Broken Arrow Climate by Month
Broken Arrow, Oklahoma, United States
Hot summers and cold winters, with rain spread through the year.
Hot summers and cold winters, with rain spread through the year: that's Broken Arrow's climate in short. Afternoon highs range from 49°F (10°C) in January to 94°F (34°C) in July, and January nights average 27°F (-3°C). About 40 in (1012 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 94°F(34°C)
- Average high, July
- Coldest nights
- 27°F(-3°C)
- Average low, January
- Rain per year
- 40 in(1012 mm)
- No clear rainy season
- Humidity
- 64%
- Sunniest: July
Best and worst months in Broken Arrow
Best for weatherThe most comfortable weather comes in October, with highs around 75°F (24°C) and about 3.3 in (85 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 49°F (10°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in October.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Broken Arrow weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 49°F(10°C) | 27°F(-3°C) | 1.9 in(47 mm) | 64% | 2.3 |
| FebFebruary | 55°F(13°C) | 31°F(0°C) | 1.9 in(47 mm) | 64% | 3.1 |
| MarMarch | 64°F(18°C) | 40°F(4°C) | 3.2 in(81 mm) | 61% | 4.0 |
| AprApril | 73°F(23°C) | 49°F(9°C) | 3.8 in(96 mm) | 61% | 5.0 |
| MayMay | 80°F(27°C) | 59°F(15°C) | 5.2 in(131 mm) | 69% | 5.6 |
| JunJune | 88°F(31°C) | 68°F(20°C) | 4.6 in(116 mm) | 68% | 6.2 |
| JulJuly | 94°F(34°C) | 72°F(22°C) | 3.8 in(97 mm) | 63% | 6.6 |
| AugAugust | 94°F(34°C) | 70°F(21°C) | 3.0 in(77 mm) | 62% | 6.0 |
| SepSeptember | 86°F(30°C) | 62°F(17°C) | 4.1 in(105 mm) | 63% | 5.0 |
| OctOctoberBest | 75°F(24°C) | 50°F(10°C) | 3.3 in(85 mm) | 62% | 3.7 |
| NovNovember | 62°F(17°C) | 38°F(4°C) | 2.9 in(74 mm) | 65% | 2.5 |
| DecDecember | 51°F(11°C) | 30°F(-1°C) | 2.2 in(56 mm) | 70% | 2.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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