Post by sky on May 22, 2021 16:59:01 GMT 12
Bishopdale CHCH weekly weather summary for weekending 21st of
May 2021.
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A.v.g night air temp this MAY so far is 3.85c
which is 0.15c cooler than AVG.
14th coldest ON RECORD MAY night temps..
AVG IS 4c 1991-2020 Avg
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Avg Day temps this MAY so far are 16.19c
which is 1.79c warmer than avg.
6th Warmest ON RECORD for May DAY TEMPS.
AVG IS 14.4c. 1991-2020 Avg
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Avg MONTH temps this MAY = 10.02c.
Which is 0.82c warmer than AVG.
8th Warmest ON RECORD for May.
AVG IS 9.16c. 1991-2020 Avg
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A.V.G 2021 air temp so far is 15.02c.
Which is 3.27c WARMER than AVG for a year.
AVG is 11.79c.
DOWN 0.32c on last week.
4th Warmest on record for week 20.
This time last year the avg was 14.35c
RECORD WARM YEAR WAS 1998 = 12.36c.(all years)***
***NOTE== This is for the years since 2012.
Before 2012. I did not have a weekly breakdown of avg years temps.
The avg over the last 29 years can only be done at the end of the year.
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Ground avg temps for this MAY is 14.7c
DOWN 0.2c from last week.
Warmest on record for week 20.
And 0.2c warmer than last May same week.
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RAINFALL we have had 24mm rain this MAY
which is 3rd driest on record.
wettest was in 2009=158mm.
driest was in 2012=11.4mm
A.v.g =52mm
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SUN IS Colder THAN AVG.
0.95c colder than AVG. Cycle 24 AVG.
Cooler than last week by 0.46c.
And 2.11c COLDER than last MAY.
And 5.56c colder THAN in May 2019.
Solar Cycle 25 STARTED ON THE 20/4/20.
Solar MAX should be in 2026.
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Air Temp taken in SUNLIGHT (NOT SHADE TEMP).
Warmest this MAY sofar is 42.5c on day 11.
Record WARM was 47.1c in 2020.
Coldest grass temp THIS MAY IS -4.9c on day 13.
COLDEST MAY GRASS TEMP ON RECORD IS -9.8C IN 2014.
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WE HAD 4 AIR FROSTS this MAY so far WHICH is below AVG .
AVG is 4.8 AIR frosts.
WE HAD 6 GRASS FROSTS THIS MAY.
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.....................WIND-RUN.....................
Chch has had so far 2535KM of wind-run this May so far.
So far lowest on record.
Avg For all of May is 3943KM.
May Most were in 2016= 5477KM.
May LOWEST was in 2012=3100KM.
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