Earth Pulse Weekly: Baner's Air, Birds & Weather | 28 Sept 2026 – 4 Oct 2026
Moderate week for Baner
This past week, the breath of Baner held a certain grit. While our Earth Pulse sensors recorded an average Air Quality Index (AQI) of 64.5, a far cry from the 'Good' threshold, it's the stark contrast of a high of 122 that gives us pause. These elevated readings, particularly on spike days, whisper of dust stirred by the lingering dry spells, a stark reminder that even the gentle embrace of the approaching monsoon's last vestiges, registering just 18.2mm of rain, struggles to scrub the air clean. Yet, amidst this atmospheric haze, the Sahyadris still hum with life.
🔄 Compared to Last Week
How did this week (2026-09-28 – 2026-10-04) differ from the week before?
🌿 Ecological Signals This Week
What do the numbers imply about life on Baner Hill? Sensor data interpreted through an ecological lens.
💨 Air Quality — Baner, Pune
🌡️ Temperature & Rain — Baner, Pune
Monsoon & rainfall history → · Temperature history →
🕰️ Historical Pulse: Week 40 in Context (1980–2021)
ERA5 ⓘ is a global atmospheric reanalysis that reconstructs daily weather back to 1940. Earth Pulse uses 42 years of ERA5 data (1980–2021) for Baner Hill — giving local context that raw sensor data, which only began in 2022, cannot provide on its own.
ERA5 is a climate reanalysis product — model-derived, not direct sensor measurement. Valid for long-term trend analysis. Explore 45 years of Baner climate →
🐦 Birds of the Week — Baner Hill
📊 Species Momentum — Baner Hill
How did each species trend compared to last week? ↑ more calls this week · ↓ fewer calls · → stable.
✈️ Migratory Visitor This Week
🆕 New to the Neighbourhood
🌳 Tree of the Week — Baner Hill
One of the trees growing on Baner Hill, identified by the Earth Pulse plant monitoring network.
🎵 Soundscape Health — Baner Hill South
Acoustic ecology from baner_south_01 — continuous soundscape monitoring facing Baner Hill. NDSI (Natural Sound Index) measures the balance of biophony (birds, insects, wind) vs anthrophony (traffic, construction, human noise). Higher = healthier soundscape.
Monitored by baner_south_01 — Raspberry Pi 3B facing Baner Hill, recording 60 seconds every 30 minutes. NDSI computed using the soundecology methodology.
✨ Moments That Mattered
📅 Same Week — Last 4 Years in Baner
Comparing the same dates (2026-09-28 to 2026-10-04) in previous years — all data from Earth Pulse sensor monitoring at Baner Hill.
- AQI averaged 43.5 — this week was 21.0 pts hazier ↑
- Temperature averaged 23.8°C — this week was 4.2° warmer
- Typical rain was 39.4mm — this week had 18.2mm
Monitoring Baner since 2022 — patterns invisible to daily observation become clear over time. View full climate history →
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🔮 The Week Ahead — Baner, Pune
Our feathered friends are already tuning into the rhythm of the changing season. Despite the slightly warmer average temperature of 28°C (a full 3.7°C above the ERA5 historical average for this week), the birds were a vibrant symphony, with 3374 detections across 89 species. The Ashy Prinia, our most vocal resident, was particularly active with 397 calls, though a slight dip of 9% from last week suggests a subtle shift. We welcomed the flash of Tickell's Blue Flycatchers and the darting brilliance of Small Minivets, while the graceful Great Egret joined our wetlands. However, the departure of the Plain Prinia and the aquatic Green-winged Teal and Greater Painted-Snipe hints at their own migratory calendars. This delicate dance between temperature and timing is a constant fascination, with the Purple Sunbird often spotted flitting through the foliage as if to illustrate the day's energy.
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Frequently Asked Questions
What was the AQI in Baner, Pune this week?
EU AQI in Baner ranged from 37 to 122 this week (2026-09-28 to 2026-10-04), averaging 64.5. Values below 40 are "Good", above 100 are unhealthy. See full AQI history →
Which birds were detected on Baner Hill this week?
Earth Pulse detected 89 bird species at Baner Hill this week using BirdNET acoustic AI — 3374 total calls logged. Standout species: Purple Sunbird. A migratory visitor — the Asian Bee-eater — was also detected, travelling from NW India (seasonal influx). See all species →
What was the temperature in Baner, Pune this week?
Temperatures in Baner ranged from 20.8°C to 36.68°C this week, averaging 28°C. See temperature history →
How unusual was this week's weather compared to historical records in Baner?
Earth Pulse holds 42 years of ERA5 climate reanalysis data for Baner Hill (1980–2021). This week's average temperature of 28°C compares to a historical norm of 24.4°C for this period. Explore 45-year climate →
How does this week compare to previous years in Baner?
Earth Pulse has monitored Baner since 2022. For the same week in previous years: 2025: AQI avg 19.7, temp avg 23.3°C, rain 82.7mm · 2024: AQI avg 40.1, temp avg 24.4°C, rain 8.4mm · 2023: AQI avg 49.8, temp avg 24.2°C, rain 42.7mm · 2022: AQI avg 64.4, temp avg 23.1°C, rain 23.8mm. Full climate history →