Historical Climate Data & Weather Trends (1981-2025)
Comprehensive climate analysis across 26 districts in Karnataka, India
Karnataka Climate Overview
Karnataka, India has an average annual temperature of 24.9°C, approximately 1311mm of rainfall per year, and average humidity of 67%. Temperatures range from 9.2°C in Bidar to 44.0°C in Gulbarga. This page covers 45 years of historical climate data (1981–2025) across all 26 districts, sourced from NASA POWER — with monthly charts, yearly trends, and a full district comparison table.
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Quick Climate Facts
(1981 - 2025)
State Avg
🌡️
Average Temperature
24.9°C
State Avg
❄️
Min Temperature
11.4°C
State Avg
🔥
Max Temperature
40.4°C
State Avg
🌧️
Average Rainfall
3.6 mm/day
State Avg
💧
Average Humidity
66.9%
State Avg
💨
Average Wind Speed
2.5 m/s
State Avg
📍
Number of Districts
26
State Avg
📅
Data Period
1981-2025
📊Monthly Climate Averages for Karnataka
📖Understanding Karnataka's Climate Patterns
These charts show monthly temperature and rainfall patterns for Karnataka, averaged across all 26 districts and 45 years of data. Use them to understand seasonal shifts — when monsoon arrives, which months are hottest, and how humidity peaks align with rainfall.
📈Long-term Climate Trends in Karnataka (1981-2025)
🌍Climate Change and Historical Weather Trends
This chart tracks how Karnataka's climate has changed from 1981 to 2025. Switch between Temperature, Rainfall, and Humidity tabs to spot long-term trends. Use the year range buttons to zoom into recent decades or view the full 45-year picture.
🌡️Yearly Temperature Trends(2016–2025)
Annual temp trends · 1981–2025 · °C
🗺️Climate Diversity Across Karnataka
Across its 26 districts, Karnataka has significant climate variation. Bidar is the coolest district with average lows of 9.2°C, while Gulbarga reaches average highs of 44.0°C. Dakshina Kannada is the wettest district at 9.7 mm/day. These differences are driven by altitude, proximity to water bodies, and geography.
Coldest District
Bidar
9.2°C min
Hottest District
Gulbarga
44.0°C max
Wettest District
Dakshina Kannada
9.7 mm/day
📍Weather Data for All 26 Districts in Karnataka
Click any district to view its full 45-year weather history — monthly patterns, yearly trends, and extreme records. Use search to find a specific district quickly.
The average annual temperature in Karnataka is 24.9°C based on 45 years of historical climate data from 1981 to 2025. Temperatures vary significantly across the state's 26 districts, ranging from an average minimum of 11.4°C to an average maximum of 40.4°C.
Gulbarga is the hottest district in Karnataka, with an average maximum temperature of 44.0°C and an average annual temperature of 26.4°C. This makes it one of the warmest areas in the state throughout the year.
Bidar is the coldest district in Karnataka, with an average minimum temperature of 9.2°C and an average annual temperature of 26.0°C. Winter temperatures in this district can drop significantly below the state average.
Karnataka receives an average of 3.6 mm/day of rainfall, which translates to approximately 1311 mm annually. Rainfall varies considerably across districts, with Dakshina Kannada being the wettest at 9.7 mm/day and Bellary being the driest at 1.6 mm/day.
Dakshina Kannada receives the highest rainfall in Karnataka, averaging 9.7 mm/day or approximately 3528 mm per year. This district experiences significantly more precipitation compared to the state average, making it ideal for water-intensive agriculture.
The average relative humidity in Karnataka is 66.9%. Humidity levels vary across the state, with Kodagu having the highest average humidity at 78.7% and Bijapur having the lowest at 55.6%. These variations affect local climate comfort and agricultural practices.
This comprehensive weather dataset covers all 26 districts in Karnataka. Each district's climate data has been collected from NASA POWER (Prediction of Worldwide Energy Resources) and includes 45 years of historical records from 1981 to 2025. The state-level statistics presented are calculated by averaging data across all districts.
All weather and climate data for Karnataka is sourced from NASA POWER (Prediction of Worldwide Energy Resources), which provides reliable meteorological data from NASA research. The data is based on the MERRA-2 Reanalysis with a spatial resolution of 0.5° x 0.625° and covers the period from 1981 to 2025. This ensures high-quality, scientifically validated climate information aggregated across all 26 districts in the state.
This comprehensive weather history can help farmers and agricultural planners in Karnataka make informed decisions about crop selection, planting schedules, and irrigation planning. The data shows that Dakshina Kannada receives the most rainfall (9.7 mm/day), making it suitable for water-intensive crops, while Bellary receives less rainfall (1.6 mm/day) and may require more irrigation. Temperature variations across districts help determine suitable growing seasons for different crops. The 45-year dataset also helps identify long-term climate trends that may require adaptation in farming practices.
Karnataka shows significant climate diversity across its 26 districts. Temperature varies from 9.2°C in Bidar to 44.0°C in Gulbarga. Rainfall patterns range from 1.6 mm/day in Bellary to 9.7 mm/day in Dakshina Kannada. This diversity is influenced by factors such as altitude, proximity to water bodies, and geographical features, creating distinct microclimates within the state.
📚 Data Source & Methodology
All climate data is sourced from NASA POWER (Prediction of Worldwide Energy Resources), a NASA project providing satellite-derived meteorological data used globally by researchers and agricultural planners. State-level figures are calculated by averaging data across all 26 districts in Karnataka.