Dec 012013
 

November 2013 was colder, drier and less windy than average, in fact the month was the least windy November recorded here.

The average temperature in the month was only 5.7°C, compared to the mean for November of 6.6°C. Only November 2010 was colder with an average temperature of 4.8°C. The maximum temperature was 12.2°C recorded on the 11th at 19:04, and the minimum temperature was -2.3°C recorded on the 19th at 21:46. The first ground frost of the Autumn was recorded at 07:08 on the 4th, and the first air frost occurred on the 19th when -2.3°C was recorded at 21:49. This was the lowest temperature since March 31st. The 19th was a particularly cold day with the maximum temperature of only 4.8°C recorded at 12:43. This was the lowest maximum temperature since April 1st. There were 67.6 sunshine hours in the month, compared to 57.2 hours in 2012. This was much higher than October’s figure of 46.9 hours. The maximum heat index was 12.2°C recorded on the 11th at 19:04, and the average dew-point for the month was 4.1°C. There were five frost days.

Most of the high winds occurred at the beginning of the month before high pressure dominated in the latter half. The highest gust was 34.5 mph from 270 ° (W) recorded at 21:01 on the 2nd, and the highest wind speed was 20.7 mph from 270° (W) also on the 2nd at 20:02. The average wind speed for the month was only 2.6 mph, with the average gust speed being 4.5 mph. The mean wind speed for November is now 4.4 mph. The total wind run was 1862 miles, compared to the average of 3193 miles.

Rainfall totals for the month were low with only 31.2 millimetres being recorded, compared to the November average of 63.6 millimetres. Only November 2011 was wetter. Rain fell on 21 days, with the wettest day being the 6th when 5.8 millimetres fell. So far this year there has been 429.2 millimetres of precipitation, 78.7 millimetres lower than the average for the end of November. No snow was recorded. Evapotranspiration for the month was 12.7 millimetres, compared to 14.0 millimetres in 2012.

The maximum barometric pressure was 1040.4 millibars recorded at 23:20 on the 25th, the highest pressure recorded this year. The lowest pressure recorded was 985.4 millibars on the 2nd at 18:51. The average pressure for the month was 1016.4 millibars, a record for November, as was the maximum.

Weather Underground graph for November 2013.

Weather Underground graph for November 2013.

 

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