Autumn weather

Calculations are based on the last 8 years of historical weather data.

Temperatures

Maximum Temperatures

Period	London	Yan'an
Sep 1	21.7°C	25.7°C
Sep 8	20.9°C	24.8°C
Sep 15	20.7°C	22.9°C
Sep 22	18.1°C	21.4°C
Oct 1	16.9°C	17.1°C
Oct 8	16.8°C	16.2°C
Oct 15	15.8°C	15.8°C
Oct 22	14.7°C	15.7°C
Nov 1	13.0°C	13.9°C
Nov 8	12.3°C	10.9°C
Nov 15	10.5°C	8.8°C
Nov 22	9.5°C	5.9°C
Average	15.9°C	16.6°C

Minimum Temperatures

Period	London	Yan'an
Sep 1	14.3°C	14.9°C
Sep 8	13.8°C	14.8°C
Sep 15	13.1°C	13.4°C
Sep 22	11.8°C	11.7°C
Oct 1	11.2°C	9.0°C
Oct 8	10.8°C	7.4°C
Oct 15	10.9°C	6.7°C
Oct 22	9.6°C	6.2°C
Nov 1	7.6°C	4.5°C
Nov 8	8.1°C	2.1°C
Nov 15	6.2°C	0.2°C
Nov 22	5.4°C	-2.9°C
Average	10.2°C	7.3°C

Maximum/minimum temperature averages are computed by averaging the max/min temperature of each day for a given period.

Conditions

Sunny Weather

Period	London	Yan'an
Sep 1	4.0 hours/day	8.0 hours/day
Sep 8	4.1 hours/day	6.2 hours/day
Sep 15	5.4 hours/day	6.6 hours/day
Sep 22	3.3 hours/day	6.7 hours/day
Oct 1	2.3 hours/day	5.7 hours/day
Oct 8	2.9 hours/day	6.2 hours/day
Oct 15	2.4 hours/day	6.3 hours/day
Oct 22	2.2 hours/day	6.7 hours/day
Nov 1	2.8 hours/day	6.7 hours/day
Nov 8	1.9 hours/day	6.3 hours/day
Nov 15	2.1 hours/day	6.3 hours/day
Nov 22	2.3 hours/day	6.8 hours/day
Average	3.0 hours/day	6.5 hours/day

Sun hours are computed from the number of hours of direct sunlight. The length of the day can affect these measurements; for example, northern cities have longer days in summer.

Precipitation Levels

Period	London	Yan'an
Sep 1	1.6mm	1.7mm
Sep 8	1.6mm	2.9mm
Sep 15	1.3mm	2.0mm
Sep 22	3.6mm	2.6mm
Oct 1	4.0mm	6.0mm
Oct 8	2.0mm	1.7mm
Oct 15	4.0mm	1.1mm
Oct 22	2.0mm	0.6mm
Nov 1	3.0mm	0.5mm
Nov 8	2.1mm	1.0mm
Nov 15	1.8mm	1.2mm
Nov 22	1.5mm	0.1mm
Average	2.4mm	1.8mm

Average amount of precipitation that falls in a form of a rain, snow, sleet or hail.

Wind Speed

Period	London	Yan'an
Sep 1	15.6km/h	17.3km/h
Sep 8	16.6km/h	16.9km/h
Sep 15	17.0km/h	16.0km/h
Sep 22	18.9km/h	16.1km/h
Oct 1	21.0km/h	16.6km/h
Oct 8	18.1km/h	15.5km/h
Oct 15	19.9km/h	16.0km/h
Oct 22	20.1km/h	15.0km/h
Nov 1	19.3km/h	16.4km/h
Nov 8	19.5km/h	14.7km/h
Nov 15	18.7km/h	17.0km/h
Nov 22	19.6km/h	18.2km/h
Average	18.7km/h	16.3km/h

Humidity

Period	London	Yan'an
Sep 1	64.2%	59.1%
Sep 8	65.9%	64.4%
Sep 15	64.7%	63.2%
Sep 22	68.3%	59.7%
Oct 1	72.9%	64.1%
Oct 8	71.8%	56.5%
Oct 15	74.6%	56.2%
Oct 22	75.5%	49.1%
Nov 1	75.8%	51.5%
Nov 8	77.6%	52.1%
Nov 15	76.9%	48.4%
Nov 22	78.6%	45.3%
Average	72.2%	55.8%

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Astronomy

Sunrise Time

Sunrise times are output in the local timezone of each place.

Sunset Time

Period	London	Yan'an
Sep 1	19:40	19:07
Sep 8	19:25	18:56
Sep 15	19:08	18:46
Sep 22	18:49	18:33
Oct 1	18:31	18:22
Oct 8	18:16	18:11
Oct 15	18:01	18:02
Oct 22	17:27	17:52
Nov 1	16:28	17:43
Nov 8	16:17	17:37
Nov 15	16:07	17:32
Nov 22	15:59	17:28
Average	17:48	18:12

Sunset times are output in the local timezone of each place.

Useful Day Length

Period	London	Yan'an
Sep 1	12:40 hours	12:07 hours
Sep 8	12:25 hours	11:56 hours
Sep 15	12:08 hours	11:46 hours
Sep 22	11:49 hours	11:33 hours
Oct 1	11:25 hours	11:22 hours
Oct 8	10:58 hours	11:11 hours
Oct 15	10:31 hours	11:02 hours
Oct 22	9:59 hours	10:52 hours
Nov 1	9:28 hours	10:34 hours
Nov 8	9:05 hours	10:21 hours
Nov 15	8:43 hours	10:09 hours
Nov 22	8:22 hours	9:58 hours
Average	10:36 hours	11:06 hours

Discards daylight hours before 7 AM. In places that are located to the west of the timezone, the sun rises and sets later compared to the cities that are located to the east. This means that the useful day length is longer in the cities located to the west of the time zone.

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London08:32

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Yan'an07:32

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	London GB	Yan'an CN
Today Thu May 15
Fri May 16
Sat May 17
Sun May 18
Mon May 19
Tue May 20
Wed May 21

	Today Thu May 15	Fri May 16	Sat May 17	Sun May 18	Mon May 19	Tue May 20	Wed May 21	Thu May 22	Fri May 23	Sat May 24	Sun May 25	Mon May 26	Tue May 27	Wed May 28
London GB
Yan'an CN

Period	London	Yan'an
Sep 1	6:17	6:15
Sep 8	6:29	6:20
Sep 15	6:40	6:26
Sep 22	6:53	6:32
Oct 1	7:06	6:40
Oct 8	7:18	6:46
Oct 15	7:30	6:52
Oct 22	7:28	7:00
Nov 1	6:59	7:08
Nov 8	7:12	7:16
Nov 15	7:24	7:23
Nov 22	7:37	7:31
Average	7:06	6:48

Weather in London and Yan'an

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Daily Forecast

Autumn weather

Temperatures

Conditions

Astronomy

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