The coldest month in Tanzania is typically June. During this month, temperatures drop significantly, especially at night, with lows ranging from the mid-40s to low 50s Fahrenheit (approximately 7-12°C) in many areas, particularly at higher altitudes such as the Ngorongoro Crater.
Generally, daytime temperatures range from the upper 70s to low 80s Fahrenheit (approximately 25-30°C), while nighttime temperatures can drop to the mid-40s to low 50s Fahrenheit (around 7-12°C), particularly in higher elevations like the Ngorongoro Crater. July also remains cool, with similar temperature patterns, but June is generally considered the coldest month overall due to the significant drop in nighttime temperatures.
The weather in Tanzania from June to October is considered the high season, with the driest and mildest temperatures. Depending on where you stay, the temperatures range from 20°C (68°F) to 30°C (86°F) during this period. Travelers should be prepared for chilly mornings and evenings, especially in elevated areas, where warm clothing is advisable
While June is the coolest month, October is typically the warmest month of the dry season. Temperatures start rising further in November and December, with January and February generally being the hottest and most humid months.