Impact of Rainfall Variability on Indian Agriculture

A recent RBI bulletin (March 2025) highlights increasing rainfall variability as a growing threat to India’s food crop production. Despite advancements in modern irrigation and climate-resilient seeds, agriculture remains heavily dependent on the southwest monsoon.

Rainfall and Crop Production Relationship

• Monsoon precipitation directly affects kharif crop yields.
• Erratic rain leads to:
  • Disrupted crop cycles
  • Increased pest and plant disease outbreaks
• Good monsoons improve both kharif and rabi season productivity due to:
  • High soil moisture
  • Elevated reservoir levels for rabi sowing (wheat, mustard, lentils)

Monsoon Timing and Crop-Specific Effects

• Deficient rain in June–July:
  • Harmful for maize, pulses, soybeans (delayed sowing and weak early growth)
• Excess rain during harvest:
  • Adversely impacts oilseed yields

Recent Production Trends

• In the current financial year:
  • Kharif food grain production: up by 7.9%
  • Rabi food grain production: up by 6%
• Contributed by abundant monsoon and normal winter conditions.

Monsoon Outlook for 2025

• While IMD has not yet released its forecast, the World Meteorological Organization predicts a normal to above-normal rainfall season.

Climate Change and Long-Term Challenges

• Extreme weather events are becoming frequent:
  • 2024 saw 322 extreme weather days, affecting 4.07 million hectares of crop area.
  • Heatwaves and floods exceeded 250 days last year.
• Key risks:
  • Reduced crop yields
  • Decline in nutritional value of produce
  • Soil degradation

Recommendations for Climate-Resilient Agriculture

• Shift to climate-adaptive farming practices:
  • Improved drainage systems
  • Effective flood and drought management
  • Use of agritech and smart technologies
• Emphasis on natural farming:
  • Different from traditional organic farming
  • Promotes soil regeneration and diverse cropping
  • Offers sustainable income for farmers

India’s agriculture is at a critical juncture with growing climate risks. The RBI study emphasizes that without multi-pronged climate mitigation, adaptation, and long-term water management strategies, India’s food security could be jeopardized. Natural farming, climate-resilient policies, and sustainable farming techniques must become national priorities to safeguard future productivity and nutritional security.