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the claim

Global temperature charts are compiled by combining station data with gridded anomalies.

the verdict
SUPPORTED
the evidence backs this
Recorded sources
3 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that global temperature charts are compiled by combining station data with gridded anomalies?

Yes. Global temperature charts are routinely produced by processing weather station data and converting them into gridded temperature anomaly datasets.

Verdict: SUPPORTED · 3 sources for, 0 against · Last checked

The analysis

The claim is specific, empirical, and directly addressed by multiple papers in the retrieved list (such as Morice et al., Wang et al., and Cornes et al.), which detail the integration of weather station measurements with gridded anomaly datasets for temperature tracking.

Evidence for · 3
An observational record of global gridded near-surface air temperature change over land and ocean from 1781
2025
Morice et al. (2025) note that land temperature anomalies using station databases are combined to produce gridded temperature datasets following established methods like HadCRUT5.
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Morice, C. P., Berry, D. I., Cornes, R. C., Cowtan, K., Cropper, T., Hawkins, E., Kennedy, J. J., Osborn, T., Rayner, N., Rivas, B. R., Schurer, A., Taylor, M., Teleti, P. R., Wallis, E. J., Winn, J., & Kent, E. C. (2025). An observational record of global gridded near-surface air temperature change over land and ocean from 1781. doi.org. https://doi.org/10.5194/essd-17-7079-2025

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More for · 2
The use of serially complete station data to improve the temporal continuity of gridded precipitation and temperature estimates
2021
The study by Wang et al. (2021) discusses how serially complete station data are used to produce gridded temperature estimates.
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Tang, G., Clark, M. P., & Papalexiou, S. M. (2021). The use of serially complete station data to improve the temporal continuity of gridded precipitation and temperature estimates. doi.org. https://doi.org/10.1175/jhm-d-20-0313.1

GloSAT LATsdb: A Global Compilation of Land Air Temperature Station Records With Updated Climatological Normals From Local Expectation Kriging
2025
Cornes et al. (2025) describe the compilation of global land air temperature station records and their conversion to anomalies to study surface temperature trends.
Get citation
Taylor, M., Osborn, T., Cowtan, K., Morice, C., Jones, P. D., Wallis, E. J., & Lister, D. (2025). GloSAT LATsdb: A Global Compilation of Land Air Temperature Station Records With Updated Climatological Normals From Local Expectation Kriging. doi.org. https://doi.org/10.1002/gdj3.70024

What does the evidence say?

The claim is specific, empirical, and directly addressed by multiple papers in the retrieved list (such as Morice et al., Wang et al., and Cornes et al.), which detail the integration of weather station measurements with gridded anomaly datasets for temperature tracking.

Receipt History
first checked04 Aug 2026
judged → SUPPORTED · 8104 Aug 2026
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