Tulsa, Oklahoma, experiences a humid subtropical climate characterized by hot summers and mild winters. This climate type, classified as Cfa under the Köppen system, brings a variety of weather patterns throughout the year.
Seasonal Temperature Variations
During the summer months, Tulsa often sees high temperatures averaging around 92.6°F (33.7°C) in July, the hottest month. Winters are relatively mild, with average lows of 26.6°F (-3°C) in January, the coldest month. The annual average temperature hovers around 60.3°F (15.7°C).
Precipitation Patterns
Rainfall is distributed fairly evenly throughout the year, with May typically being the wettest month, averaging 5.97 inches (151.64 mm) of precipitation. Snowfall is relatively rare, averaging about 6 inches annually, primarily occurring in January and early March.
Severe Weather Events
Spring and early summer bring the highest risk of severe weather, including thunderstorms, large hail, and tornadoes. These events contribute significantly to the annual rainfall and can impact daily life and safety.
Air Quality Concerns
Recent reports have highlighted air quality issues in the Tulsa metro area. The 2025 “State of the Air” report by the American Lung Association ranked Tulsa as the 19th most polluted city in the nation for ozone pollution. This underscores the importance of monitoring air quality and taking steps to reduce pollution levels.
Environmental Considerations
Understanding Tulsa’s climate is essential for residents and visitors alike. Being prepared for seasonal changes and potential severe weather events can enhance safety and enjoyment of the region’s diverse environment.