| May 2011 Summary Temperature |
|
|---|---|
| Mean | 10.9 C |
| Mean Maximum | 15.0 C |
| Mean Minimum | 7.3 C |
| Maximum High | 22.5 C (12th) |
| Maximum Low | 12.5 C (11th) |
| Minimum High | 11.3 C (26th) |
| Minimum Low | -0.6 C (29th) |
| Wind Speed and Direction | |
| Maximum Gust | 45 km/h (17th) |
| Mean | 4.8 km/h |
| Wind Run | 3401 km |
| Max Daily Windrun | 314 km (11th) |
| Prevailing Direction | East Nth East |
| Barometer | |
| Maximum | 1032.2 hPa (1st) |
| Minimum | 985.8 hPa (15th) |
| Mean | 1008.9 hPa |
| Max Daily Change | -23.6 hPa (11th) |
| Rainfall | |
| Days with Measured Rainfall (Greater than 0.2mm) |
12 |
| Max Daily Rainfall | 17.0 mm (7th) |
| Monthly Rainfall | 43.5 mm |
| Humidity | |
| Maximum |
100 % (Several days) |
| Minimum | 32 % (18th) |
| May Daily Observations | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | Wind | Rainfall | Barometer | |||||||||
| Date | Min | Max | Mean | Mean (Km/h) | Gust (Km/h) | Run (km) | Prevailing Dir | 10 Minute Max (mm) | Total (mm) | Min (hPa) | Max (hPa) | Change (hPa) |
| 1 | 7.1 | 14.1 | 10.7 | 5.1 | 23 | 116 | South Sth West |
0 | 0 | 1025.1 |
1032.2 | -7.1 |
| Mist and low cloud in the morning, overcast during the day. Low cloud returning late afternoon, cool southerly winds turning NE n the evening. |
||||||||||||
| 2 | 12.0 | 13.8 | 12.9 | 8.5 | 33 | 196 | East Nth East | 0.5 | 2.5 | 1014.0 | 1025.4 | -11.4 |
| Overcast, light rain and drizzle from afternoon, NE winds. | ||||||||||||
| 3 | 10.6 | 13.1 | 11.9 | 4.1 | 18 | 93 | South Sth West | 0.5 | 3.5 | 1008.7 | 1014.8 | -6.1 |
| Overcast with low cloud. Rain and showers in the morning. Light southerly winds. | ||||||||||||
| 4 | 10.7 | 14.5 | 12.2 | 1.2 | 19 | 28 | East Nth East | 0.5 | 1.0 | 997.7 | 1008.6 | -10.9 |
| Overcast with morning showers, variable breezes tending NE. | ||||||||||||
| 5 | 10.5 | 16.6 | 13.0 | 3.3 | 20 | 74 | South West | 0.5 | 0.5 | 1000.1 | 1007.1 | +7.0 |
| Broken high cloud with sunny intervals, light southerly winds. 0.5mm of rain collected from condensation. | ||||||||||||
| 6 | 10.5 | 12.6 | 11.3 | 7.4 | 23 | 166 | South West | 0.5 | 1.0 | 1005.8 | 1009.7 | +3.9 |
| Overcast with showers, southerly winds. | ||||||||||||
| 7 | 10.6 | 12.0 | 11.1 | 6.7 | 29 | 149 | South Sth West | 1.5 | 17.0 | 992.8 | 1006.4 | -13.6 |
| Overcast with morning drizzle and rain in the afternoon, heavy for a time. Cool southerly winds. | ||||||||||||
| 8 | 7.7 | 16.9 | 12.3 | 5.0 | 28 | 115 | East Nth East | 0.5 | 0.5 | 995.1 | 1010.1 | +15.0 |
| High cloud with sunny intervals, southerly breezes turning NE in the afternoon. | ||||||||||||
| 9 | 8.2 | 14.7 | 11.2 | 3.7 | 21 | 84 | South Sth West | 0 | 0 | 1008.7 | 1020.4 | +11.7 |
| Cloudy with a few breaks, cool southerly breeze. | ||||||||||||
| 10 | 10.3 | 13.8 | 12.0 | 5.5 | 31 | 127 | East Nth East | 0 | 0 | 1019.4 | 1025.2 | -5.8 |
| Overcast with low cloud and NE winds. | ||||||||||||
| 11 | 12.5 | 14.8 | 13.4 | 13.7 | 41 | 314 | East Nth East | 0 | 0 | 995.5 | 1019.1 | -23.6 |
| Overcast with a fresh NE wind. | ||||||||||||
| 12 | 7.4 | 22.5 | 16.3 | 5.1 | 31 | 117 | East Nth East | 0 | 0 | 992.5 | 1004.8 | +12.3 |
| Sunny and mild with north to NE winds. | ||||||||||||
| 13 | 7.6 | 13.7 | 10.8 | 5.6 | 24 | 127 | East Nth East | 0 | 0 | 988.4 | 1005.3 | -16.9 |
| Cloudy with a few sunny breaks, NE winds. | ||||||||||||
| 14 | 7.6 | 21.1 | 13.4 | 3.2 | 31 | 72 | East Nth East | 0 | 0 | 988.4 | 996.2 | +7.8 |
| Clear and sunny with mild north to NE winds | ||||||||||||
| 15 | 7.3 | 14.3 | 11.3 | 4.8 | 41 | 109 | East Nth East | 0.5 | 0.5 | 985.8 | 994.2 | -8.4 |
| Showers and cool southerlies in the morning clearing to a sunny afternoon with light breezes. | ||||||||||||
| 16 | 3.5 | 15.0 | 9.4 | 2.3 | 23 | 52 | East Nth East | 0 | 0 | 987.1 | 990.1 | -3.8 |
| Some cloudy intervals, light winds | ||||||||||||
| 17 | 5.8 | 17.2 | 11.0 | 7.4 | 45 | 169 | North West | 0 | 0 | 987.8 | 1006.6 | +18.8 |
| Mostly sunny with mild north to NW winds turning cooler southerly in the evening. Light shower in the afternoon. | ||||||||||||
| 18 | 4.1 | 13.8 | 8.6 | 7.0 | 44 | 155 | South Sth West | 0 | 0 | 1007.0 | 1020.0 | +13.0 |
| Sunny, late cloud. Southerly winds turning NE from afternoon. | ||||||||||||
| 19 | 5.9 | 16.3 | 10.6 | 2.2 | 19 | 51 | East Nth East | 0 | 0 | 1015.4 | 1021.2 | +5.8 |
| Partly cloudy with light winds tending NE. | ||||||||||||
| 20 | 5.6 | 16.0 | 10.7 | 4.3 | 24 | 97 | East Nth East | 0 | 0 | 1017.9 | 1022.2 | +4.3 |
| Variable cloud, mostly light NE winds. | ||||||||||||
| 21 | 9.1 | 15.1 | 11.4 | 5.2 | 27 | 117 | East Nth East | 0 | 0 | 1022.7 | 1028.5 | -5.8 |
| Morning fog clearing mid morning. Clear and sunny with NE winds in the afternoon. | ||||||||||||
| 22 | 5.8 | 14.8 | 10.3 | 5.0 | 23 | 117 | East Nth East | 0 | 0 | 1024.7 | 1026.9 | -2.2 |
| Clear and sunny for much of the day. High cloud increasing from mid afternoon, cool NE wind. | ||||||||||||
| 23 | 6.7 | 14.1 | 10.0 | 4.9 | 21 | 110 | East Nth East | 0 | 0 | 1018.4 | 1024.9 | -6.5 |
| Cloud breaking from late morning and clearing in the afternoon, NE winds | ||||||||||||
| 24 | 7.8 | 17.4 | 12.5 | 4.7 | 24 | 107 | East Nth East | 0.5 | 0.5 | 1003.4 | 1018.0 | -14.6 |
| Sunny morning, cloud increasing from afternoon, NE winds. 0.5mm of "rain" from morning condensation. | ||||||||||||
| 25 | 10.1 | 17.0 | 14.6 | 7.3 | 34 | 167 | East Nth East | 0.5 | 1.0 | 998.8 | 1007.8 | +9.0 |
| Mostly cloudy, showers around midday. NE winds turning cooler southerly late afternoon. | ||||||||||||
| 26 | 9.1 | 11.3 | 9.7 | 5.9 | 23 | 131 | South Sth West | 1.0 | 14.5 | 996.7 | 1006.7 | -10.0 |
| Overcast with showers and cool southerly winds. | ||||||||||||
| 27 | 8.6 | 11.5 | 9.6 | 3.3 | 22 | 74 | South Sth West | 0 | 0 | 995.3 | 999.9 | +4.6 |
| Cloudy and cool with light southerly winds. | ||||||||||||
| 28 | 3.7 | 12.9 | 8.4 | 3.9 | 23 | 91 | North Nth East | 0.5 | 0.5 | 997.2 | 1017.6 | +20.4 |
| Some cloud from mid morning but mostly sunny with southerly winds turning NE. | ||||||||||||
| 29 | -0.6 | 12.5 | 5.8 | 2.3 | 21 | 52 | East Nth East | 0 | 0 | 1016.0 | 1018.6 | -2.6 |
| Morning frost. Clear and sunny with light NE winds | ||||||||||||
| 30 | 0.1 | 16.7 | 6.2 | 0.2 | 12 | 5 | East Nth East | 0 | 0 | 1015.1 | 1018.0 | +2.9 |
| Morning frost. Clear and sunny with little wind | ||||||||||||
| 31 | 0.4 | 16.2 | 6.7 | 0.2 | 7 | 5 | North West | 0 | 0 | 1014.8 | 1018.7 | -3.9 |
| Morning frost. High cloud increasing in the afternoon, little wind. | ||||||||||||
