Linfen City, located in southwestern Shanxi Province, has a temperate continental monsoon climate with distinct four seasons and concentrated precipitation. Its main characteristics are as follows:
Temperature
Average annual temperature: 9.0°C to 12.9°C, with a measured temperature of 12.1°C in 2023.
Seasonal Variations:
Winter (December-February): Cold and dry, with an average January temperature of -5°C to 2°C, and extreme lows reaching -23°C.
Summer (June-August): Hot, with an average July temperature exceeding 25°C and an extreme high of 41°C (June 12, 2024).
2025 Trend: The average temperature in June and July will be 24.5°C, 1.5°C above average, the highest since 1961.
Precipitation and Humidity
Annual precipitation: 420-550 mm, 60% concentrated in June-August, prone to short bursts of heavy rainfall. Seasonal Distribution:
Spring (March-May): Dry and dry with little rainfall. Precipitation is projected to be 50% below normal in May 2025, requiring artificial rainmaking.
Summer: Frequent rainstorms, with periods of summer drought alternating with heavy rainfall.
Winter: Dry with minimal snowfall.
Other Climatic Factors
Sunshine: 1748-2512 hours of sunshine per year, with ample sunlight.
Frost-free period: 127-280 days, with longer periods in the southern plains.
Wind and Disasters: Spring is prone to frequent sandstorms. In summer, precautions should be taken against floods and lightning. Mountainous areas are prone to short bursts of heavy rainfall.
Regional Differences
Xi County (northern Linfen): Large diurnal temperature differences, an average annual temperature of 10°C, and well-drained loess soil, making it suitable for growing Yu Lu pears.