Climate Insights for Rocher River
South Slave Region, Northwest Territories, Canada
Climate Overview
The climate in Rocher River is cold. The average annual temperature is -2°C and approximately 359 mm of precipitation falls per year. August is the wettest month, receiving around 56 mm of rainfall. Rocher River 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 -25°C. Snowfall occurs from January to December, with around 122cm accumulating over the season.The climate in Rocher River is cold. The average annual temperature is 28°F and approximately 14.1 in of precipitation falls per year. August is the wettest month, receiving around 2.2 in of rainfall. Rocher River 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 -14°F. Snowfall occurs from January to December, with around 48in accumulating over the season.
Temperature
Rocher River has a wide annual temperature range, spanning 46°C from the coldest to warmest months. July is the warmest month, though highs remain moderate at 21°C with a mean of 17°C. February brings the harshest conditions, with lows dropping to -25°C and an average temperature of -23°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between November and December, with a 11°C shift in average temperatures.Rocher River has a wide annual temperature range, spanning 83°F from the coldest to warmest months. July is the warmest month, though highs remain moderate at 69°F with a mean of 62°F. February brings the harshest conditions, with lows dropping to -14°F and an average temperature of -9°F. Daily temperature variation is modest, with an average difference of 12°F between highs and lows. The sharpest temperature change occurs between November and December, with a 19°F shift in average temperatures.
Precipitation
Rocher River is a quite dry location, receiving approximately 359 mm of precipitation annually, which averages out to around 30 mm per month. The wettest month is August, averaging 56 mm of rainfall. July and September also tend to see above-average precipitation. The driest month is February, with just 11 mm. That's 45 mm less than August, 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. Snowfall is a regular feature from January to December, with around 122cm accumulating over the season. November typically sees the most snow at around 29cm.Rocher River is a quite dry location, receiving approximately 14.1 in of precipitation annually, which averages out to around 1.2 in per month. The wettest month is August, averaging 2.2 in of rainfall. July and September also tend to see above-average precipitation. The driest month is February, with just 0.4 in. That's 1.8 in less than August, 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. Snowfall is a regular feature from January to December, with around 48in accumulating over the season. November typically sees the most snow at around 11in.
Wind
Rocher River is mildly breezy, with an average annual wind speed of 14km/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 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in February, with average winds dropping to 13km/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.Rocher River is moderately windy, with an average annual wind speed of 9mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is October, averaging 10mph, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in February, with average winds dropping to 8mph, 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.
Best Time to Visit
The best time to visit Rocher River is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 52 mm per month. By contrast, February can be quite cold with temperatures dropping to -25°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.The best time to visit Rocher River is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 61°F with modest rainfall averaging 2 in per month. By contrast, February can be quite cold with temperatures dropping to -14°F. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Rocher River 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 Rocher River 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.