Climate Insights for Bol
Lac, Chad
Climate Overview
The climate in Bol is hot. The average annual temperature is 29°C and approximately 246 mm of precipitation falls per year. August is the wettest month, receiving around 138 mm of rainfall. Bol is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, June. The coldest months are January, December, February, when temperatures can drop to 16°C.The climate in Bol is hot. The average annual temperature is 85°F and approximately 9.7 in of precipitation falls per year. August is the wettest month, receiving around 5.4 in of rainfall. Bol is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, June. The coldest months are January, December, February, when temperatures can drop to 60°F.
Temperature
Temperatures in Bol vary considerably across the year, with a 26°C difference between the coldest and warmest months. May is the hottest month, with daytime highs reaching 42°C and an average of 35°C. January is the coolest month, with minimum temperatures around 16°C and an average of 23°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 6°C shift in average temperatures.Temperatures in Bol vary considerably across the year, with a 47°F difference between the coldest and warmest months. May is the hottest month, with daytime highs reaching 107°F and an average of 95°F. January is the coolest month, with minimum temperatures around 60°F and an average of 73°F. On average, daily temperatures fluctuate by about 23°F between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 10°F shift in average temperatures.
Precipitation
Bol is a quite dry location, receiving approximately 246 mm of precipitation annually, which averages out to around 21 mm per month. The wettest month is August, averaging 138 mm of rainfall. September and July also tend to see above-average precipitation. The driest month is January, with just 0 mm. That's 138 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.Bol is a quite dry location, receiving approximately 9.7 in of precipitation annually, which averages out to around 0.8 in per month. The wettest month is August, averaging 5.4 in of rainfall. September and July also tend to see above-average precipitation. The driest month is January, with just 0 in. That's 5.4 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.
Wind
Bol 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 February, averaging 18km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 10km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 8km/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 17km/h in winter, 14km/h in spring, 13km/h in summer, 13km/h in autumn.Bol 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 February, averaging 11mph, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in September, with average winds dropping to 6mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5mph 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 11mph in winter, 9mph in spring, 8mph in summer, 8mph in autumn.
Best Time to Visit
The best time to visit Bol is during January, February and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 0 mm per month. By contrast, May can be uncomfortably hot with temperatures reaching 42°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.The best time to visit Bol is during January, February and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 75°F with modest rainfall averaging 0 in per month. By contrast, May can be uncomfortably hot with temperatures reaching 107°F. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Bol 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. 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 Bol 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. 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.