Climate Insights for Smithtown

The climate in Smithtown is cool. The average annual temperature is 7°C and approximately 1,231 mm of precipitation falls per year. Smithtown receives a notable amount of rainfall throughout the year, including during its driest month. Smithtown 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 February, January, December, when temperatures can drop to -9°C. Smithtown experiences heavy snowfall, typically from January through December.The climate in Smithtown is cool. The average annual temperature is 44°F and approximately 48.5 in of precipitation falls per year. Smithtown receives a notable amount of rainfall throughout the year, including during its driest month. Smithtown 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 February, January, December, when temperatures can drop to 15°F. Smithtown experiences heavy snowfall, typically from January through December.

Temperatures in Smithtown vary considerably across the year, with a 32°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 23°C with a mean of 19°C. The coldest month is February, when overnight lows fall to -9°C and the daily average is -5°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between October and November, with a 7°C shift in average temperatures.Temperatures in Smithtown vary considerably across the year, with a 59°F difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 74°F with a mean of 66°F. The coldest month is February, when overnight lows fall to 15°F and the daily average is 23°F. On average, daily temperatures fluctuate by about 15°F between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 12°F shift in average temperatures.

Smithtown is a fairly wet location, receiving approximately 1,231 mm of precipitation annually, which averages out to around 103 mm per month. The wettest month is December, averaging 124 mm of rainfall. November and January also tend to see above-average precipitation. The driest month is September, with just 84 mm. That's 40 mm 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. Smithtown receives heavy snowfall, accumulating around 232cm annually from January through December. The snowiest month is January, with approximately 55cm. Winter travel should account for significant snow cover.Smithtown is a fairly wet location, receiving approximately 48.5 in of precipitation annually, which averages out to around 4.1 in per month. The wettest month is December, averaging 4.9 in of rainfall. November and January also tend to see above-average precipitation. The driest month is September, with just 3.3 in. That's 1.6 in 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. Smithtown receives heavy snowfall, accumulating around 91in annually from January through December. The snowiest month is January, with approximately 22in. Winter travel should account for significant snow cover.

Smithtown is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 15km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h 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 15km/h in winter, 14km/h in spring, 12km/h in summer, 14km/h in autumn.Smithtown is moderately windy, with an average annual wind speed of 8mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is November, averaging 9mph, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in August, with average winds dropping to 7mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2mph 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 9mph in winter, 9mph in spring, 7mph in summer, 8mph in autumn.

The best time to visit Smithtown is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 91 mm per month. By contrast, February can be quite cold with temperatures dropping to -9°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 best time to visit Smithtown is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 62°F with modest rainfall averaging 3.6 in per month. By contrast, February can be quite cold with temperatures dropping to 15°F. 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 Smithtown 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.The table below shows monthly climate averages for Smithtown based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in inches (in) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.