MONTHLY WEATHER REVIEW - ARMIDALE NSW
April 2012 was a mild partly cloudy month with light winds and light rain.
The month started with warm and dry conditions with temperatures reaching the low to mid-twenties up until the 10th. Slightly cooler and cloudy conditions prevailed for the rest of the month with a number of light rainfalls.
Rain for the month was divided into main two events, both caused by trough systems. The first from the 15th to the 19th delivered 19.6 mm of rain, and the second event on the 23rd and 24th produced a further 19.6 mm. Two more light falls on the 28th and 29th resulted in a total of 48.8 mm for the month, slightly exceeding the long term average.
Temperatures overall were very close to normal with no notable extremes. 20.0 degrees was exceeded on 15 days.
Winds were predominantly light easterlies, there were no thunderstorms, and the first frosts of the year occurred on the 10th and 11th which produced a frost-free period of 170 days since the last frost in 2011 on 22nd October.
There were no noteworthy events.
APRIL 2012 STATISTICS (long term averages in brackets):
Rainfall: 48.8 mm (45.5 mm)
Rain days: 11 (8)
2012 rainfall total Jan to Apr: 251.8 mm (301.4 mm)
Average maximum temp: 20.0 deg (20.0 deg)
Average minimum temp: 7.1 deg (6.4 deg)
Highest maximum temp: 26.3 deg on the 8th
Lowest maximum temp: 12.7 deg on the 25th
Highest minimum temp: 13.0 deg on the 16th
Lowest minimum temp: -0.2 deg on the 10th
Fine sunny days: 13 (15)
Ideal weather days: 2 (3)
Days with thunderstorms: 0 (1)
Days with frosts: 3 (5) light: 2, moderate: 1
Days with fogs: 5 (5)
Wind direction at 3pm & number of days: E: 13, W: 6, SE: 5, S: 3, NE: 1, SW: 1, NW: 1
Average daily evaporation: 2.3 mm (2.6 mm)