MONTHLY WEATHER REVIEW - ARMIDALE NSW

OCTOBER  2015



October 2015 was warm, dry and thundery.
The rain total of 30.0 millimetres was 38 mm less than the average with most of the rain falling from thunderstorms.
Day temperatures were unusually high with 25.0 degrees exceeded on 12 days. It was the second warmest October on record at the present weather station site.
Thunderstorm activity was much higher than normal with storms on nine days. There was hail with a storm in the afternoon of the 13th.

There were only two frosts on the 1st and 2nd, and winds were mostly light westerlies.

There were no noteworthy events.

 

OCTOBER 2015 STATISTICS  (long term averages in brackets)

Rainfall:  30.0 mm  (67.6 mm)

Rain days:  9  (9)
2015 rainfall total Jan to Oct:  448.8 mm  (612.6 mm)

Average maximum temp:  23.9 deg  (20.7 deg)   

Average minimum temp:  6.8 deg  (5.5 deg)   

Highest maximum temp:  29.0 deg on the 6th

Lowest maximum temp:  16.7 deg on the 28th

Highest minimum temp:  10.5 deg on the 15th

Lowest minimum temp:  0.9 deg on the 1st

Fine sunny days:  16  (18)

Ideal weather days:  4  (2)

Days with thunderstorms:  9  (4)

Days with frosts:  2  (7)  light: 2 

Days with fogs: 2  (2)

Wind direction at 3pm & number of days:  E: 10,  W: 7,  SW: 6,  NW: 3,  NE: 2,  SE: 1,  N: 1,  S: 1

Average daily pan evaporation:  4.3 mm  (4.1 mm)

Thunderstorm details:

10th:   7.10pm - thunder in north-east - no rain
11th:   5.50pm - thunder in west - no rain
          7.20-7.30pm - slight storm from west
          10.05-10.15pm - slight storm from west - 1.8 mm rain from both these storms
13th:   3.15-4.15pm - moderate storm - 4.6 mm rain; 3.57-3.59pm - hailstones up to 10 mm diameter
          4.15-5.30pm - thunder heard
14th:   2.25-2.30pm - thunder heard in north - no rain
17th:   5.00-6.00pm - heavy storm from south-east - light rain
          6.10-7.10pm - thunder heard in south & west
19th:   5.00-5.05pm - slight storm from south-east - 2.2 mm rain
22nd:  10.25am-12.00noon - moderate storm from north-west
26th:   6.00-7.15pm - moderate storm from west;  5.45-5.55pm - squalls - gusts to 76 km/hr at airport
27th:   4.00-4.45pm - thunder heard in north - no rain
          11.00-11.45pm - slight storm from west - 7.8 mm rain