December 2013 - Lower Bourne, Farnham, Surrey
 

Davis vantage pro2 wireless @ 75m AMSL.

Site is in a steep-ish wooded valley.


Highest tmax: 11.7C (16th)
Lowest tmax: 4.6C (11th)
Mean tmax: 8.7C

Highest tmin: 7.0C (21st)
Lowest tmin: -2.5C (5th)
Mean tmin: 1.4C

Mean ((tmax+tmin)/2): 5.0C
Mean (1min): 5.3C

Air frosts: 12
Hours of frost: 61.6 (8.3% of month)

Highest gust: 34mph (23rd, 27th, 30th)

Highest UV: 0.6 (5th)
Mean max UV: 0.2

Highest w/m2: 174 (9th)
Mean max w/m2: 104

Highest dewpoint: 11.6C (15th, 16th)
Lowest dewpoint: -3.1C (5th)

Rain days (=0.2mm): 22
Rain: 153.6mm
Wettest day: 37.4mm (23rd) (49.2mm event total)

Highest mb: 1035.0mb (2nd)
Lowest mb: 975.4mb (24th)
Mean mb ((min+max)/2): 1014.6mb


--
Brian Wakem
Lower Bourne, Farnham, Surrey
http://www.brianwakem.co.uk/weather/latest_obs.txt
http://www.brianwakem.co.uk/weather/...am%20Vale.html