• Overview
• Background
• Methods and data
• Updates and errata
• FAQ
• Paper

Evaluating the impact of Historical Climate Network homogenization using the Climate Reference Network

Zeke Hausfather, Kevin Cowtan, Matthew J. Menne, and Claude N. Williams, Jr

Methods and Data

• Supplementary materials CRN Paper Sup Mats.pdf


• The USHCN raw data are available in HCN Raw.zip (18Mb)
• The USHCN data homogenized with the USCRN data removed are available in HCN Adj sans CRN.zip (18Mb)
• The USHCN data homogenized with the USCRN data present are available in HCN Adj using CRN.zip (16Mb)
• The USCRN data are available in crn_monthly_9_28_15.csv (1Mb)
• STATA computer code Hausfather et al 2016 STATA Code.zip


• The latest USHCN data are available from ftp.ncdc.noaa.gov/pub/data/ushcn/v2.5/
• The latest USCRN data are available from ftp.ncdc.noaa.gov/pub/data/uscrn/products/monthly01/