Halesowen Weather

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SEPTEMBER 2021

September was much milder than usual,
the rainfall was statistically normal , with a dry start
but wet, cooler and windy at the end!

Click here for details of all months in 2021

Halesowen 65 year, 10 year and 30 year Overview
Basic statistics about temperature and rainfall, and more,
have all been updated to the end of 2020...
See 50 Years of Records and 30 Year Summaries 1991-2020

	Halesowen, West Midlands lies 13km to the west of Birmingham in central England. Find out about the weather here for the last 65 years
2021 Weather 2020 Weather 2019 Weather 2018 Weather Other Recent Years Late Frosts?		Long term records 65 years monthly stats Details 1956 to present Extremes Central England Records Articles from 1947, 1979-2003 30 year stats 1991-2020 Climate Trends
	Calculation Tools to work out things like dew point and wind chill, and lists of sunrise and sunset times. Try my links to some other useful weather websites. Requests for Information

SEPTEMBER 2021 September was a mild month, having the 2^nd highest mean temperature (beaten in 2006). While rainfall was normal overall, none fell in the first 8 days, and most fell in the final 4 days of the month, which were also the windiest days. After a short lived very warm spell at the start of the month the temperature steadily fell in the second half, feeling decidedly autumnal by the end of the month. Sunniest days were 4^th – 8^th, 16^th, 19^th – 20^th, 22^nd and 26^th – 27^th. Dullest days were 2^nd, 13^th and 25^th. =================== SEASONAL REPORT FOR Summer (Jun, Jul, Aug 2021) Summer had the 4^th = highest mean temperature 17.3C (beaten only in 1995, 2006 and 2018) with the 10^th = highest MeanMax and 3^rd = highest MeanMin. The LoMin of 6.8C was the highest summer Lomin on record here. Rainfall was statistically normal overall, June a bit drier, but July wetter. Torrential rain seemed more frequent, with 5 of the 9 greatest rain days this year falling in this summer period, 25.2mm on 25/6, 21.4mm on 4/7, 13.4mm on 29/7, 16.6mm on 19/8 and 18.2mm on 21/8. However the number of raindays, wetdays and very wet days was about normal, the intensity being greater. this year normal anomaly MeanMax 22.3 20.7 +1.6 (10^th = highest) MEAN 17.3 15.8 +1.5 (4^th = highest) MeanMin 12.4 10.9 +1.5 (3^rd = highest) LoMin 6.8 (highest summer Lomin) RAINFALL 202.4 197.9 102.3% Raindays 38 40.6 Wet Days 29 30.5 V Wet Days 13 12.7	TEMPERATURES 21.3 mean max (C) 11.7 mean min (C) 16.5 mean (C) +2.3 diff from av (C) 31.7 high max (C) on 7 14.4 low max (C) on 29 16.2 high min (C) on 10 5.7 low min (C) on 29
	RAINFALL 64.2 rain total (mm) 98% of av Most rain was 13.2 mm on 28^th 14 raindays (days with >=0.2mm) 12 wetdays (days with >=1mm) 6 very wet days (days with >=5mm)
	OTHER No days with ground frost or air frost No days with fog No days with thunder 60% cloud cover percent 92% mean RH Mean pressure was 1018.1mb

Halesowen 65 year, 10 year and 30 year

Mean Min, Max and Mean Temperatures
and Mean Total Rainfall

	*Temperature C*			*Rainfall mm*
	*MMin*	*MMax*	*Mean*
65 year 1956 - 2020	5.8	13.6	9.7	785.8

*10 year*
1956 - 1960	5.3	13.0	9.1	794.6
1961 - 1970	5.1	12.6	8.9	754.1
1971 - 1980	5.5	13.2	9.4	748.4
1981 - 1990	5.5	13.6	9.5	756.2
1991 - 2000	5.9	13.8	9.9	760.1
2001 - 2010	6.5	14.3	10.4	777.2
2011 - 2020	6.7	14.6	10.6	913.6

*30 year*
1971 - 2000	5.6	13.5	9.6	754.9
1981 - 2010	6.0	13.9	9.9	764.5
1991 - 2020	6.4	14.3	10.3	816.9

Halesowen Annual Summary for 2020

A mild year overall, the 4^th mildest on record here in 65 years, beaten only by 2006, 2011 and 2014, having 9 months above average, Jan Apr and May exceptionally so. Only Jul and Oct were below normal, and Dec was normal.

New record HiMax was 35.6C on 31/7/20.

New record HiMean was 26.7C on 12/8/20.

New record 220 raindays, also 7^th highest 152 wetdays, and 57 very wet days.

MONTHLY RAIN AND MEAN TEMPS

month

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

rain mm

56.2

147.8

40.8

41.0

5.8

60.2

56.4

138.0

22.0

110.0

45.8

128.4

rain %

85%

316%

75%

66%

10%

99%

96%

208%

35%

134%

62%

178%

Rain rank

New highest

New lowest

3^rd highest

12^th highest

7^th highest

temp C

5.9

5.9

6.6

11.4

13.7

16.2

16.4

18.1

14.7

9.9

7.9

4.3

30yr avg

4.1

4.2

6.5

8.7

11.9

14.8

16.9

16.5

13.9

10.4

6.8

4.3

anomaly

+1.8

+1.7

+0.1

+2.7

+1.8

+1.4

-0.5

+1.6

+0.8

-1.5

+1.1

0.0

65yr avg

3.8

4.0

6.1

8.5

11.7

14.6

16.5

16.1

13.7

10.4

6.5

4.4

TEMPERATURES

15.0 mean max (C) , +1.1 diff from av (C) 4^th = highest
6.8 mean min (C) , +0.9 diff from av (C) 7^th highest
10.9 mean (C), +1.0 diff from av (C) 4^th = highest

HiMax 35.6C on 31/7/20 New highest
LoMax 0.5C on 28/12/20

HiMin   18.9C on 26/6/20 6^th highest
LoMin   -3.7C on 31/12/20

Highest Mean 26.7C on 12/8/20 New highest
Lowest Mean   –0.9C on 31/12/20

RAINFALL

852.4 rain total (mm), 111 % of av 16^th highest

220    raindays (with 0.2mm or more)   New highest
152    wetdays (with 1mm or more)       7^th highest
57    verywetdays (with 5mm or more) 18^th highest

35.2 most rainfall in a day (mm) on 15/2/20

Rainfall duration 792.5 hours

SNOWFALL

2 days with snow falling, totalling 5.5cm;
Most snowfall in a day 3.5 cm on 28/12/20.
4 days with lying snow

PRESSURE

1014.0 mean pressure (mb) , +0.5 pressure anomaly (mb)
1049.3 max pressure at any time of day, on 20/1/20 New record highest
968.5 min pressure at any time of day, on 28/12/20 10^th lowest

FOG

15 days with fog

FROSTS
25 air frosts, 3^rd fewest, the last was 14/5/20, first 4/11/20,
so 174 days airfrost free

81 ground frosts, last 15/5/20, first 28/9/20,
so 136 days with no air or ground frost.
Frost duration 147.5 hours.

It is noteworthy that all 17 years with fewest airfrosts (less than 64), have occurred since 2000, with 2010 ranking 19^th, 2000 was 24^th and 2001 was 46^th.

THUNDER 6 days with thunder heard, 16/6 17/6 10/6 11/6 12/8 17/8 - 9^th fewest

HAIL 5 days with small hail, 1 day with large hail

HUMIDITY 86.1% at 0900

CLOUD COVER 61.9% at 0900

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Page updated 04/10/2021

65 year 1956 - 2020

RAINFALL

FOG

65 year
1956 - 2020