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Annual Precipitation Variability and Change Detection Using GPM Data in GEE Python Colab

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May 4, 2026
37:10

In this video tutorials, you’ll learn how to process long-term precipitation datasets, generate annual rainfall maps, and detect interannual climate variability using powerful cloud-based geospatial tools. What You’ll Learn in This Tutorial Import and process GPM IMERG precipitation data, Use Google Earth Engine Python API with Google Colab, Extract study area boundaries interactively using Geemap, Convert Earth Engine collections into XArray datasets, calculate annual rainfall totals, Perform precipitation change detection analysis, Generate annual variability and trend maps, & Visualize climate patterns using Matplotlib Why This Analysis is Important Rainfall variability analysis helps in Climate change assessment, Drought and flood monitoring, Hydrological and watershed studies, Agricultural planning and water resource management, & Environmental and disaster risk analysis. This workflow is highly useful for climate scientists, GIS analysts, hydrologists, and remote sensing researchers. Downloadable Code: https://drive.google.com/file/d/1npchIWDYbK2NMltbI_WpudkxG8C1Xb2o/view?usp=sharing Useful link: GPM: Monthly Global Precipitation Measurement (GPM) vRelease 07: https://developers.google.com/earth-engine/datasets/catalog/NASA_GPM_L3_IMERG_MONTHLY_V07#bands LSIB 2017: Large Scale International Boundary Polygons, Simplified: https://developers.google.com/earth-engine/datasets/catalog/USDOS_LSIB_SIMPLE_2017 Who Should Watch GIS & Remote Sensing students, Climate researchers, Hydrologists & environmental scientists, Python & geospatial data analysts, & Researchers working on rainfall variability studies πŸ‘ If this tutorial helped you, βœ” Like πŸ‘ βœ” Subscribe πŸ”” for more GEE & Python tutorials βœ” Share with researchers and students βœ” Comment your questions below πŸ’¬ ----------------------------------------------------------------- πŸ’°πŸ€πŸ»Join Membership to get access to perks & Support usπŸ€πŸ»πŸ’° https://www.youtube.com/channel/UCYn54mq89HgZcNk0L7eon0w/join ----------------------------------------------------------------- πŸ‘©β€πŸ’» Join the Terra Spatial Community: Engage with fellow learners, share your experiences, and get support on our dedicated community forum. 🌐 Stay connected: πŸ“Œ Subscribe to our Channel: https://www.youtube.com/@TerraSpatial... πŸ“Œ Facebook: https://www.facebook.com/terraspatial/ πŸ“Œ Geosuite blog: https://geosuite.blogspot.com/ --------------------------------------------------------------- πŸ‘ **Don't forget to Like, Share, and Subscribe for more insightful tutorials! 🌐✨ #GoogleEarthEngine #Python #GPM #IMERG #RainfallAnalysis #ClimateChange #RemoteSensing #Hydrology #Geospatial #GoogleColab #EarthObservation

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Annual Precipitation Variability and Change Detection Using GPM Data in GEE Python Colab | NatokHD