Latitude & Longitude Climate Calculator

Free Latitude & Longitude Climate Calculator — estimate the climate zone and rough annual mean temperature from any coordinates on Earth.

820.8K uses Updated · 2026-05-12 Runs locally · zero upload
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How to Use Latitude & Longitude Climate Calculator

The Latitude & Longitude Climate Calculator maps a pair of coordinates to one of five textbook climate zones and provides a rough annual mean temperature.

  1. Enter latitude — Between −90 and 90 degrees.
  2. Enter longitude — Between −180 and 180 degrees.
  3. Read the result — The Latitude & Longitude Climate Calculator returns the zone, hemisphere, and an approximate annual mean temperature.

Formula & Theory — Latitude & Longitude Climate Calculator

|lat| < 23.5°  → tropical
23.5° ≤ |lat| < 35°  → subtropical
35°  ≤ |lat| < 55°  → temperate
55°  ≤ |lat| < 66.5° → subpolar
|lat| ≥ 66.5° → polar

T_annual ≈ 30 − 0.5·|lat|  (°C)
SymbolMeaning
latLatitude, degrees
T_annualRough annual mean temperature

Assumptions and Limits

The Latitude & Longitude Climate Calculator assumes coastal/lowland conditions. Altitude lowers temperature by ~6.5 °C per 1000 m. Major mountain ranges, deserts, and ocean currents change the real-world climate.

Use Cases for Latitude & Longitude Climate Calculator

  • Travel — Quickly preview what weather to expect at a destination.
  • Geography homework — Identify climate zones from coordinates.
  • Worldbuilding — Pick coordinates for fictional locations.
  • Outdoor planning — Sanity-check seasonal expectations.

The Latitude & Longitude Climate Calculator is a friendly starting point for any climate-related question that begins with coordinates.

Frequently asked questions about Latitude & Longitude Climate Calculator

How accurate is the Latitude & Longitude Climate Calculator?

The Latitude & Longitude Climate Calculator gives broad textbook climate zones based on latitude. Elevation, ocean currents, and continental effects can shift the real climate significantly.

When should I use a Latitude & Longitude Climate Calculator?

Use the Latitude & Longitude Climate Calculator for travel planning, geography class, or quick orientation before deeper research with regional climate data.

What climate zones are returned?

Tropical, subtropical, temperate, subpolar and polar — the same coarse zones used in most introductory geography courses.

Is my data stored?

No. All calculations happen in your browser; nothing is sent to a server.