Battambang Forecast Models Compared – ECMWF, GFS, ICON, JMA
Four models compared
| ECMWF IFS | NOAA GFS | DWD ICON | JMA | Agreement | |
|---|---|---|---|---|---|
| Monday 21/09 | 30° 6.6mm | 30° 4.9mm | 32° 5.7mm | 30° 9.3mm | 87% ±2.1° · 4/4 |
| Tuesday 22/09 | 30° 7.2mm | 32° 11.5mm | 31° 13.8mm | 29° 19.9mm | 85% ±2.4° · 4/4 |
| Wednesday 23/09 | 31° 4.9mm | 31° 9.5mm | 33° 3.0mm | 29° 24.7mm | 76% ±3.8° · 4/4 |
When the models disagree, confidence in that day is lower.
- ECMWF IFS — ECMWF (EU), 25 km
- NOAA GFS — NOAA (US), 13 km
- DWD ICON — Deutscher Wetterdienst, 11 km
- JMA — Japan Met. Agency, 5 km
Verified accuracy
| Lead time | Mean temperature error | Within 2°C | Rain call correct | Days verified |
|---|---|---|---|---|
| 1d | 1.16 °C | 86% | 52% | 21 |
| 2d | 1.44 °C | 70% | 70% | 20 |
| 3d | 1.93 °C | 53% | 74% | 19 |
Every day the system stores the forecast it issued, then checks it against observed data. These numbers are the result of that check, not a marketing claim.
2026-08-13 → 2026-09-02 · n=60
Common questions
Will it rain in Battambang today?
Yes. Rain is expected around 02:00–23:00, totalling roughly 17.8 mm.
How hot is it in Battambang today?
Between 25°C and 30°C, with a felt maximum of 37°C.
What is the weather in Battambang tomorrow?
Tomorrow: thunderstorm, 24–30°C, with a 98% chance of rain.