Köppen-Geiger climate classification · temperate
Cfa — Humid subtropical
- Climate
- Hot humid summers and mild winters with rainfall in all seasons.
- Growing period
- Long warm, moist season supports high-value summer cropping and double-cropping.
- Soils & vegetation
- Often fertile, well-watered soils.
- Agricultural relevance
- Maize, soybean, rice, cotton, sugarcane, and citrus; among the most productive croplands.
- Where it occurs
- Southeast USA, Pampas, eastern China, southern Brazil.
- Classification
- Köppen-Geiger (Kottek et al. 2006; Beck et al. 2018)
Limitations
- Zone boundaries are climatological averages; local microclimate, elevation, and soils vary within a zone.
- Membership in a broad zone does not by itself indicate crop suitability or a recommendation.
Sources
This article draws on the following authoritative sources. See our sources & methodology for how they are selected.
- [1]WMO — World Meteorological Organization (opens in a new tab)Authoritative
World Meteorological Organization (WMO)
Cited for: Climate classification context
- Type:
- Intergovernmental organization
- Jurisdiction:
- Global
- Accessed:
- 2026-07-12
- [2]NOAA — National Oceanic and Atmospheric Administration (opens in a new tab)Authoritative
U.S. National Oceanic and Atmospheric Administration (NOAA)
Cited for: Climate normals context
- Type:
- Government agency
- Jurisdiction:
- United States
- Accessed:
- 2026-07-12