Climate Insights for Hyder Seaplane Base

The climate in Hyder Seaplane Base is cool. The average annual temperature is 2°C and approximately 2595mm of precipitation falls per year. Hyder Seaplane Base receives a notable amount of rainfall throughout the year, including during its driest month. Hyder 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 February, December, January, when temperatures can drop to -9°C. Hyder Seaplane Base experiences heavy snowfall, typically from January through December.

Temperatures in Hyder Seaplane Base vary considerably across the year, with a 25°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 16°C with a mean of 12°C. The coldest month is February, when overnight lows fall to -9°C and the daily average is -7°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between September and October, with a 6°C shift in average temperatures.

Hyder Seaplane Base is a very wet location, receiving approximately 2595mm of precipitation annually, which averages out to around 216mm per month. The wettest month is November, averaging 335mm of rainfall. December and January also tend to see above-average precipitation. The driest month is May, with just 141mm. That's 195mm less than November, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Hyder Seaplane Base receives heavy snowfall, accumulating around 1473cm annually from January through December. The snowiest month is December, with approximately 272cm. Winter travel should account for significant snow cover.

Hyder Seaplane Base is relatively calm, with an average annual wind speed of 1km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 1km/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 Hyder Seaplane Base, which began on March 20, 2026. Hyder 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 16°C, while the coldest stretch bottoms out in February near -9°C. Summer is next, beginning on June 21, 2026 — 1 days from now.

The table below shows monthly climate averages for Hyder 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.