WEATHER ANALYSES FOR 2006
Click here to view annual statistics. Click here to view monthly statistics.MONTHLY WEATHER REVIEWS AND CLIMATOLOGICAL SUMMARIES
Headline: Generally a very dry month well
below average. Mild during the third week before ending with a cold snap.
Headline: A cold month with temperatures well below average. Despite a
couple of mild days in the second week, the arrival of Spring was not felt
until the final week. Again, rainfall was below average.
Headline: A changeable month with a succession of frontal systems crossing the county separated by ridges of high pressure. Mostly mild despite a cold spell early on
Headline: Very wet with more than one and half times the average
rainfall. A warm start, but turning progressively cooler as the month
proceeded.
Headline: The driest June in Northampton
for more than 80 years. A heatwave around mid-month culminated in above average
temperatures.
Headline: Generally unsettled with rainfall significantly above average. Some spectacular thunderstorms around mid-month. Temperature and sunshine very much in line with the average for August
Headline: The warmest September since 1985 and the second warmest since 1949. Sunshine recorded above average.
Headline: An exceptionally mild month with an absence of ground or air frost and above average rainfall.
Headline: High pressure dominated the first week with some chilly mornings, but thereafter the county came under the influence of a run of very active Atlantic lows and a mild south-westerly airstream.
Headline: A strong cyclonic influence resulted in very mild temperatures and high rainfall over the first half of the month. A protracted period of anticyclonic gloom then followed across the Christmas periodClimatological Statistics for 2006
Air Temperatures:
The Highest Maximum: 35.5C on 19th July
The Lowest Maximum: -1.3C on 2nd February
The Highest Minimum: 19.8C on 20th July
The Lowest Minimum: -6.4C on 3rd March
The Mean Maximum: 15.1C
The Mean Minimum: 7.1C
The Overall Mean: 10.5C
Difference from the 1971-2000 mean: +0.2C
Relative Humidity:
Highest Relative Humidity (at 0900): 100% on 7th & 22nd January; 18th & 19th February; 18th October & 20th December
Lowest Relative Humidity (at 0900): 30.7% on 19th July
Mean Relative Humidity (at 0900): 83.8%
Dew Point:
Highest Dew Point (at 0900): 20.1C on 27th July
Lowest Dew Point (at 0900): -5.1C on 5th April
Mean Dew Point (at 0900): 8.2C
Rainfall:
Total: 624.1mm
Duration: 415.0hrs
Highest 24 hour fall (from 0900): 23.2mm on 11th October
Rain Days (>/=0.2mm): 172
Wet Days (>/=1.0mm): 121
Difference from the 1971-2000 mean: 100.8%
Sunshine:
Total Duration of Bright Sunshine: 1502.1hrs
Sunniest day: 15.5hrs on 18th July
Sunless days: 64
Cloud cover (mean at 0900): 5.6 oktas (70.0%)
Difference from the 1971-2000 mean: 113.5%
Pressure (reduced to sea level at 0900):
Highest Pressure: 1044.4mb on 22nd December
Lowest Pressure: 980.4mb on 23rd November
Mean Pressure: 1015.2mb
Winds
Run of wind (mean over 24 hrs): 118.5 miles
Mean daily wind speed: 6.4 mph
Run of wind: 43218 miles
Highest Maximum Gust: 55 mph on 29th December
Other Gusts >/= 50mph: none
Highest wind strength (at 0900): 27.7mph on 5th December
Mean wind strength (at 0900): 7.3mph
Winds from the Following Directions:
N 53 NE 26 E 23 SE 20 S 72 SW 59 W 29 NW 64 Calm 19
Ground Temperatures:
Lowest Grass Minimum: -9.6C on 4th March
Mean Grass Minimum: 3.9C
Lowest Concrete Minimum: -5.5C on 23rd March
Mean Concrete Minimum: 6.4C
Lowest Bare Earth Minimum: -5.5C on 7th March
Mean Bare Earth Minimum: 6.2C
Soil/Earth Temperatures:
Surface mean: 11.1C
5cm mean: 10.6C
10cm mean: 10.9C
20cm mean: 11.2C
30cm mean: 11.5C
40cm mean: 11.5C
50cm mean: 11.8C
100cm mean: 11.3C
