Crondall Weather

 

Latest Weather Statistics From Crondall Weather

Last Updated:  00:45 AM on the 17th January  Next Update: 12:50 am

It's currently Dry and based on the last 12 hours weather trends we expect the weather to be clearing, cooler and windy.. Today we have 08:27 hours / mins of possible daylight  compared to yesterday 08:25:00 (a change of 00:02:30 ) with the sun rising at 08:00 and setting at 16:27. Since the shortest day on 21st December our daylight has increased by 00:33 hours/mins.

Temperature

Currently it's 1.8°C (which feels like -2.8°C), and in the last hour has changed -0.3°C/last hr. Current humidity is 90% with a high today of 90% and a low of 88%. The maximum temperature today has been 2.2°C at 12:00 AM and the minimum 1.8°C at 12:31 AM. Over the last week the maximum temperature has been 10.7°C and the minimum has been -1.0°C.

This day last year the maximum was 5.1 C and the minimum was -2.9 C. Our highest ever January temperature is 14.2°C which was in 2015 during day 9 , and our lowest ever January temperature is -15.3°C which was in 2010 during day 7.

The average temperature this month is  5.6C (compared to a 30 year average for the month of 5.0deg;C). The maximum has been 12.4C (on day 4) and the lowest -1.0° C (on day 10).

There have been 2 days this month where the temperature has gone below freezing (we would normally expect 9 days of frost in January) and 2 days in total this year (we would normally expect 9 days of frost to the end of January). Since midnight today we have had 00:00 hours of frost. Going the other way there have been 5 days this month where the temperature has gone above 10C.

The highest temperature we have ever recorded is 35.6 °C which happened in month 7 on day 19 in 2006, and the lowest is -15.3 °C which happened in month 1 on day 7 in 2010.

Wind

Current average windspeed is 12 mph (from a  West direction). In the last hour the maximum gust has been 23.0 mph and the maximum gust today has been 23.0 mph at 12:42 AM from the W. The maximum gust this month has been 50.9 mph (on day 4). The average direction for the month has been West southwesterly.

The strongest gust we have ever recorded is 65.6 mph which happened in month 3 on day 28 in 2016.

So far today we have had 4.83 miles of windrun (yesterday 186.36miles) compared to our all time record of 334.2 miles on 13 1 2008.

Rainfall / Snow

Today there has been 0.0mm of rain (yesterday 4.0 mm), which gives 37.8mm for the month (compared to a 30 year average of 62mm). The most rain we have ever had in a month is 222.6mm,which was in 2014 (month 1).

The most rain we have ever had in a day is 56.9mm which was in month 9, day 15 2009, and the most we have ever had in an hour is 33.3mm which occurred during hour 1 in month 8 on day 26 of 2015.  

So far this month we have had 10 days with rain and it's been 0 days since it last rained (on 16/1/2018). The longest period we have have had with no rain is 30 days, which was in 2014 (month 1).

Over the last week we have had 13.9mm of rain and it's been raining now for 0minutes This year we have now had 37.8mm out of our normal annual rainfall of 657mm)

So far this winter we have had 1.0cm of snow, with snow falling on 1 days.  There has been 0.0cm of snow today (yesterday 0cm) and the snow depth is currently 0cm.  We estimate that snow will fall today at 69mtrs above sea level.

Pressure

Current pressure is 996.9 mb and is Steady, with +1.6 mb in the last 3 hours and -0.2 mb in the last 12 hours. The highest pressure recorded since Feb 1996 is 1049.1mb in month 11, day 4 of 2006 and the lowest is 961.8mb in month 3, day 10 of 2008

Air Quality Index

The current Air Quality Index (AQI) level is 6.6 which is Good

Under 50 is Good. 51 to 100 is Moderate. 101 to 150 is Unhealthy for Sensitive Groups. 151 to 200 is Unhealthy. 201 to 300 is Very Unhealthy and above 300 is Hazardous! These readings are taken from our Purple Air monitor and a full map and trend analysis can be seen here

The 2.5 micron particle measure is currently 1.6 which compares to 2.2 in the last 60 mins and 3.6 average for the last 24 hours (with a maximum of 39.3).

In this context Under 38 is Good. 39 to 88 is Moderate. 89 to 138 is Unhealthy for Sensitive Groups. 139 to 351 is Unhealthy. 352 to 526 is Very Unhealthy and above 526 is Hazardous!

Danger of Fire

The current Fire Weather Index (FWI) level is 0.0 which compares to 0.0 yesterday and therefore the danger of fire is seen as Low-Moderate. Under 7 is Low. 8 to 16 is moderate. 17 to 31 is High, and above 32 is seen as being Extreme / Catastrophic!

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