My October
Temperature: A mean temperature of 11.8C, this October was the warmest I've recorded The warmest day was the 13th with 28.4C, it was also the warmest October day I've recorded. Warm west to nor'west winds raised the temperature in several centres on the east of the country. Coldest temperature was 1.6C on the 10th. The coldest October temperature I've recorded is -1.6C on 6th Oct 2003 with a frost following a southerly.
Wind: The monthly wind run of 6960km is the highest for October I have recorded with wind records from 2001. The second windiest was October 2001 with a wind run of 5801km. It is the second windiest month I've recorded to date with November 2002 just beating it by a few km with 6978km. Prevailing wind direction was north east recorded 37% of the month, south 33%, north 14%, south west 5%, west 5%, nor'west 4%, east and south east was about 1%. Maximum gust was 61km/h from the nor'west on the 19th. I replaced the wind vane on the 22nd after it started recording wrong directions. The new vane will be more accurate.
Rainfall: The wettest October I've recorded with 120mm of rain. The previous record was Oct 2001 with 117.2mm. The driest was October 2004 with 35.8mm.
Barometer: The highest pressure for the month was recorded on the 18th with 1026.1 hPa, the lowest 989.8 hPa on the 29th. This is the lowest barometer reading since the 16th June this year when 986.1 hPa was recorded. Humidity: Low humidity on the 13th at 17% is the lowest I've recorded this year.
| October 2006 Summary Temperature |
|
|---|---|
| Mean | 11.8 C |
| Mean Maximum | 17.6 C |
| Mean Minimum | 6.3 C |
| Maximum High | 28.4 C (13th) |
| Maximum Low | 11.8 C (14th) |
| Minimum High | 10.2 C (3rd) |
| Minimum Low | 1.6 C (10th) |
| Wind Speed and Direction | |
| Maximum Gust | 61 km/h (19th) |
| Mean | 9.6 km/h |
| Wind Run | 6960 km |
| Max Daily Windrun | 488 km (4th) |
| Prevailing Direction | North East |
| Barometer | |
| Maximum | 1026.1 hPa (18th) |
| Minimum | 986.8 hPa (29th) |
| Mean | 1009.5 hPa |
| Max Daily Change | +26.2 hPa (30th) |
| Rainfall | |
| Days with Measured Rainfall (Greater than 0.2mm) | 10 |
| Max Daily Rainfall | 46.8 mm (4th) |
| Monthly Rainfall | 120.0 mm |
| Humidity | |
| Maximum | 96 % (3rd) |
| Minimum | 17 % (13th) |
| October 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 | 8.8 | 13.9 | 11.3 | 9.1 | 35 | 206 | South | 0.2 | 0.2 | 1010.3 | 1018.2 | +7.9 |
| Overcast with cool south to SE winds. A few spots of rain morning and evening. | ||||||||||||
| 2 | 8.3 | 10.8 | 9.2 | 3.0 | 15 | 70 | North East | 0.2 | 0.8 | 1010.2 | 1018.3 | -8.1 |
| Overcast and cool with drizzle and light rain later in the afternoon and evening. Light NE winds. | ||||||||||||
| 3 | 8.2 | 10.2 | 9.1 | 12.2 | 51 | 289 | South | 1.4 | 29.6 | 1004.8 | 1010.6 | -5.8 |
| Overcast with light rain becoming heavier in the evening. Cool south to SE winds increasing in the evening. | ||||||||||||
| 4 | 5.4 | 11.6 | 8.7 | 20.7 | 55 | 488 | South | 2.2 | 44.8 | 1008.4 | 1018.5 | +10.1 |
| Rain with strong cold gusty southerly winds in the morning. Rain easing early morning and winds by evening. Second windiest day of the year to date, the windiest day to date was the 3rd March with 570km. | ||||||||||||
| 5 | 3.9 | 10.6 | 7.6 | 12.9 | 45 | 306 | South | 0 | 0 | 1016.9 | 1019.4 | +2.5 |
| Broken cloud with strong cold southerly winds. | ||||||||||||
| 6 | 4.1 | 11.3 | 8.5 | 6.4 | 32 | 153 | North East | 0 | 0 | 1008.4 | 1018.1 | -9.7 |
| Clear and sunny with cool NE winds in the afternoon. | ||||||||||||
| 7 | 7.1 | 22.0 | 13.0 | 11.3 | 43 | 267 | North East | 0 | 0 | 994.6 | 1008.1 | -13.5 |
| NE winds from early morning easing around midday and turning gusty NW. A strong southerly change at night but remaining dry. | ||||||||||||
| 8 | 3.1 | 18.2 | 11.1 | 8.7 | 44 | 205 | North East | 0 | 0 | 995.7 | 1007.4 | -11.7 |
| Fresh, cool NE winds from early morning easing in the afternoon and turning milder northerly for a time. High cloud increasing mid afternoon. | ||||||||||||
| 9 | 4.6 | 18.1 | 11.0 | 11.0 | 54 | 259 | North East | 1.0 | 9.4 | 996.3 | 1005.3 | +9.0 |
| Rain and strong southerly winds early morning abating by 8am. Cloud clearing and winds turning gusty west to nor'west for a time in the afternoon and evening. | ||||||||||||
| 10 | 1.6 | 13.1 | 7.9 | 8.6 | 40 | 205 | South | 0 | 0 | 995.7 | 1014.5 | +18.8 |
| Sunny with cool southerly winds, strong at times. Some afternoon cloud. | ||||||||||||
| 11 | 2.7 | 22.9 | 13.1 | 3.2 | 23 | 76 | North East | 0 | 0 | 1009.6 | 1014.5 | -4.9 |
| Some high cloud but mostly sunny with light winds. | ||||||||||||
| 12 | 9.7 | 26.2 | 15.7 | 8.5 | 53 | 199 | North East | 0 | 0 | 1008.1 | 1014.7 | +6.6 |
| Warm west to nor'west winds in the morning changing to cooler NE early afternoon with much cooler temperatures. Some high cloud but mostly sunny. | ||||||||||||
| 13 | 9.7 | 28.4 | 19.6 | 12.7 | 54 | 299 | West | 0 | 0 | 1006.2 | 1014.2 | -8.0 |
| Warm with gusty west to nor'west winds, strong at times. Some high cloud but mostly sunny. A new record high temperature for October at my station, running since 2000. | ||||||||||||
| 14 | 11.8 | 20.2 | 16.7 | 11.9 | 51 | 281 | North East | 0 | 0 | 1001.3 | 1011.2 | -9.9 |
| Sunny morning, cloud increasing from mid afternoon. Cool NE wind. (The days high of 20.2 was recorded at half past midnight.) | ||||||||||||
| 15 | 7.6 | 22.0 | 16.2 | 11.3 | 43 | 266 | West | 0 | 0 | 996.9 | 1005.7 | +8.2 |
| Morning high cloud clearing in the afternoon. A change from mild westerlies to colder southerly winds late afternoon with increasing cloud dropped the temperature about 12 degrees in an hour. | ||||||||||||
| 16 | 4.6 | 14.1 | 8.7 | 9.9 | 50 | 234 | South | 0.6 | 1.6 | 1001.9 | 1014.9 | +13.0 |
| A cool southerly change late morning with increasing cloud and some light showers. Cloud clearing and wind easing during the evening. Another southerly front with strong winds and hail showers at night. | ||||||||||||
| 17 | 3.8 | 13.6 | 8.6 | 10.8 | 50 | 254 | South | 0.2 | 0.6 | 1014.9 | 1025.5 | +10.6 |
| Early morning hail showers. Cloud clearing by early afternoon. Southerly winds easing in the evening. | ||||||||||||
| 18 | 2.1 | 15.9 | 9.5 | 7.2 | 44 | 171 | North East | 0 | 0 | 1015.0 | 1026.1 | -11.1 |
| Some high cloud but mostly sunny with a fresh NE wind in the afternoon. | ||||||||||||
| 19 | 8.7 | 25.6 | 17.1 | 11.5 | 61 | 270 | North | 0 | 0 | 1000.1 | 1014.9 | -14.8 |
| Strong west to nor'west winds early morning easing by mid morning then picking up again mid afternoon. Morning high cloud clearing to a sunny afternoon. | ||||||||||||
| 20 | 5.5 | 23.9 | 13.8 | 9.7 | 52 | 229 | North East | 0 | 0 | 1007.3 | 1019.9 | +12.6 |
| Sunny with a strong NE wind in the afternoon. | ||||||||||||
| 21 | 9.8 | 24.4 | 15.2 | 11.1 | 44 | 261 | North | 0 | 0 | 1000.2 | 1019.1 | +18.9 |
| High cloud with north to nor'west winds, gusty for a time later in the afternoon. A change to cooler southerly winds in the evening but remaining dry. | ||||||||||||
| 22 | 5.3 | 11.2 | 8.6 | - | - | - | - | 0 | 0 | 1012.8 | 1020.0 | +7.2 |
| Cloudy and cool with light southerly winds in the morning turning NE late morning. A few spots of rain but remaining dry. Note: Weather station off for 6 hours during the day for an upgrade. | ||||||||||||
| 23 | 3.8 | 13.5 | 9.4 | 6.0 | 33 | 143 | North East | 0 | 0 | 1005.1 | 1019.4 | -14.3 |
| Cloudy with a few breaks during the day. Low cloud on the Port Hills. A few spots of drizzle but remaining. NE winds easing in the evening. | ||||||||||||
| 24 | 6.8 | 11.2 | 8.8 | 13.1 | 38 | 310 | South | 1.2 | 9.8 | 1008.4 | 1015.0 | +6.6 |
| Cold southerly winds with showers. Showers easing in the evening. | ||||||||||||
| 25 | 5.1 | 14.6 | 9.1 | 6.5 | 27 | 156 | South | 0.2 | 1.2 | 1010.4 | 1014.8 | -4.4 |
| Early morning showers. Cloud breaking and clearing by mid afternoon. Wind changing to light NE in the evening. | ||||||||||||
| 26 | 5.9 | 18.8 | 12.4 | 7.1 | 29 | 167 | North East | 0 | 0 | 1011.9 | 1015.1 | +3.2 |
| Sunny with NE winds. High cloud increasing from late afternoon. | ||||||||||||
| 27 | 9.9 | 23.8 | 15.4 | 9.0 | 43 | 213 | North East | 0 | 0 | 1000.8 | 1014.6 | -13.8 |
| Morning cloud breaking and clearing late afternoon. NE winds in the morning, N to NW winds in the afternoon. | ||||||||||||
| 28 | 5.5 | 20.5 | 13.4 | 8.4 | 37 | 198 | North East | 0 | 0 | 994.4 | 1007.2 | -12.8 |
| Cool with NE winds in the morning. Milder in the afternoon with NE winds easing. Cloudy for most of the day. | ||||||||||||
| 29 | 8.9 | 24 | 16.8 | 6.7 | 34 | 158 | North East | 0.4 | 1.2 | 986.8 | 995.4 | -8.6 |
| High cloud in the morning. Showers from mid afternoon with a westerly change. Lowest barometer reading since 16th June. | ||||||||||||
| 30 | 6.8 | 13.7 | 9.9 | 17.4 | 60 | 412 | South | 1.6 | 19.0 | 989.9 | 1016.1 | +26.2 |
| Strong cold southerly winds with rain in the morning. Rain easing by mid morning and cloud breaking in the afternoon. Winds easing in the evening. | ||||||||||||
| 31 | 6.3 | 15.8 | 10.0 | 5.4 | 28 | 126 | North East | 0 | 0 | 1015.4 | 1018.6 | +3.2 |
| Cloud breaking for a time about the middle of the day but mostly overcast. Cool NE wind and some drizzle in the evening. | ||||||||||||
