Other facts from our historical weather data: Which is the hottest month in Mandera? March has an average maximum temperature of 38°C (100°F) and is the hottest month of the year. Which is the coolest month in Mandera? The coolest month is November with an average maximum temperature of 33°C (91°F). Which is the wettest month in Mandera? April tops the wettest month list with 108mm (4.3 in) of rainfall. Which is the driest month in Mandera? February is the driest month with 1mm (0 in) of precipitation. Which is the sunniest month in Mandera? January is the sunniest month with an average of 332 hours of sunshine. No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.