| MONTH HIGHLIGHTS | | Date |
| Highest wind gust | 28 kt | 5 |
| Highest barometric pressure | 1027.2 hPa | 23 |
| Lowest barometric pressure | 1000.6 hPa | 19 |
| Highest maximum temperature | 25.5 C | 13 |
| Lowest maximum temperature | 15.7 C | 9 |
| Lowest minimum temperature | 1.1 C | 23 |
| Highest minimum temperature | 13.9 C | 28 |
| Lowest grass minimum temperature | -0.8 C | 23 |
| Highest daily rainfall | 9.1 mm | 17 |
| Highest daily sunshine | 11.0 hr | 24 |
|
| AVERAGES | | +/- ave |
| Mean daily maximum temperature | 19.1 C | +0.6 C |
| Mean daily minimum temperature | 9.3 C | -0.2 C |
| Month mean temperature | 13.9 C | -0.1 C |
|
| TOTALS | | % ave |
| Rainfall for month | 57.4 mm | 46.3 |
| Sunshine for month | 125.3 hr | 86.4 |
| Air frosts | 0 | |
| Ground frosts | 1 | |
| Rain days (0.2 mm or more) | 21 | |
| Wet days (1.0 mm or more) | 13 | |
| Sunless days | 4 | |
|
| HISTORICAL | | |
| Highest mean temperature | 15.7 C | 1995 |
| Lowest mean temperature | 11.5 C | 1993 |
| Highest rainfall | 281.0 mm | 2009 |
| Lowest rainfall | 16.4 mm | 1995 |
| Highest sunshine | 256.1 hr | 1995 |
| Lowest sunshine | 77.2 hr | 2008 |