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NOAA Climate Data API

by NOAA Climate Data Free tier

Weather and climate data | apiKey | Yes | Unknown |

weather

Quick Reference

Base URL https://www.ncdc.noaa.gov Auth type API Key Header Auth header Authorization: Bearer YOUR_TOKEN Rate limit 5 req/s · 10K req/day (with token) Pricing Enterprise / contact sales Free quota None Documentation https://www.ncdc.noaa.gov/cdo-web/ Endpoint status Live — HTTP 200 — endpoint is accessible1.75s (checked Mar 29, 2026) Builder score D 36% builder-friendly
Pricing
28
Latency
60
Depth
25

Authentication

See documentation for authentication details

Authorization: Bearer YOUR_TOKEN

Pricing

Model subscription Starting price Enterprise / contact sales Free quota None

Free — NOAA Climate Data Online (CDO) is a free US government service. API key required. Provides historical US climate data going back 100+ years.

Key Endpoints

MethodPathDescription
GET / See documentation for endpoint reference

Sample Request

curl 'https://www.ncdc.noaa.gov'

Sample Response

{}

Data sourced from API Map. Always verify pricing and rate limits against the official NOAA Climate Data documentation.