Tuesday 12th December Weather Observations

[Summer Sun]

Dry and cold 

Temp -0.9

[Shanice]

Pollard's Hill, Surrey

Recordings Taken At Midnight:

Current Conditions: Clear

Current Temp: -0.9°C

Current Barometer Reading: 999mb (Rising)

Humidity: 38%

[SteveB]

Dry cold frosty start

Temp -2.4c

[johnholmes]

Clear sky with the current low at -3.4 C and patches of snow still lying around in the back garden, ponds frozen

[Katrine Basso]

Temperature	-2.5 °C	Apparent Temperature	-4.9 °C
Last hour variation	-0.1 °C	Wet thermometer	-2.6 °C
Average Temperature	-2.2 °C	Humidity	98%
Heat index	-2.5 °C	Dew point	-2.8 °C
Windchill	-2.5 °C	Evapotranspiration Today	0.00 mm
Solar Radiation	0 W/m²	UV index	0
Sunny	No	Current solar max	8 W/m²
Cloud base	111 ft

[Summer Sun]

Sunny start with a dusting of snow from last night still visible

Temp -2.4c

[kar999]

Penetrating frost last night. Car thermometer dropped to -12 this morning just after dawn... by no means accurate but not far off as nearby Shawbury recorded -12.4

Light fog/mist over deep snow fields with sun trying to break through

 

[Polar Maritime]

A cold night with a hard frost over the snowfields dropping to -5.7c. Currently -4c with 100% snow cover of around 9cm.

[jimben]

Sunny blue skies after a sharp frost with temperatures falling to minus 5.6c. Lying snow 100% cover.

[Polar Continental]

Tuesday 12th December 2017

 

Very cold overnight, temperature dropping to -9.1c I the screen and -13.5c on the snow. At observation, sunny, temperature has risen to -7.2c. Shallow freezing fog.

 

Maximum temperature to 18:00 GMT yesterday 1.2∞C.

Minimum temperature overnight -9.1∞C

24-hour maximum 1.2∞C

24-hour minimum -9.1∞C

Minimum temperature on grass / Snow -13.5c

Maximum wind gust: (Midnight to Midnight) 9.1 mph SW

Rainfall total: 0.0mm

Mean Snow depth = 6.5cm. 90% cover.

 

Conditions at 09:00 GMT

 

3Oktas Cirrus.

Visibility 250 Yds Shallow freezing fog.

Temperature: -1.0∞C

Humidity: 86.1%

Dew point -3.0∞C

Wind Direction: SW force 2

Barometer 1006.3mb: Trend: rising.

 

Yesterday.

 

Cloudy overnight with further mainly light snow producing an additional covering. Frost. The snow stopped around 05:30 GMT followed by a few clear spells for a short time before increasing high cloud towards observation. Mean Snow depth 9.0cm

[Terminal Moraine]

A dry and clear night with the temperature up and down like a yo yo, as is usual here in these situations. Dry and sunny so far this morning.

At 0900

Temp; -1.2c

24 hr max; 0.2c

24 hr min; -3.3c

Grass ( snow ) min; -6.9c

Rainfall in 24 hrs ending 0900; 0.0 mm

Mean wind speed; 10 mph W

1 okta Ci

Vis; over 80 km.

Mean depth of lying snow; 9.7cm; 100% cover 

[DTHFCJ]

Dry cold and frosty,cloudy with light winds.

[The PIT]

Funny old day. Temps at five were -0.8C by 06:35 am -2c, Sunny spells slow thaw of snow but still got full cover. Snow depth 2.5cm. Max temp was this morning and then it fell during the afternoon.

Max temp 2.6C now 1.3C low -2.9C, Barometer 1002mb falling, Wind F3 Sw, rainfall Nil

[vizzy2004]

Cold and sunny morning with an increase in high cloud this afternoon. Dusting of snow still lying from last nights showers.

Current Temp: 0.8c (high so far)

Overnight Low: -3.3c

Wind: 10mph S

 

 

[SteveB]

Dry clear start, clouding over late on.

Temp 5.3c

Max Temp 5.3c

Min Temp -2.5c

[Terminal Moraine]

Dry, cold and sunny until early afternoon, then increasing high and medium level cloud.

At 1800

Temp; -1.2c

Max today; 1.6c

Min last night; -3.3c

Grass ( snow ) min; -6.9c

Rainfall from 0900-1800; 0.0 mm

Sunshine today; 2.94 hrs .

Mean wind speed; 12 mph S

Highest gust today; 25 mph SW at 1356

7 oktas As and Ac

Vis; 40 km

Mean depth of lying snow; 9.7cm. 100% cover.

[BlakeyWeather]

Snowing again.

Current Temp: -1.0c

Today's Low: -1.8c

Today's High: 0.6c

Wind: 13mph

Wind Gusts: 18mph

Wind Direction: SW

Wind Chill: -9c

Pressure: 1002 hPa

[hillbilly]

Dry and frosty start becoming cloudy max 2 deg min -3 deg

[Stargazer]

Clear and very cold start with a hard frost then dry all day, clouding over late afternoon. Rain arrived around 9pm. Maximum 4.1, minimum -4.2. Wind light SW.

[Shanice]

Daily Report At Pollard's Hill, Surrey

After a Cold Frosty Start, It Was Rather Cold, Dry And Sunny Day, Becoming Cloudy This Evening With Some Rain Before Midnight.

Past 24 Hours Recordings: Tuesday 12th December 2017:

Max Temp: 6.3°C

Min Temp: -3.0°C

Rainfall: 0.4mm

December 2017 Stats:

Temperature:

Max Temp Avg: 7.31°C

Min Temp Avg: 2.66°C

Mean Temp Avg: 4.98°C

Highest Daytime Max Temp: 12.4°C on the 7th

Lowest Daytime Max Temp: 2.6°C on the 11th

Highest Night Min Temp: 8.4°C on the 6th

Lowest Night Min Temp: -3.0°C on the 12th

Rainfall:

Highest 24 Hours Rainfall: 16.6mm on the 10th

Total December Rainfall: 32.7mm

Pressure:

Barometer High 1035mb on the 4th

Barometer Low: 972mb on the 10th

Yearly 2017 Stats:

Temperature:

Highest Daytime Max Temp: 33.0°C on 21st June

Lowest Daytime Max Temp: 0.8°C on 26th January

Highest Night Min Temp: 18.7°C on 19th June

Lowest Night Min Temp: -3.6°C on 23rd January

Rainfall:

Highest 24 Hours Rainfall: 36.9mm on 9th August

Total Year Rainfall: 540.0mm

Driest Month: 2.1mm...April

Wettest Month: 93.2mm...July

Pressure:

Barometer High: 1038mb on 17th January

Barometer Low: 972mb on 10th December