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Copenhagen DK
Helsinki FI

Yearly weather

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

Temperatures

Maximum Temperatures

Period	Copenhagen	Helsinki
Jan	4.2°C	-0.6°C
Feb	4.6°C	-1.0°C
Mar	6.5°C	1.8°C
Apr	10.2°C	6.4°C
May	15.3°C	13.0°C
Jun	20.0°C	18.7°C
Jul	20.8°C	20.6°C
Aug	21.1°C	20.0°C
Sep	17.9°C	15.2°C
Oct	13.1°C	9.4°C
Nov	8.4°C	4.8°C
Dec	5.1°C	0.9°C
Average	12.3°C	9.1°C

Minimum Temperatures

Period	Copenhagen	Helsinki
Jan	1.3°C	-4.7°C
Feb	1.3°C	-5.2°C
Mar	2.2°C	-2.7°C
Apr	4.4°C	1.0°C
May	8.9°C	6.2°C
Jun	13.2°C	11.8°C
Jul	14.8°C	14.2°C
Aug	15.6°C	14.3°C
Sep	13.2°C	10.4°C
Oct	9.7°C	5.8°C
Nov	5.7°C	1.8°C
Dec	2.5°C	-2.7°C
Average	7.7°C	4.2°C

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

Conditions

Sunny Weather

Period	Copenhagen	Helsinki
Jan	1.6 hours/day	1.0 hours/day
Feb	2.6 hours/day	1.8 hours/day
Mar	4.0 hours/day	2.9 hours/day
Apr	5.1 hours/day	4.6 hours/day
May	6.7 hours/day	7.8 hours/day
Jun	7.0 hours/day	9.7 hours/day
Jul	5.6 hours/day	7.3 hours/day
Aug	5.7 hours/day	5.9 hours/day
Sep	4.5 hours/day	4.1 hours/day
Oct	2.3 hours/day	2.2 hours/day
Nov	1.5 hours/day	1.4 hours/day
Dec	0.8 hours/day	0.8 hours/day
Average	4.0 hours/day	4.1 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

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

Wind Speed

Period	Copenhagen	Helsinki
Jan	27.2km/h	23.6km/h
Feb	26.8km/h	21.9km/h
Mar	24.5km/h	21.3km/h
Apr	22.8km/h	19.8km/h
May	21.5km/h	18.4km/h
Jun	20.8km/h	19.0km/h
Jul	22.0km/h	18.1km/h
Aug	20.6km/h	19.1km/h
Sep	22.8km/h	20.3km/h
Oct	26.3km/h	23.4km/h
Nov	24.7km/h	23.0km/h
Dec	26.2km/h	22.5km/h
Average	23.8km/h	20.9km/h

Humidity

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Astronomy

Sunrise Time

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

Sunset Time

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

Useful Day Length

Period	Copenhagen	Helsinki
Jan	7:46 hours	6:49 hours
Feb	9:40 hours	9:11 hours
Mar	11:21 hours	11:31 hours
Apr	13:16 hours	13:40 hours
May	14:16 hours	14:55 hours
Jun	14:53 hours	15:44 hours
Jul	14:41 hours	15:25 hours
Aug	13:42 hours	14:11 hours
Sep	12:26 hours	12:40 hours
Oct	10:25 hours	10:05 hours
Nov	8:19 hours	7:31 hours
Dec	7:08 hours	5:59 hours
Average	11:30 hours	11:30 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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Period	Copenhagen	Helsinki
Jan	2.2mm	3.0mm
Feb	2.0mm	2.3mm
Mar	1.7mm	2.3mm
Apr	1.3mm	1.7mm
May	1.4mm	1.7mm
Jun	2.0mm	1.9mm
Jul	2.3mm	2.7mm
Aug	2.8mm	2.7mm
Sep	2.2mm	2.5mm
Oct	2.4mm	2.5mm
Nov	1.5mm	2.2mm
Dec	1.8mm	2.7mm
Average	2.0mm	2.3mm

Period	Copenhagen	Helsinki
Jan	83.6%	88.7%
Feb	80.7%	87.7%
Mar	76.5%	83.8%
Apr	70.8%	77.0%
May	72.7%	68.2%
Jun	72.7%	69.7%
Jul	72.4%	73.9%
Aug	71.6%	76.2%
Sep	72.7%	78.6%
Oct	77.8%	82.7%
Nov	81.0%	84.6%
Dec	84.3%	87.5%
Average	76.4%	79.9%

Period	Copenhagen	Helsinki
Jan	8:26	9:05
Feb	7:34	7:59
Mar	6:28	6:40
Apr	6:04	6:02
May	4:58	4:40
Jun	4:28	3:58
Jul	4:49	4:26
Aug	5:44	5:36
Sep	6:43	6:49
Oct	7:37	7:58
Nov	7:46	8:20
Dec	8:31	9:17
Average	6:36	6:42

Period	Copenhagen	Helsinki
Jan	16:12	15:54
Feb	17:14	17:10
Mar	18:21	18:31
Apr	20:16	20:40
May	21:16	21:55
Jun	21:53	22:44
Jul	21:41	22:25
Aug	20:42	21:11
Sep	19:26	19:40
Oct	18:02	18:03
Nov	16:04	15:50
Dec	15:40	15:16
Average	18:54	19:06

Weather in Copenhagen and Helsinki

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Daily Forecast

Yearly weather

Temperatures

Conditions

Astronomy

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	Copenhagen DK	Helsinki FI
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