Winter weather

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

Temperatures

Maximum Temperatures

Period	Seattle	Jiancheng
Dec 1	8.0°C	13.4°C
Dec 8	7.6°C	12.6°C
Dec 15	7.7°C	11.7°C
Dec 22	6.5°C	11.7°C
Jan 1	7.6°C	11.8°C
Jan 8	7.6°C	12.5°C
Jan 15	7.2°C	12.4°C
Jan 22	8.1°C	11.5°C
Feb 1	7.6°C	12.6°C
Feb 8	6.6°C	13.7°C
Feb 15	7.5°C	14.7°C
Feb 22	7.8°C	14.8°C
Average	12.8°C	7.5°C

Minimum Temperatures

Period	Seattle	Jiancheng
Dec 1	2.3°C	8.2°C
Dec 8	3.1°C	7.7°C
Dec 15	3.3°C	5.6°C
Dec 22	1.9°C	5.6°C
Jan 1	3.0°C	6.1°C
Jan 8	2.6°C	5.8°C
Jan 15	2.4°C	5.9°C
Jan 22	2.8°C	5.2°C
Feb 1	2.5°C	6.1°C
Feb 8	0.5°C	6.6°C
Feb 15	1.8°C	7.6°C
Feb 22	1.0°C	7.8°C
Average	6.5°C	2.3°C

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

Conditions

Sunny Weather

Period	Seattle	Jiancheng
Dec 1	2.2 hours/day	2.3 hours/day
Dec 8	1.4 hours/day	2.5 hours/day
Dec 15	1.0 hours/day	4.7 hours/day
Dec 22	1.4 hours/day	3.5 hours/day
Jan 1	0.9 hours/day	2.4 hours/day
Jan 8	1.5 hours/day	4.2 hours/day
Jan 15	1.4 hours/day	3.1 hours/day
Jan 22	2.2 hours/day	2.7 hours/day
Feb 1	0.6 hours/day	2.7 hours/day
Feb 8	1.9 hours/day	2.6 hours/day
Feb 15	1.0 hours/day	3.5 hours/day
Feb 22	2.1 hours/day	1.7 hours/day
Average	3.0 hours/day	1.5 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	Seattle	Jiancheng
Dec 1	4.7mm	0.6mm
Dec 8	5.4mm	0.8mm
Dec 15	10.1mm	0.5mm
Dec 22	7.7mm	0.7mm
Jan 1	10.0mm	0.6mm
Jan 8	7.1mm	0.4mm
Jan 15	4.2mm	0.4mm
Jan 22	5.6mm	0.9mm
Feb 1	6.8mm	1.1mm
Feb 8	4.5mm	0.6mm
Feb 15	5.2mm	1.1mm
Feb 22	6.0mm	0.6mm
Average	0.7mm	6.4mm

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

Wind Speed

Period	Seattle	Jiancheng
Dec 1	11.1km/h	10.3km/h
Dec 8	13.1km/h	10.6km/h
Dec 15	15.0km/h	11.1km/h
Dec 22	14.0km/h	10.9km/h
Jan 1	15.1km/h	9.7km/h
Jan 8	12.7km/h	10.4km/h
Jan 15	12.1km/h	10.8km/h
Jan 22	12.3km/h	11.2km/h
Feb 1	14.0km/h	11.8km/h
Feb 8	11.6km/h	11.9km/h
Feb 15	12.0km/h	12.3km/h
Feb 22	14.6km/h	11.6km/h
Average	11.0km/h	13.1km/h

Humidity

Period	Seattle	Jiancheng
Dec 1	83.8%	67.1%
Dec 8	83.8%	65.8%
Dec 15	84.0%	60.6%
Dec 22	85.5%	62.5%
Jan 1	84.4%	65.8%
Jan 8	84.2%	59.5%
Jan 15	83.0%	63.4%
Jan 22	83.4%	64.4%
Feb 1	84.0%	65.8%
Feb 8	80.0%	64.7%
Feb 15	82.6%	63.0%
Feb 22	77.6%	66.9%
Average	64.1%	83.0%

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Astronomy

Sunrise Time

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

Sunset Time

Period	Seattle	Jiancheng
Dec 1	16:19	18:01
Dec 8	16:17	18:02
Dec 15	16:19	18:04
Dec 22	16:24	18:08
Jan 1	16:31	18:14
Jan 8	16:40	18:19
Jan 15	16:49	18:25
Jan 22	17:02	18:33
Feb 1	17:16	18:40
Feb 8	17:26	18:46
Feb 15	17:38	18:52
Feb 22	17:49	18:58
Average	18:24	16:54

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

Useful Day Length

Period	Seattle	Jiancheng
Dec 1	8:38 hours	10:18 hours
Dec 8	8:29 hours	10:13 hours
Dec 15	8:25 hours	10:11 hours
Dec 22	8:27 hours	10:11 hours
Jan 1	8:34 hours	10:14 hours
Jan 8	8:44 hours	10:19 hours
Jan 15	8:59 hours	10:26 hours
Jan 22	9:20 hours	10:37 hours
Feb 1	9:44 hours	10:49 hours
Feb 8	10:05 hours	11:00 hours
Feb 15	10:28 hours	11:12 hours
Feb 22	10:49 hours	11:25 hours
Average	10:36 hours	9:12 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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	Seattle US	Jiancheng CN
Today Fri May 23
Sat May 24
Sun May 25
Mon May 26
Tue May 27
Wed May 28
Thu May 29

	Today Fri May 23	Sat May 24	Sun May 25	Mon May 26	Tue May 27	Wed May 28	Thu May 29	Fri May 30	Sat May 31	Sun Jun 01	Mon Jun 02	Tue Jun 03	Wed Jun 04	Thu Jun 05
Seattle US
Jiancheng CN

Period	Seattle	Jiancheng
Dec 1	7:41	7:43
Dec 8	7:48	7:49
Dec 15	7:53	7:53
Dec 22	7:57	7:57
Jan 1	7:58	7:59
Jan 8	7:55	8:00
Jan 15	7:50	7:59
Jan 22	7:43	7:56
Feb 1	7:32	7:51
Feb 8	7:22	7:46
Feb 15	7:10	7:40
Feb 22	6:57	7:33
Average	7:48	7:36

Weather in Seattle and Jiancheng

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Daily Forecast

Winter weather

Temperatures

Conditions

Astronomy

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