Climate Insights for Buffalo

The climate in Buffalo is temperate. The average annual temperature is 15°C and approximately 593mm of precipitation falls per year. May is the wettest month, receiving around 119mm of rainfall. Buffalo is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to -3°C. Light snow can occur between January and December.

Buffalo has a wide annual temperature range, spanning 38°C from the coldest to warmest months. The warmest month is July, when average highs reach 35°C and the mean temperature sits around 28°C. The coldest month is January, when overnight lows fall to -3°C and the daily average is 2°C. On average, daily temperatures fluctuate by about 14°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 8°C shift in average temperatures.

Buffalo is a relatively dry area, receiving approximately 593mm of precipitation annually, which averages out to around 49mm per month. The wettest month is May, averaging 119mm of rainfall. June and July also tend to see above-average precipitation. The driest month is February, with just 13mm. That's 107mm less than May, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Light snowfall can occur between January and December, totalling around 19cm annually. January is the snowiest month with approximately 5cm.

Buffalo is moderately windy, with an average annual wind speed of 26km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 31km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in August, with average winds dropping to 22km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 9km/h between the calmest and windiest months.

It is currently spring in Buffalo, which began on March 20, 2026. Buffalo is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 35°C, while the coldest stretch bottoms out in January near -3°C. Summer is next, beginning on June 21, 2026 — 93 days from now.

The best time to visit Buffalo is during September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 44mm per month. By contrast, July can be uncomfortably hot with highs reaching 35°C, while January is the coldest period with lows dropping to -3°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Buffalo based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.