.
