Climate Insights for Gunflint Seaplane Base

The climate in Gunflint Seaplane Base is cool. The average annual temperature is 3°C and approximately 816mm of precipitation falls per year. Gunflint Seaplane Base receives a notable amount of rainfall throughout the year, including during its driest month. Gunflint Seaplane Base 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 -16°C. Gunflint Seaplane Base experiences heavy snowfall, typically from January through December.

Gunflint Seaplane Base has a wide annual temperature range, spanning 40°C from the coldest to warmest months. July is the warmest month, though highs remain moderate at 24°C with a mean of 19°C. January brings the harshest conditions, with lows dropping to -16°C and an average temperature of -13°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 8°C shift in average temperatures.

Gunflint Seaplane Base is a moderately rainy area, receiving approximately 816mm of precipitation annually, which averages out to around 68mm per month. The wettest month is September, averaging 113mm of rainfall. August and June also tend to see above-average precipitation. The driest month is January, with just 35mm. That's 78mm less than September, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Gunflint Seaplane Base receives heavy snowfall, accumulating around 239cm annually from January through December. The snowiest month is December, with approximately 48cm. Winter travel should account for significant snow cover.

Gunflint Seaplane Base is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

It is currently spring in Gunflint Seaplane Base, which began on March 20, 2026. Gunflint Seaplane Base 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 24°C, while the coldest stretch bottoms out in January near -16°C. Summer is next, beginning on June 21, 2026 — 7 days from now.

The best time to visit Gunflint Seaplane Base is during July, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 79mm per month. By contrast, January can be quite cold with temperatures dropping to -16°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 Gunflint Seaplane Base 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.