How many sunny days does Saint John have per year?

Saint John averages approximately 173 sunny days per year, based on historical climate data.

What is the air quality in Saint John?

Saint John has an annual PM2.5 concentration of 5.2 µg/m³, classified as "Good" by WHO standards. Within WHO interim target 4. Low health risk for most people.

New Brunswick

Saint John · Canada

Name: Saint John, Canada
Address: Saint John, CA

A city in Canada.

Small city

68K

30m

21:08 UTC-3

CAD

Explore on map →Climate twin →

Saint John, Canada is a 68K-resident city with 173 sunny days and 101 frost days annually and an annual PM2.5 of 5.2 µg/m³. A city in Canada.

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Climate

Feels-like °C

-12

-11

-7

-4

-10

Dinner outside

Climate Lab · Saint John

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	4	4	5	9	14	18	20	20	18	15	11	7	12
Daily mean°C	-2	-3	1	6	10	14	18	18	16	12	6	2	8
Daily low°C	-8	-11	-4	2	7	12	15	15	12	7	0	-5	3
Thermal comfort
High feelsDaily high feels-like°C	1	4	7	14	20	26	29	29	26	19	10	1	16
Mean feelsDaily mean feels-like°C	-12	-11	-7	1	11	19	22	22	16	9	-4	-10	5
Low feelsDaily low feels-like°C	-25	-28	-19	-11	0	8	14	13	6	-3	-15	-22	-7
Humidity
HumidityRelative humidity%	77	71	73	72	74	84	88	88	83	81	74	81	79
Dewpoint°C	-5.4	-7.2	-3.6	1.5	5.2	11.6	15.3	15.1	13.1	8.6	1.1	-1.8	4.5
Precipitation
Rainfallmm	65	36	64	110	76	90	86	116	107	82	129	138	1099
Rain days≥1mm	6	7	7	10	11	12	17	11	9	10	12	13	125
Snowfallmm	67	66	25	12	0	0	0	0	0	0	1	23	195
Snow days≥1mm	9	8	4	1	0	0	0	0	0	0	0	5	27
Wind
Wind avgm/s	5.4	5.6	5.6	4.9	4.0	4.3	3.7	3.9	3.7	4.5	5.9	6.0	4.8
Wind gustsm/s	10.5	10.1	10.1	9.0	7.6	7.7	6.7	7.1	7.8	8.7	10.0	11.1	8.9
Sun & UV
Sunshinehrs/day	6.2	7.3	8.3	10.1	10.3	10.9	10.0	9.5	8.4	8.3	6.3	5.0	8.4
Clear skyindex	37%	36%	37%	41%	38%	40%	29%	39%	39%	47%	37%	39%	38%
UV indexmax avg	0.9	1.6	2.6	3.8	5.1	5.9	5.9	5.3	4.2	2.5	1.1	0.8	3.3

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

Confidence: High

Lifestyle Calendar · Saint John

Saint John offers a solid outdoor season. Dinner outside works 5/12 months, while walking is comfortable 12/12 months — impressive.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Annual

5/12

Dinner Outside

18Jan: 18% viability

19Feb: 19% viability

22Mar: 22% viability

34Apr: 34% viability

66May: 66% viability

77Jun: 77% viability

79Jul: 79% viability

80Aug: 80% viability

79Sep: 79% viability

43Oct: 43% viability

23Nov: 23% viability

20Dec: 20% viability

5/12

Dinner Outside

18Jan: 18% viability

19Feb: 19% viability

22Mar: 22% viability

34Apr: 34% viability

66May: 66% viability

77Jun: 77% viability

79Jul: 79% viability

80Aug: 80% viability

79Sep: 79% viability

43Oct: 43% viability

23Nov: 23% viability

20Dec: 20% viability

47%

Cold

0/12

Lunch Outside

20Jan: 20% viability

24Feb: 24% viability

31Mar: 31% viability

46Apr: 46% viability

59May: 59% viability

55Jun: 55% viability

53Jul: 53% viability

60Aug: 60% viability

62Sep: 62% viability

56Oct: 56% viability

34Nov: 34% viability

20Dec: 20% viability

0/12

Lunch Outside

20Jan: 20% viability

24Feb: 24% viability

31Mar: 31% viability

46Apr: 46% viability

59May: 59% viability

55Jun: 55% viability

53Jul: 53% viability

60Aug: 60% viability

62Sep: 62% viability

56Oct: 56% viability

34Nov: 34% viability

20Dec: 20% viability

43%

Cold

12/12

Walking

75Jan: 75% viability

77Feb: 77% viability

77Mar: 77% viability

83Apr: 83% viability

92May: 92% viability

93Jun: 93% viability

95Jul: 95% viability

92Aug: 92% viability

93Sep: 93% viability

90Oct: 90% viability

76Nov: 76% viability

73Dec: 73% viability

12/12

Walking

75Jan: 75% viability

77Feb: 77% viability

77Mar: 77% viability

83Apr: 83% viability

92May: 92% viability

93Jun: 93% viability

95Jul: 95% viability

92Aug: 92% viability

93Sep: 93% viability

90Oct: 90% viability

76Nov: 76% viability

73Dec: 73% viability

85%

12/12

Running

75Jan: 75% viability

77Feb: 77% viability

77Mar: 77% viability

83Apr: 83% viability

92May: 92% viability

93Jun: 93% viability

95Jul: 95% viability

92Aug: 92% viability

93Sep: 93% viability

90Oct: 90% viability

76Nov: 76% viability

73Dec: 73% viability

12/12

Running

75Jan: 75% viability

77Feb: 77% viability

77Mar: 77% viability

83Apr: 83% viability

92May: 92% viability

93Jun: 93% viability

95Jul: 95% viability

92Aug: 92% viability

93Sep: 93% viability

90Oct: 90% viability

76Nov: 76% viability

73Dec: 73% viability

85%

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

-12

-11

-7

-4

-10

Dinner outside

Climate Lab · Saint John

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	4	4	5	9	14	18	20	20	18	15	11	7	12
Daily mean°C	-2	-3	1	6	10	14	18	18	16	12	6	2	8
Daily low°C	-8	-11	-4	2	7	12	15	15	12	7	0	-5	3
Thermal comfort
High feelsDaily high feels-like°C	1	4	7	14	20	26	29	29	26	19	10	1	16
Mean feelsDaily mean feels-like°C	-12	-11	-7	1	11	19	22	22	16	9	-4	-10	5
Low feelsDaily low feels-like°C	-25	-28	-19	-11	0	8	14	13	6	-3	-15	-22	-7
Humidity
HumidityRelative humidity%	77	71	73	72	74	84	88	88	83	81	74	81	79
Dewpoint°C	-5.4	-7.2	-3.6	1.5	5.2	11.6	15.3	15.1	13.1	8.6	1.1	-1.8	4.5
Precipitation
Rainfallmm	65	36	64	110	76	90	86	116	107	82	129	138	1099
Rain days≥1mm	6	7	7	10	11	12	17	11	9	10	12	13	125
Snowfallmm	67	66	25	12	0	0	0	0	0	0	1	23	195
Snow days≥1mm	9	8	4	1	0	0	0	0	0	0	0	5	27
Wind
Wind avgm/s	5.4	5.6	5.6	4.9	4.0	4.3	3.7	3.9	3.7	4.5	5.9	6.0	4.8
Wind gustsm/s	10.5	10.1	10.1	9.0	7.6	7.7	6.7	7.1	7.8	8.7	10.0	11.1	8.9
Sun & UV
Sunshinehrs/day	6.2	7.3	8.3	10.1	10.3	10.9	10.0	9.5	8.4	8.3	6.3	5.0	8.4
Clear skyindex	37%	36%	37%	41%	38%	40%	29%	39%	39%	47%	37%	39%	38%
UV indexmax avg	0.9	1.6	2.6	3.8	5.1	5.9	5.9	5.3	4.2	2.5	1.1	0.8	3.3

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

Confidence: High

Lifestyle Calendar · Saint John

Saint John offers a solid outdoor season. Dinner outside works 5/12 months, while walking is comfortable 12/12 months — impressive.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Annual

5/12

Dinner Outside

18Jan: 18% viability

19Feb: 19% viability

22Mar: 22% viability

34Apr: 34% viability

66May: 66% viability

77Jun: 77% viability

79Jul: 79% viability

80Aug: 80% viability

79Sep: 79% viability

43Oct: 43% viability

23Nov: 23% viability

20Dec: 20% viability

5/12

Dinner Outside

18Jan: 18% viability

19Feb: 19% viability

22Mar: 22% viability

34Apr: 34% viability

66May: 66% viability

77Jun: 77% viability

79Jul: 79% viability

80Aug: 80% viability

79Sep: 79% viability

43Oct: 43% viability

23Nov: 23% viability

20Dec: 20% viability

47%

Cold

0/12

Lunch Outside

20Jan: 20% viability

24Feb: 24% viability

31Mar: 31% viability

46Apr: 46% viability

59May: 59% viability

55Jun: 55% viability

53Jul: 53% viability

60Aug: 60% viability

62Sep: 62% viability

56Oct: 56% viability

34Nov: 34% viability

20Dec: 20% viability

0/12

Lunch Outside

20Jan: 20% viability

24Feb: 24% viability

31Mar: 31% viability

46Apr: 46% viability

59May: 59% viability

55Jun: 55% viability

53Jul: 53% viability

60Aug: 60% viability

62Sep: 62% viability

56Oct: 56% viability

34Nov: 34% viability

20Dec: 20% viability

43%

Cold

12/12

Walking

75Jan: 75% viability

77Feb: 77% viability

77Mar: 77% viability

83Apr: 83% viability

92May: 92% viability

93Jun: 93% viability

95Jul: 95% viability

92Aug: 92% viability

93Sep: 93% viability

90Oct: 90% viability

76Nov: 76% viability

73Dec: 73% viability

12/12

Walking

75Jan: 75% viability

77Feb: 77% viability

77Mar: 77% viability

83Apr: 83% viability

92May: 92% viability

93Jun: 93% viability

95Jul: 95% viability

92Aug: 92% viability

93Sep: 93% viability

90Oct: 90% viability

76Nov: 76% viability

73Dec: 73% viability

85%

12/12

Running

75Jan: 75% viability

77Feb: 77% viability

77Mar: 77% viability

83Apr: 83% viability

92May: 92% viability

93Jun: 93% viability

95Jul: 95% viability

92Aug: 92% viability

93Sep: 93% viability

90Oct: 90% viability

76Nov: 76% viability

73Dec: 73% viability

12/12

Running

75Jan: 75% viability

77Feb: 77% viability

77Mar: 77% viability

83Apr: 83% viability

92May: 92% viability

93Jun: 93% viability

95Jul: 95% viability

92Aug: 92% viability

93Sep: 93% viability

90Oct: 90% viability

76Nov: 76% viability

73Dec: 73% viability

85%

Tap any month for details · Click activity name for overview

ComfortableModerateUncomfortable

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

Confidence: High

Saint John · Canada

Climate

Climate Lab · Saint John

Lifestyle Calendar · Saint John

Climate

Climate Lab · Saint John

Lifestyle Calendar · Saint John

Air Quality Profile

Air Quality Profile

Who thrives in Saint John

Frequently asked about Saint John

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