Broken Arrow, Oklahoma Weather
Hourly forecast in Broken Arrow
16-day forecast for Broken Arrow
Check any date
Broken Arrow air quality & conditions
Air quality index
Today's outlook for Broken Arrow
Loading today's outlook…
Explore nearby
Weather articles
Weather news
Climate of Broken Arrow: monthly averages
Based on 25 years of satellite and reanalysis data (2001-2025), July is usually the hottest month in Broken Arrow, with average daytime highs around 34°C. January is the coolest, when nights typically fall to about -3°C and frost is possible on the coldest nights. That is a wide yearly range of roughly 37°C, so the seasons feel very different from each other.
The area receives about 1120 mm of rain in a typical year. Most of it falls from April to June, August and October (around 53% of the yearly total), and May is the wettest month at roughly 157 mm.
For outdoor plans and travel, September usually offers the most comfortable weather in Broken Arrow, with mild days and relatively little rain.
| Month | Avg high | Avg low | Rainfall | Humidity |
|---|---|---|---|---|
| Jan | 8° | -3° | 55 mm | 78% |
| Feb | 10° | -1° | 56 mm | 77% |
| Mar | 16° | 4° | 90 mm | 75% |
| Apr | 22° | 9° | 118 mm | 75% |
| May | 26° | 15° | 157 mm | 78% |
| Jun | 30° | 20° | 109 mm | 75% |
| Jul | 34° | 23° | 98 mm | 66% |
| Aug | 34° | 22° | 101 mm | 65% |
| Sep | 29° | 17° | 93 mm | 68% |
| Oct | 22° | 10° | 106 mm | 70% |
| Nov | 16° | 4° | 66 mm | 74% |
| Dec | 9° | -2° | 66 mm | 79% |
Source: NASA POWER (MERRA-2 reanalysis), averaged over the roughly 50 km grid area around Broken Arrow. Values describe typical conditions, not a forecast.
About Broken Arrow weather
Broken Arrow lies in Oklahoma's position on the southern Great Plains, known for volatile weather and severe thunderstorms — about 21 km south-east of Tulsa. Expect hot summers (June–August) with highs often above 35°C. Winter brings cold, changeable winters with occasional ice storms and snow. This page shows live, auto-refreshing weather for Broken Arrow: current conditions, an hourly breakdown, a 16-day outlook, a date-lookup tool for any past or future date, and real-time air quality, sourced from Open-Meteo. Local timezone: America/Chicago.
Frequently asked questions
Broken Arrow is about 21 km south-east of Tulsa, in Oklahoma.
Broken Arrow sees cold, changeable winters with occasional ice storms and snow.
The live current conditions, hourly forecast and 16-day outlook above are pulled in real time for Broken Arrow's exact coordinates. No fixed schedule, the page updates whenever you load it.
July is usually the hottest month in Broken Arrow, with average daytime highs of about 34°C and nights around 23°C.
The coldest nights come in January, when the average low is about -3°C and daytime highs reach around 8°C. Frost is possible on clear, calm nights.
Broken Arrow receives about 1120 mm of rain in a typical year. May is the wettest month at roughly 157 mm, and the main rainy period is April to June, August and October.
September usually offers the most comfortable weather in Broken Arrow, with mild daytime temperatures and little rain.
In November Broken Arrow typically sees daytime highs near 16°C and lows near 4°C, with about 66 mm of rain over the month and average humidity around 74%. Check the live forecast above for this week's actual conditions.
Up to 16 days ahead using the extended forecast and date picker above; further-out or historical dates use the same date lookup tool.
The current temperature for Broken Arrow updates automatically at the top of this page — scroll to the hourly strip below to see how it's expected to change over the day.
Broken Arrow's day-to-day weather follows the broader pattern of Oklahoma described above. See the hourly weather forecast or the air quality index for more detail.