The Version 6.1 global average lower tropospheric temperature (LT) anomaly for September, 2026 was +0.61 deg. C departure from the 1991-2020 mean, down from the August, 2026 value of +0.68 deg. C. The Version 6.1 global area-averaged linear temperature trend (January 1979 through September 2026) remains at +0.16 deg/ C/decade (+0.22 C/decade over land, +0.13 … Continue reading UAH v6.1 Global Temperature Update for September, 2026: +0.61 deg. C