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611003 — Palpannaichery, Nagapattinam, Tamil Nadu

Post offices in this pincode

  • Palpannaichery
  • Nagapattinam Collectorate

Nearby pincodes

Information only. Data comes from third-party and open sources (Google, NASA, WRI, ESA, WorldPop, OpenStreetMap and others), is shown as received or modelled, and may be incomplete, outdated or inaccurate. It is not professional, legal, financial, property or health advice. Verify independently before making decisions. Full disclaimer →

Year-round

Typical month · PM2.5 2022–2024, climate 2021–2025 averages

  • Worst air: Nov–Jan (PM2.5 ~28 µg/m³, below India's daily limit of 60; WHO's daily guideline is 15)
  • Hottest: May–Jul (avg high 32°C)
  • Monsoon: Oct–Nov (559 mm)
  • Muggy months: May, Aug–Sep
PM2.5 µg/m³6532High °C3523Jan: PM2.5 24 µg/m³ (Good)Feb: PM2.5 26 µg/m³ (Good)Mar: PM2.5 29 µg/m³ (Good)Apr: PM2.5 22 µg/m³ (Good)May: PM2.5 18 µg/m³ (Good)Jun: PM2.5 17 µg/m³ (Good)Jul: PM2.5 17 µg/m³ (Good)Aug: PM2.5 17 µg/m³ (Good)Sep: PM2.5 15 µg/m³ (Good)Oct: PM2.5 22 µg/m³ (Good)Nov: PM2.5 32 µg/m³ (Satisfactory)Dec: PM2.5 27 µg/m³ (Good)Jan: high 27.3°C, humidity 80%Feb: high 28.3°C, humidity 76%Mar: high 30.6°C, humidity 74%Apr: high 32.1°C, humidity 74%May: high 32.5°C, humidity 75%Jun: high 32.3°C, humidity 74%Jul: high 32.5°C, humidity 71%Aug: high 31.6°C, humidity 75%Sep: high 31.4°C, humidity 77%Oct: high 29.9°C, humidity 80%Nov: high 28.4°C, humidity 85%Dec: high 27.7°C, humidity 83%Jan: 71 mm rainFeb: 18 mm rainMar: 23 mm rainApr: 38 mm rainMay: 124 mm rainJun: 78 mm rainJul: 83 mm rainAug: 107 mm rainSep: 106 mm rainOct: 202 mm rainNov: 357 mm rainDec: 128 mm rainRainJFMAMJJASOND

Jan: PM2.5 24 µg/m³ (Good) high 27°C humidity 80% rain 71 mm; Feb: PM2.5 26 µg/m³ (Good) high 28°C humidity 76% rain 18 mm; Mar: PM2.5 29 µg/m³ (Good) high 31°C humidity 74% rain 23 mm; Apr: PM2.5 22 µg/m³ (Good) high 32°C humidity 74% rain 38 mm; May: PM2.5 18 µg/m³ (Good) high 33°C humidity 75% rain 124 mm; Jun: PM2.5 17 µg/m³ (Good) high 32°C humidity 74% rain 78 mm; Jul: PM2.5 17 µg/m³ (Good) high 33°C humidity 71% rain 83 mm; Aug: PM2.5 17 µg/m³ (Good) high 32°C humidity 75% rain 107 mm; Sep: PM2.5 15 µg/m³ (Good) high 31°C humidity 77% rain 106 mm; Oct: PM2.5 22 µg/m³ (Good) high 30°C humidity 80% rain 202 mm; Nov: PM2.5 32 µg/m³ (Satisfactory) high 28°C humidity 85% rain 357 mm; Dec: PM2.5 27 µg/m³ (Good) high 28°C humidity 83% rain 128 mm.

Month-by-month figures
MonthPM2.5High °CRH %Rain mm
Jan2427.38071
Feb2628.37618
Mar2930.67423
Apr2232.17438
May1832.575124
Jun1732.37478
Jul1732.57183
Aug1731.675107
Sep1531.477106
Oct2229.980202
Nov3228.485357
Dec2727.783128

Sources: ACAG/WashU V6.GL.03 monthly PM2.5 (CC BY 4.0) · NASA POWER (MERRA-2)

Environment & water risk

Air

weight 24%

69

Year-round PM2.5 averages 25 µg/m³, rising to 28 in Nov–Jan. Today's AQI isn't scored.

Annual PM2.5 (2022–2024 avg)
25.4 µg/m³ · 5.1× WHO guideline
Worst season (Nov–Jan, 2022–2024 avg)
27.9 µg/m³ · 0.5× India's daily limit (60)
Modelled

River & coastal flood

weight 12%

75

Inside a modelled 1-in-100-year flood zone (up to 0.2 m); 1% intermittent surface water within 250 m; local elevation comparison unavailable.

100-year inundation depth
0.24 m
Intermittent water · 250 m
0.8%
Elevation vs surroundings
Unavailable; penalty not assessed
Sources
WRI Aqueduct v2 · EC JRC v1.4
2050 · high emissions · 100-year flood
0.48 m (scenario, not forecast)

Flood model ignores local drains and defences; not observed street waterlogging.

Modelled

Green

weight 8%

100

74% of land within 500 m is green (tree cover 42%).

Green · 500 m (2021 satellite map)
74.3%
Trees · 500 m (2021 satellite map)
41.7%
Measured

Heat

weight 12%

10

227.8 heat-stress days a year on average, 2021–2025; scored relative to India's climate distribution.

Heat-stress days a year
227.8 (hot 0.0, muggy 227.8), 2021–2025 avg
Hottest typical day
34.8°C · average annual maximum
Source
NASA POWER (MERRA-2)
Summer surface temp (satellite, ~1:30 pm)
37.1°C
Compared with 25 km surroundings
2.6°C cooler
Satellite observations
39, 5 of 5 summers
Surface source (information only)
NASA Aqua MYD11A2 v061
Modelled

Good to know

Through the year

  • Worst air: Nov–Jan (PM2.5 ~28 µg/m³, below India's daily limit of 60; WHO's daily guideline is 15)
  • Hottest: May–Jul (avg high 32°C)
  • Monsoon: Oct–Nov (559 mm)
  • Muggy months: May, Aug–Sep

For owners & buyers

  • Night brightness 2019→2025: +43.0% (state median +64.1%) · Below the state trend · NASA Black Marble (VNP46A4)
  • Annual PM2.5 (2022–2024 avg): 25.4 µg/m³ · 5.1× WHO guideline
  • Moderate: 3,789 people/km² within 1 km · WorldPop 2026
  • Inside a modelled 1-in-100-year flood zone (up to 0.2 m); 1% intermittent surface water within 250 m; local elevation comparison unavailable.
  • 74% of land within 500 m is green (tree cover 42%).
  • 2050 outlook (high-emissions scenario): up to 0.5 m in a 1-in-100-year flood (today: up to 0.2 m in the model). Scenario, not a forecast.
  • Water stress: Extremely high (>80%) (baseline); projected Extremely high (>80%) by 2050 (business as usual). WRI Aqueduct 4.0; catchment-level.
  • Green-cover trend coming later
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