Table 1.
Four climate scenarios for 2100 (KNMI 2006)
| KNMI 2100 | G | G+ | W | W+ | |
|---|---|---|---|---|---|
| World-wide temperature rise (°C) | +2 | +2 | +4 | +4 | |
| Change of circulation | No | Yes | No | Yes | |
| Winter | Mean temperature (°C) | +1.8 | +2.3 | +3.6 | +4.6 |
| Coldest day each year (°C) | +2.1 | +2.9 | +4.2 | +5.8 | |
| Mean precipitation (%) | +7 | +14 | +14 | +28 | |
| Number of wet days (>+0.1 mm) (%) | 0 | +2 | 0 | +4 | |
| 10- day precipitation sum exceeded once in 10 years (%) | +8 | +12 | +16 | +24 | |
| Highest daily mean windspeed per year (%) | −1 | +4 | −2 | +8 | |
| Summer | Mean temperature (°C) | +1.7 | +2.8 | +3.4 | +5.6 |
| Hottest day per year (°C) | +2.1 | +3.8 | +4.2 | +7.6 | |
| Mean precipitation (%) | +6 | −19 | +12 | −38 | |
| Number of wet days (>+ 0.1 mm) (%) | −3 | −19 | −6 | −38 | |
| Daily sum of the precipitation exceeded once in 10 years (%) | +27 | +10 | +54 | +20 | |
| Potential evapotranspiration (%) | +7 | +15 | +14 | +30 | |
| Sea level | Absolute rise (cm) | 35–60 | 35–60 | 40–85 | 40–85 |
G moderate, W warm, + with change of circulation pattern over Western Europe