| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 9.6° | -2.2° | 43.1mm | 6 | 48 |
| February | 12° | -0.3° | 42mm | 6.6 | 58 |
| March | 17.4° | 4.9° | 80.9mm | 8.5 | 75 |
| April | 22.3° | 9.7° | 107.6mm | 9.1 | 82 |
| May | 26.5° | 15.4° | 150.8mm | 11.3 | 77 |
| June | 31.5° | 20.5° | 116.2mm | 8.8 | 64 |
| July | 34.3° | 22.9° | 95.7mm | 7.3 | 56 |
| August | 34.1° | 22.2° | 84.3mm | 7 | 58 |
| September | 29.8° | 17.4° | 87.8mm | 7.1 | 75 |
| October | 23.4° | 10.6° | 95.9mm | 8.3 | 83 |
| November | 16.8° | 4.3° | 69.2mm | 6.4 | 77 |
| December | 10.8° | -0.4° | 57.1mm | 6.6 | 54 |
January in Tulsa averages a daily high of 9.6°C with nights around -2.2°C. Expect roughly 6 wet days totalling 43.1mm. Demanding conditions — pack for it and plan indoor options.
February in Tulsa averages a daily high of 12°C with nights around -0.3°C. Expect roughly 6.6 wet days totalling 42mm. Generally workable, with some weather to plan around.
March in Tulsa averages a daily high of 17.4°C with nights around 4.9°C. Expect roughly 8.5 wet days totalling 80.9mm. Comfortable conditions for being outdoors all day.
April in Tulsa averages a daily high of 22.3°C with nights around 9.7°C. Expect roughly 9.1 wet days totalling 107.6mm. Comfortable conditions for being outdoors all day.
May in Tulsa averages a daily high of 26.5°C with nights around 15.4°C. Expect roughly 11.3 wet days totalling 150.8mm. Comfortable conditions for being outdoors all day.
June in Tulsa averages a daily high of 31.5°C with nights around 20.5°C. Expect roughly 8.8 wet days totalling 116.2mm. Generally workable, with some weather to plan around.
July in Tulsa averages a daily high of 34.3°C with nights around 22.9°C. Expect roughly 7.3 wet days totalling 95.7mm. Generally workable, with some weather to plan around.
August in Tulsa averages a daily high of 34.1°C with nights around 22.2°C. Expect roughly 7 wet days totalling 84.3mm. Generally workable, with some weather to plan around.
September in Tulsa averages a daily high of 29.8°C with nights around 17.4°C. Expect roughly 7.1 wet days totalling 87.8mm. Comfortable conditions for being outdoors all day.
October in Tulsa averages a daily high of 23.4°C with nights around 10.6°C. Expect roughly 8.3 wet days totalling 95.9mm. Comfortable conditions for being outdoors all day.
November in Tulsa averages a daily high of 16.8°C with nights around 4.3°C. Expect roughly 6.4 wet days totalling 69.2mm. Comfortable conditions for being outdoors all day.
December in Tulsa averages a daily high of 10.8°C with nights around -0.4°C. Expect roughly 6.6 wet days totalling 57.1mm. Demanding conditions — pack for it and plan indoor options.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Tulsa peaks at 83.
Based on 30 years of records, March–May scores highest for comfort in Tulsa, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 34.3°C.
May is the wettest, averaging 150.8mm of rain across roughly 11.3 wet days.
January is the coolest month, with average daily highs around 9.6°C.