of Equatorial Guinea The climate of both the continental region and the islands is typically equatorial, with high temperatures, heavy rainfall, and much cloud cover most of the year. Local variations are due to differences in altitude and proximity to the sea. The wet seasons in the continental region are from February to June and from September to December. Rainfall is higher on the coast than inland. In Bata the rainiest months are September, October, and November, with rainfall averaging more than a year. At Calatrava, farther south on the coast, it sometimes reaches . Inland, however, rainfall diminishes;
Mikomeseng, for example, receives only about . The average annual temperature is about and is fairly constant throughout the year. The temperature maxima are somewhat lower than in Bioko. The relative humidity, however, is higher than in Bioko. Bioko has a rather debilitating climate. The so-called dry season lasts from November to March, and the rest of the year is rainy. The average annual temperature of about varies little throughout the year. Afternoon temperatures reach the high 80s °F (low 30s °C) and drop to only about at night. Most of the time the sky is cloudy and overcast. Extreme rainfall occurs in the south, with rain brought by monsoon winds amounting to about a year around San Antonio de Ureca. {{Weather box|location = Malabo {{cite web {{Weather box {{cite web == Forests ==