WeatherBench 2

Standard benchmark and evaluation framework for data-driven weather forecasting models.

24rows
temperature_850_global_rmse_day_10primary metric
2026-05-27sampled

Metadata

ID
weatherbench_2
Category
Weather
Release
Unknown

Metrics

Temperature 850 hPa global RMSE at day 10 (lower is better), Temperature 850 hPa global RMSE at day 5 (lower is better)

Latest Results

Rows are parsed from the official WeatherBench 2 deterministic scores Dash endpoint for the default Temperature RMSE 850 hPa Global 2022 240x121 view. Score is day-10 RMSE, where lower is better.

Rank Subject Temperature 850 hPa global RMSE at day 10 Model Match Provenance Sampled
1 FGN (oper.) (mean) vs Analysis 2.595302 K — Imported 2026-05-27
2 FGN (oper.) (mean) vs ERA5 2.637431 K — Imported 2026-05-27
3 Tianji vs ERA5 2.6738 K — Imported 2026-05-27
4 GenCast (oper.) (mean) vs Analysis 2.693422 K — Imported 2026-05-27
5 GenCast (oper.) (mean) vs ERA5 2.730954 K — Imported 2026-05-27
6 IFS ENS (mean) vs Analysis 2.761244 K — Imported 2026-05-27
7 IFS ENS (mean) vs ERA5 2.801614 K — Imported 2026-05-27
8 Aurora (oper.) vs Analysis 2.979388 K — Imported 2026-05-27
9 GraphCast vs ERA5 3.361089 K — Imported 2026-05-27
10 GraphCast (oper.) vs Analysis 3.364056 K — Imported 2026-05-27
11 GraphCast (oper.) vs ERA5 3.389105 K — Imported 2026-05-27
12 Climatology vs ERA5 3.424017 K — Imported 2026-05-27
13 Pangu-Weather vs ERA5 3.563339 K — Imported 2026-05-27
14 Pangu-Weather (oper.) vs Analysis 3.573003 K — Imported 2026-05-27
15 Pangu-Weather (oper.) vs ERA5 3.593406 K — Imported 2026-05-27
16 IFS HRES vs Analysis 3.626331 K — Imported 2026-05-27
17 FGN (oper.) (1st member) vs Analysis 3.631937 K — Imported 2026-05-27
18 IFS HRES vs ERA5 3.653099 K — Imported 2026-05-27
19 FGN (oper.) (1st member) vs ERA5 3.659759 K — Imported 2026-05-27
20 GenCast (oper.) (1st member) vs Analysis 3.742646 K — Imported 2026-05-27
21 GenCast (oper.) (1st member) vs ERA5 3.769575 K — Imported 2026-05-27
22 IFS ENS (1st member) vs Analysis 3.86141 K — Imported 2026-05-27
23 IFS ENS (1st member) vs ERA5 3.890737 K — Imported 2026-05-27
24 Persistence vs ERA5 4.74356 K — Imported 2026-05-27