January 2011
Temperature
| Max | 10.3°C | on 13 Jan 2011 at 04:49:00 |
| Min | -7.9°C | on 31 Jan 2011 at 05:39:00 |
| Mean max | 5.6°C | |
| Mean min | -0.2°C | |
| Highest min | 8.8°C | on 13 Jan 2011 at 19:59:00 |
| Lowest max | -0.2°C | on 29 Jan 2011 at 13:49:00 |
| Mean temperature | ||
| Method 1 | 2.6°C | Average of all temperature data points |
| Method 2 | 2.6°C | Average of day max/min values |
| Lows | Highs | ||
| ≤-10°C | 0 | <0°C | 1 |
| -5 to -10°C | 4 | 0 to 5°C | 9 |
| 0 to -5°C | 12 | 5 to 10°C | 20 |
| 0 to 5°C | 12 | 10 to 15°C | 1 |
| 5 to 10°C | 3 | 15 to 20°C | 0 |
| 10 to 15°C | 0 | 20 to 25°C | 0 |
| >15°C | 0 | ≥25°C | 0 |
| Day average | |||
| <0°C | 8 | 10 to 15°C | 0 |
| 0 to 5°C | 16 | 15 to 20°C | 0 |
| 5 to 10°C | 7 | ≥20°C | 0 |
Lowest average -3.1 on 29 Jan;
Highest average 9.6 on 13 Jan
Air pressure
| Max | 1038 mb | 22 Jan at 09:09:00 |
| Min | 984.8 mb | 08 Jan at 02:29:00 |
| Average | 1015.4 mb |
Rainfall
| Total | 148.1 mm |
| Days of rain | 17 (≥0.5mm) |
| Wettest day | 44.03 mm on 12 Jan |
Wind
| Max | 71.1 mph | on 27 Jan at 01:19:00 |
| Average | 1.5 mph | |
| Average direction | 64° | (0.6 mph) |
| Steadiness factor | 39% | |
| Prevailing direction | 198° | (not weighted for speed) |
| Prevailing wind rose | Wind speed rose |
|---|---|
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Humidity
All calculations based on 00:00-23:59 day
Generated Tue Feb 1 16:41:34 2011