How many sunny days does Espoo have per year?

Espoo averages approximately 137 sunny days per year, based on historical climate data.

What is the air quality in Espoo?

Espoo has an annual PM2.5 concentration of 6.2 µg/m³, classified as "Good" by WHO standards. Within WHO interim target 4. Low health risk for most people.

Uusimaa

Espoo · Finland

Name: Espoo, Finland
Address: Espoo, FI

Finland's second-largest city.

Small city

257K

16m

03:54 UTC+2

EUR

Explore on map →Climate twin →

Espoo, Finland is a 257K-resident city with 137 sunny days and 130 frost days annually and an annual PM2.5 of 6.2 µg/m³. Finland's second-largest city.

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Climate

Feels-like °C

-14

-12

-7

-6

-12

Dinner outside

Climate Lab · Espoo

Monthly climate metrics across temperature, precipitation, wind, and UV.

Metric	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Temperature
Daily high°C	2	2	5	10	16	25	23	22	17	12	8	3	12
Daily mean°C	-2	-1	1	4	11	18	19	18	14	9	3	-2	8
Daily low°C	-9	-8	-4	0	5	13	15	15	10	4	-3	-8	2
Thermal comfort
High feelsDaily high feels-like°C	-6	-3	5	13	19	28	26	26	17	7	1	-5	11
Mean feelsDaily mean feels-like°C	-14	-12	-7	3	11	22	20	19	11	2	-6	-12	3
Low feelsDaily low feels-like°C	-24	-20	-16	-12	0	12	14	12	2	-5	-16	-20	-6
Humidity
HumidityRelative humidity%	91	88	84	67	56	58	71	76	84	88	90	92	79
Dewpoint°C	-3.7	-3.1	-1.3	-0.9	2.7	10.7	12.4	14.1	11.1	6.6	1.4	-3.7	3.9
Precipitation
Rainfallmm	23	32	25	36	50	45	96	106	59	83	50	33	638
Rain days≥1mm	3	6	7	7	11	9	15	16	9	16	12	4	115
Snowfallmm	60	38	17	13	0	0	0	0	0	0	22	39	188
Snow days≥1mm	13	7	4	2	0	0	0	0	0	0	5	10	41
Wind
Wind avgm/s	5.0	4.3	4.2	3.7	3.7	3.2	3.7	3.6	4.3	4.5	4.4	4.4	4.1
Wind gustsm/s	7.9	8.3	7.0	6.9	6.5	6.1	6.3	6.4	6.8	7.6	7.1	7.1	7.0
Sun & UV
Sunshinehrs/day	0.0	3.0	7.0	10.7	12.4	13.9	12.5	10.8	7.0	3.6	0.0	0.0	6.7
Clear skyindex	5%	25%	32%	46%	49%	59%	40%	38%	33%	23%	10%	5%	30%
UV indexmax avg	0.1	0.4	1.0	2.5	3.5	4.4	3.6	3.0	1.7	0.7	0.2	0.1	1.8

Based on 2014–2024 hourly climate data · Updated Mar 2025

Confidence: High

Lifestyle Calendar · Espoo

Espoo offers a solid outdoor season. June through August are perfect for all activities. Even dinner outside manages 3/12 months, while walking is comfortable 12/12 months — impressive.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Annual

3/12

Dinner Outside

0Jan: 0% viability

0Feb: 0% viability

0Mar: 0% viability

13Apr: 13% viability

50May: 50% viability

87Jun: 87% viability

82Jul: 82% viability

79Aug: 79% viability

40Sep: 40% viability

2Oct: 2% viability

0Nov: 0% viability

0Dec: 0% viability

3/12

Dinner Outside

0Jan: 0% viability

0Feb: 0% viability

0Mar: 0% viability

13Apr: 13% viability

50May: 50% viability

87Jun: 87% viability

82Jul: 82% viability

79Aug: 79% viability

40Sep: 40% viability

2Oct: 2% viability

0Nov: 0% viability

0Dec: 0% viability

29%

Cold

5/12

Lunch Outside

0Jan: 0% viability

3Feb: 3% viability

27Mar: 27% viability

52Apr: 52% viability

75May: 75% viability

85Jun: 85% viability

71Jul: 71% viability

74Aug: 74% viability

74Sep: 74% viability

36Oct: 36% viability

4Nov: 4% viability

0Dec: 0% viability

5/12

Lunch Outside

0Jan: 0% viability

3Feb: 3% viability

27Mar: 27% viability

52Apr: 52% viability

75May: 75% viability

85Jun: 85% viability

71Jul: 71% viability

74Aug: 74% viability

74Sep: 74% viability

36Oct: 36% viability

4Nov: 4% viability

0Dec: 0% viability

42%

Cold

12/12

Walking

75Jan: 75% viability

87Feb: 87% viability

95Mar: 95% viability

98Apr: 98% viability

99May: 99% viability

95Jun: 95% viability

95Jul: 95% viability

97Aug: 97% viability

98Sep: 98% viability

96Oct: 96% viability

92Nov: 92% viability

90Dec: 90% viability

12/12

Walking

75Jan: 75% viability

87Feb: 87% viability

95Mar: 95% viability

98Apr: 98% viability

99May: 99% viability

95Jun: 95% viability

95Jul: 95% viability

97Aug: 97% viability

98Sep: 98% viability

96Oct: 96% viability

92Nov: 92% viability

90Dec: 90% viability

93%

12/12

Running

75Jan: 75% viability

87Feb: 87% viability

95Mar: 95% viability

98Apr: 98% viability

99May: 99% viability

95Jun: 95% viability

95Jul: 95% viability

97Aug: 97% viability

98Sep: 98% viability

96Oct: 96% viability

92Nov: 92% viability

90Dec: 90% viability

12/12

Running

75Jan: 75% viability

87Feb: 87% viability

95Mar: 95% viability

98Apr: 98% viability

99May: 99% viability

95Jun: 95% viability

95Jul: 95% viability

97Aug: 97% viability

98Sep: 98% viability

96Oct: 96% viability

92Nov: 92% viability

90Dec: 90% viability

93%

Tap any month for details · Click activity name for overview

ComfortableModerateUncomfortable

Based on 2014–2024 hourly climate data · Updated Mar 2025

Confidence: High

Climate

Feels-like °C

-14

-12

-7

-6

-12

Dinner outside

Climate Lab · Espoo

Monthly climate metrics across temperature, precipitation, wind, and UV.

Metric	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Temperature
Daily high°C	2	2	5	10	16	25	23	22	17	12	8	3	12
Daily mean°C	-2	-1	1	4	11	18	19	18	14	9	3	-2	8
Daily low°C	-9	-8	-4	0	5	13	15	15	10	4	-3	-8	2
Thermal comfort
High feelsDaily high feels-like°C	-6	-3	5	13	19	28	26	26	17	7	1	-5	11
Mean feelsDaily mean feels-like°C	-14	-12	-7	3	11	22	20	19	11	2	-6	-12	3
Low feelsDaily low feels-like°C	-24	-20	-16	-12	0	12	14	12	2	-5	-16	-20	-6
Humidity
HumidityRelative humidity%	91	88	84	67	56	58	71	76	84	88	90	92	79
Dewpoint°C	-3.7	-3.1	-1.3	-0.9	2.7	10.7	12.4	14.1	11.1	6.6	1.4	-3.7	3.9
Precipitation
Rainfallmm	23	32	25	36	50	45	96	106	59	83	50	33	638
Rain days≥1mm	3	6	7	7	11	9	15	16	9	16	12	4	115
Snowfallmm	60	38	17	13	0	0	0	0	0	0	22	39	188
Snow days≥1mm	13	7	4	2	0	0	0	0	0	0	5	10	41
Wind
Wind avgm/s	5.0	4.3	4.2	3.7	3.7	3.2	3.7	3.6	4.3	4.5	4.4	4.4	4.1
Wind gustsm/s	7.9	8.3	7.0	6.9	6.5	6.1	6.3	6.4	6.8	7.6	7.1	7.1	7.0
Sun & UV
Sunshinehrs/day	0.0	3.0	7.0	10.7	12.4	13.9	12.5	10.8	7.0	3.6	0.0	0.0	6.7
Clear skyindex	5%	25%	32%	46%	49%	59%	40%	38%	33%	23%	10%	5%	30%
UV indexmax avg	0.1	0.4	1.0	2.5	3.5	4.4	3.6	3.0	1.7	0.7	0.2	0.1	1.8

Based on 2014–2024 hourly climate data · Updated Mar 2025

Confidence: High

Lifestyle Calendar · Espoo

Espoo offers a solid outdoor season. June through August are perfect for all activities. Even dinner outside manages 3/12 months, while walking is comfortable 12/12 months — impressive.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Annual

3/12

Dinner Outside

0Jan: 0% viability

0Feb: 0% viability

0Mar: 0% viability

13Apr: 13% viability

50May: 50% viability

87Jun: 87% viability

82Jul: 82% viability

79Aug: 79% viability

40Sep: 40% viability

2Oct: 2% viability

0Nov: 0% viability

0Dec: 0% viability

3/12

Dinner Outside

0Jan: 0% viability

0Feb: 0% viability

0Mar: 0% viability

13Apr: 13% viability

50May: 50% viability

87Jun: 87% viability

82Jul: 82% viability

79Aug: 79% viability

40Sep: 40% viability

2Oct: 2% viability

0Nov: 0% viability

0Dec: 0% viability

29%

Cold

5/12

Lunch Outside

0Jan: 0% viability

3Feb: 3% viability

27Mar: 27% viability

52Apr: 52% viability

75May: 75% viability

85Jun: 85% viability

71Jul: 71% viability

74Aug: 74% viability

74Sep: 74% viability

36Oct: 36% viability

4Nov: 4% viability

0Dec: 0% viability

5/12

Lunch Outside

0Jan: 0% viability

3Feb: 3% viability

27Mar: 27% viability

52Apr: 52% viability

75May: 75% viability

85Jun: 85% viability

71Jul: 71% viability

74Aug: 74% viability

74Sep: 74% viability

36Oct: 36% viability

4Nov: 4% viability

0Dec: 0% viability

42%

Cold

12/12

Walking

75Jan: 75% viability

87Feb: 87% viability

95Mar: 95% viability

98Apr: 98% viability

99May: 99% viability

95Jun: 95% viability

95Jul: 95% viability

97Aug: 97% viability

98Sep: 98% viability

96Oct: 96% viability

92Nov: 92% viability

90Dec: 90% viability

12/12

Walking

75Jan: 75% viability

87Feb: 87% viability

95Mar: 95% viability

98Apr: 98% viability

99May: 99% viability

95Jun: 95% viability

95Jul: 95% viability

97Aug: 97% viability

98Sep: 98% viability

96Oct: 96% viability

92Nov: 92% viability

90Dec: 90% viability

93%

12/12

Running

75Jan: 75% viability

87Feb: 87% viability

95Mar: 95% viability

98Apr: 98% viability

99May: 99% viability

95Jun: 95% viability

95Jul: 95% viability

97Aug: 97% viability

98Sep: 98% viability

96Oct: 96% viability

92Nov: 92% viability

90Dec: 90% viability

12/12

Running

75Jan: 75% viability

87Feb: 87% viability

95Mar: 95% viability

98Apr: 98% viability

99May: 99% viability

95Jun: 95% viability

95Jul: 95% viability

97Aug: 97% viability

98Sep: 98% viability

96Oct: 96% viability

92Nov: 92% viability

90Dec: 90% viability

93%

Tap any month for details · Click activity name for overview

ComfortableModerateUncomfortable

Based on 2014–2024 hourly climate data · Updated Mar 2025

Confidence: High

Espoo · Finland

Climate

Climate Lab · Espoo

Lifestyle Calendar · Espoo

Climate

Climate Lab · Espoo

Lifestyle Calendar · Espoo

Air Quality Profile

Air Quality Profile

Who thrives in Espoo

Frequently asked about Espoo

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