The Dominican Republic has a tropical rainforest climate in the coastal and lowland areas. Some areas, such as most of the Cibao region, have a tropical savanna climate. Due to its diverse topography, Dominican Republic's climate shows considerable variation over short distances and is the most varied of all the Antilles. The annual average temperature is . At higher elevations the temperature averages while near sea level the average temperature is . Low temperatures of are possible in the mountains while high temperatures of are possible in protected valleys. January and February are the coolest months of the year while August is the hottest month. Snowfall can be seen on rare occasions on the summit of Pico Duarte.