Climate Helix
A radial year-on-year temperature dial. Each loop is one year, the colour gradient encodes the long-term warming trend, the global helix includes dotted Paris 1.5°C and 2°C reference rings, and an optional ENSO heads-up highlights El Niño and La Niña years. Search or browse to load any region’s helix below.
The 4BYO Climate Helix – Global Land + Ocean
1950→20261961–1990 baselineColdest (1964)2016–2025 meanWarmest (2024)2026 so far
2026
2024 Warmest · 2024Temp
15.1 °C
+1.0° vs base
CO2
430 ppm
Annual mean
Sea level
84 mm
Sat mean
Sea ice
18 Mkm²
Global mean
ENSO
—
ONI 3-mo mean
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NOAA Climate at a Glance — Global Land+Ocean · Paris rings vs global 1850–1900 mean (13.5°C).
Records – Global Temperature
Temperature
Warmest year
2024
15.2°C
Coldest year
1964
13.7°C
2026 so far
#5of 77
15.1°C
NOAA Climate at a Glance — Global Land+Ocean
