What temperature threshold defines a Polar climate zone (Group E)? By Kalsoom Tahir ✅ Fact Checked 📊 Difficulty Hard 📅 Last Updated 13 Aug 2026 A. Warmest month > 22°C B. Warmest month < 0°C C. Warmest month < 10°C D. Coldest month < -30°C Check Answer 💡 Explanation: Polar climates are defined by having an average temperature below 10°C (50°F) in the warmest month. 📚 Topics: Climate Zones Geography 🎯 Exams: CSS GEN PMS