Climate Insights for Block Island State Airport

The climate in Block Island State Airport is temperate. The average annual temperature is 12°C and approximately 1226mm of precipitation falls per year. Block Island State Airport receives a notable amount of rainfall throughout the year, including during its driest month. Block Island State Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: Agosto, Luglio, Settembre. The coldest months are Febbraio, Gennaio, Marzo, when temperatures can drop to 0°C. Snowfall occurs from January to December, with around 59cm accumulating over the season.

Temperatures in Block Island State Airport vary considerably across the year, with a 24°C difference between the coldest and warmest months. Agosto is the warmest month, though highs remain moderate at 24°C with a mean of 22°C. The coldest month is Febbraio, when overnight lows fall to 0°C and the daily average is 2°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between October and November, with a 5°C shift in average temperatures.

Block Island State Airport is a fairly wet location, receiving approximately 1226mm of precipitation annually, which averages out to around 102mm per month. The wettest month is December, averaging 130mm of rainfall. January and October also tend to see above-average precipitation. The driest month is June, with just 75mm. That's 55mm less than December, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Snowfall is a regular feature from January to December, with around 59cm accumulating over the season. January typically sees the most snow at around 19cm.

Block Island State Airport is moderately windy, with an average annual wind speed of 30km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 35km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in August, with average winds dropping to 24km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 11km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 34km/h in winter, 31km/h in spring, 25km/h in summer, 30km/h in autumn.

It is currently winter in Block Island State Airport, which began on December 21, 2026. Block Island State Airport 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 Agosto at around 24°C, while the coldest stretch bottoms out in Febbraio near 0°C. Spring is next, beginning on March 20, 2026 — 1 days from now.

The best time to visit Block Island State Airport is during Giugno, Luglio, Agosto and Settembre, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 85mm per month. By contrast, Febbraio can be quite cold with temperatures dropping to 0°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Block Island State Airport 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.