>  Helsinki Weather Forecast

Climate - Finland - Helsinki

 

Meteorological reports, climatic conditions, historical statistics and up to date weather analysis for the the city of Helsinki.

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	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC		YEAR
Mean air temperature (°C)	-6.1	-6.6	-3.4	2.6	8.8	14	17.2	16	11.1	5.4	1	-2.6		4.8
Mean maximum air temperature (°C)	-3.4	-3.9	0.1	6.4	13.5	18.6	21.6	20.1	15	8.1	2.9	-0.5		8.2
Mean minimum air temperature (°C)	-8.5	-9.3	-6.8	-0.9	4.3	9.2	12.5	11.7	7.5	2.7	-1	-4.8		1.4
Absolute maximum air temperature (°C)	6.8	11.8	15	20.5	26.1	31.2	33.1	30.1	24.3	17.8	10.7	9.4		33.1
Absolute minimum air temperature (°C)	-33.2	-30.2	-26	-13	-5.5	-0.3	5.4	3.5	-4.1	-10	-16.3	-27.8		-33.2
Mean relative Humidity (%)	88	86	78	74	64	66	70	75	81	85	88	90		79
Mean precipitation (mm)	57	42	36	44	41	51	68	72	71	73	68	66		692
Minimum precipitation (mm)	21	18	22	35	31	56	88	60	57	50	35	40		88
Days with precipitation	20	18	14	13	12	13	14	15	15	18	19	20		191
Mean sunshine (h)	31	63	136	184	270	294	295	251	152	76	30	18		1799
Potential evaporation (mm)	0	0	0	18	65	99	125	104	65	31	3	0		510
Mean wind speed	4.3	4.1	3.9	3.8	3.8	3.7	3.3	3.4	3.8	3.9	4.2	4		3.8
Wind direction	S	N	WNW	S	SSW	SSW	S	S	WNW	S	S	S
Mean air temperature (°F)	21.02	20.12	25.88	36.7	47.8	57.2	63	60.8	52	41.7	33.8	27.32		40.64
Mean maximum air temperature (°F)	25.88	24.98	32.18	43.5	56.3	65.5	70.9	68.2	59	46.6	37.22	31.1		46.76
Mean minimum air temperature (°F)	16.7	15.26	19.76	30.4	39.7	48.6	54.5	53.1	45.5	36.9	30.2	23.36		34.52
Absolute maximum air temperature (°F)	44.24	53.24	59	68.9	79	88.2	91.6	86.2	75.7	64	51.26	48.92		91.58
Absolute minimum air temperature (°F)	-27.8	-22.4	-14.8	7.88	22.1	31.5	41.7	38.3	24.6	14	2.66	-18		-27.8