Chch weekly weather summary for WEEK ending 4th of September

[Bishopdale Weather]

Bishopdale Chch weekly weather summary for WEEK ending 4th of September 2020.
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A.v.g night air temp this September so far is -0.28c which is 3.88c COOLER than avg.
Coldest ON RECORD September night temps.
Avg IS 3.6c
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Avg Day temps this September so far are 14.15c which is 1.15c Colder than avg.
5th COLDEST ON RECORD for September DAY TEMPS ON RECORD.
Avg IS 15.32c.
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Avg MONTH temps this September =6.94c.
Which is 2.51 colder than avg.
COLDEST ON RECORD September avg temps.
Avg IS 9.45c.
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A.V.G 2020 air temp so far is 11.42c.
Which is 0.35c colder than avg for a year.
4th Warmest on record for week 35.***
avg is 11.77c.
DOWN 0.11c on last week.
RECORD WARM YEAR WAS 1998 = 12.36c.(all years)
This time last year the avg was 11.59c

***This is for the years since 2013.
Before 2013. 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 September is 11.7c
UP 0.3c from last week.
Warmest on record for week 35,
And 1c warmer Than same week last September.
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RAINFALL we have had 7.9mm rain this September.
lowest on record.
avg September rainfall is 411mm.
lowest=21.1mm in 2011
most 77.3mm in 2017.
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SUN IS Warmer THAN avg.
0.41c Warmer than avg.
colder than last week by 0.06c.
And 1.37c colder than last September 2019.
And 1.8c Warmer THAN in 2018.
coldest ON RECORD FOR WEEK 35,

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 DAY this September so far is 35.6c on day 3
The last record WARM September day was 48.8c in 2010.
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Coldest night on the grass was -6.5c on day 3.
COLDEST September GRASS TEMP ON RECORD IS -8.9c IN 2016.
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WE HAD 3 AIR FROSTS this September
WHICH IS avg ON RECORD.
avg is 3 AIR frosts.
lest air frost on record is 1 in 2014,2015,2016,2017.
most air frost on record is 10 in 2012
WE HAD 3 GRASS FROSTS THIS September.
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.....................WIND-RUN.....................
Chch has had so far 609KM of wind-run this September so far.
lowest on record.
Avg For all of September is 4830KM.
Most was in 2018=5980KM.
LOWEST was in 2011=4621KM.
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