Surface global land and ocean temperatures for the month of July 1998 established an all-time record high. July of 1998 continued the unprecedented string of record breaking temperatures. Each of the past 15 months has set new all-time record global monthly surface temperatures. F. July 1998 will probably be the second or third warmest global monthly anomaly when final data are analyzed. The global land and ocean surface temperatures continue to remain at record high levels through the first half of 1998.
Temperatures continue to remain far above both last year's record high levels and all other years.
For the United States, July 1998 was the 8th warmest on record based on the 1895-1998 period. July 1998 was the warmest July on record. The global mean temperature for July 1998 continued this year's record breaking trend with the highest temperature anomaly since reliable records began in 1880. The final anomaly may change due to inclusion of new areas of the world not currently represented. Each of the anomaly time series is based on its respective 1880-1998 mean.