January 2009
Temperature
| Max | 10.2°C | on 28 Jan 2009 at 14:20:00 |
| Min | -8.4°C | on 06 Jan 2009 at 20:50:00 |
| Mean max | 5.6°C | |
| Mean min | -0.2°C | |
| Highest min | 6.3°C | on 15 Jan 2009 at 19:00:00 |
| Lowest max | 0.9°C | on 04 Jan 2009 at 17:10:00 |
| Mean temperature | ||
| Method 1 | 2.7°C | Average of all temperature data points |
| Method 2 | 2.65°C | Average of day max/min values |
| Lows | Highs | ||
| ≤-10°C | 0 | ≤5°C | 13 |
| -5 to -10°C | 6 | 5 to 10°C | 17 |
| 0 to -5°C | 9 | 10 to 15°C | 1 |
| 0 to 5°C | 12 | 15 to 20°C | 0 |
| 5 to 10°C | 4 | 20 to 25°C | 0 |
| 10 to 15°C | 0 | 25 to 30°C | 0 |
| >15°C | 0 | ≥30°C | 0 |
| Day average | |||
| <0°C | 8 | 10 to 15°C | 0 |
| 0 to 5°C | 14 | 15 to 20°C | 0 |
| 5 to 10°C | 9 | ≥20°C | 0 |
Lowest average -5.2 on 06 Jan;
Highest average 7.5 on 12 Jan
Air pressure
| Max | 1029.1 mb | 02 Jan at 11:40:00 |
| Min | 971.1 mb | 23 Jan at 03:10:00 |
| Average | 1006.6 mb |
Rainfall
| Total | 148.6 mm |
| Days of rain | 19 (≥0.5mm) |
| Wettest day | 39.41 mm on 12 Jan |
Wind
| Max | 114.3 mph | on 12 Jan at 09:40:00 |
| Max gust | 114.3 mph | on 11 Jan at 12:10:00 |
| Average | 33.8 mph | |
| Average direction | 190° | (4 mph) |
| Steadiness factor | 12% | |
| Prevailing direction | 165° | (not weighted for speed) |
| Prevailing wind rose | Wind speed rose |
|---|---|
 |
 |
Humidity
All calculations based on 00:00-23:59 day
Generated Mon Mar 9 00:27:54 2009