This post shows the YTD global land – ocean temperature anomaly (LOTA) trends for the 5 major series through October, 2010 and how 2010 YTD ranks over the entire record for each series. The source data file link is provided.
Consolidated Climate Data Series File Updated Through Oct., 2010
Through October, 201o has the highest YTD temperature anomaly for 2 series: GISS and NOAA; and the second highest YTD anomaly for 3 series: HAD, RSS, UAH. 1998 another warm year, had the 2nd highest YTD anomaly for GISS and NOAA series, 1st for the HAD, RSS and UAH series.