How many sunny days does Antsiranana have per year?

Antsiranana averages approximately 309 sunny days per year, based on historical climate data.

What is the air quality in Antsiranana?

Antsiranana has an annual PM2.5 concentration of 4.0 µg/m³, classified as "Excellent" by WHO standards. Meets WHO guideline. Minimal health risk.

Diana

Antsiranana · Madagascar

A city in Madagascar.

Small city

100K

28 km²

60m

01:57 UTC+3

MGA

Explore on map →Climate twin →

Antsiranana, Madagascar is a 100K-resident city with 309 sunny days and 0 frost days annually and an annual PM2.5 of 4.0 µg/m³. A city in Madagascar.

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Climate

Feels-like °C

Dinner outside

Climate Lab · Antsiranana

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	30	30	30	31	30	29	28	29	29	31	31	31	30
Daily mean°C	27	27	27	28	28	26	25	25	26	28	29	29	27
Daily low°C	25	25	25	25	24	23	22	22	23	24	25	26	24
Thermal comfort
High feelsDaily high feels-like°C	34	35	35	34	32	30	28	29	29	32	33	34	32
Mean feelsDaily mean feels-like°C	30	31	31	30	27	25	22	24	25	28	30	31	28
Low feelsDaily low feels-like°C	24	26	25	22	20	17	14	15	15	19	22	24	20
Humidity
HumidityRelative humidity%	79	81	82	72	62	59	57	58	58	59	60	66	66
Dewpoint°C	23.3	23.7	23.6	22.3	19.8	17.5	16.7	16.5	16.9	18.5	20.1	21.5	20.0
Precipitation
Rainfallmm	340	222	237	65	10	5	5	3	3	4	15	83	992
Rain days≥1mm	26	25	24	11	3	1	1	0	1	1	4	14	111
Wind
Wind avgm/s	3.2	2.3	2.9	5.2	4.7	6.4	6.6	7.2	7.5	6.3	5.3	3.9	5.1
Wind gustsm/s	5.9	5.1	5.8	8.1	7.5	9.0	9.1	9.4	9.6	9.0	8.1	6.3	7.7
Sun & UV
Sunshinehrs/day	9.0	9.7	9.7	9.8	10.1	10.1	9.9	10.3	10.3	10.3	10.8	10.4	10.0
Clear skyindex	26%	33%	39%	56%	55%	75%	65%	75%	75%	70%	74%	53%	58%
UV indexmax avg	11.1	12.1	11.1	10.2	8.8	7.6	7.9	9.2	10.8	11.7	11.8	11.7	10.3

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

Confidence: High

Lifestyle Calendar · Antsiranana

Outdoor living in Antsiranana is seasonal. 3 months of the year are the toughest stretch. Dinner outside is comfortable 9/12 months — impressive, while even walking manages 3/12 months.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Annual

9/12

Dinner Outside

63Jan: 63% viability

71Feb: 71% viability

67Mar: 67% viability

90Apr: 90% viability

92May: 92% viability

82Jun: 82% viability

70Jul: 70% viability

62Aug: 62% viability

61Sep: 61% viability

79Oct: 79% viability

94Nov: 94% viability

87Dec: 87% viability

9/12

Dinner Outside

63Jan: 63% viability

71Feb: 71% viability

67Mar: 67% viability

90Apr: 90% viability

92May: 92% viability

82Jun: 82% viability

70Jul: 70% viability

62Aug: 62% viability

61Sep: 61% viability

79Oct: 79% viability

94Nov: 94% viability

87Dec: 87% viability

77%

Humid

0/12

Lunch Outside

33Jan: 33% viability

29Feb: 29% viability

34Mar: 34% viability

52Apr: 52% viability

58May: 58% viability

44Jun: 44% viability

38Jul: 38% viability

29Aug: 29% viability

18Sep: 18% viability

41Oct: 41% viability

59Nov: 59% viability

51Dec: 51% viability

0/12

Lunch Outside

33Jan: 33% viability

29Feb: 29% viability

34Mar: 34% viability

52Apr: 52% viability

58May: 58% viability

44Jun: 44% viability

38Jul: 38% viability

29Aug: 29% viability

18Sep: 18% viability

41Oct: 41% viability

59Nov: 59% viability

51Dec: 51% viability

41%

Wind

3/12

Walking

55Jan: 55% viability

44Feb: 44% viability

49Mar: 49% viability

61Apr: 61% viability

70May: 70% viability

75Jun: 75% viability

61Jul: 61% viability

53Aug: 53% viability

44Sep: 44% viability

58Oct: 58% viability

65Nov: 65% viability

49Dec: 49% viability

3/12

Walking

55Jan: 55% viability

44Feb: 44% viability

49Mar: 49% viability

61Apr: 61% viability

70May: 70% viability

75Jun: 75% viability

61Jul: 61% viability

53Aug: 53% viability

44Sep: 44% viability

58Oct: 58% viability

65Nov: 65% viability

49Dec: 49% viability

57%

Humid

1/12

Running

25Jan: 25% viability

15Feb: 15% viability

20Mar: 20% viability

28Apr: 28% viability

43May: 43% viability

65Jun: 65% viability

57Jul: 57% viability

49Aug: 49% viability

38Sep: 38% viability

36Oct: 36% viability

27Nov: 27% viability

17Dec: 17% viability

1/12

Running

25Jan: 25% viability

15Feb: 15% viability

20Mar: 20% viability

28Apr: 28% viability

43May: 43% viability

65Jun: 65% viability

57Jul: 57% viability

49Aug: 49% viability

38Sep: 38% viability

36Oct: 36% viability

27Nov: 27% viability

17Dec: 17% viability

35%

Humid

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

Dinner outside

Climate Lab · Antsiranana

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	30	30	30	31	30	29	28	29	29	31	31	31	30
Daily mean°C	27	27	27	28	28	26	25	25	26	28	29	29	27
Daily low°C	25	25	25	25	24	23	22	22	23	24	25	26	24
Thermal comfort
High feelsDaily high feels-like°C	34	35	35	34	32	30	28	29	29	32	33	34	32
Mean feelsDaily mean feels-like°C	30	31	31	30	27	25	22	24	25	28	30	31	28
Low feelsDaily low feels-like°C	24	26	25	22	20	17	14	15	15	19	22	24	20
Humidity
HumidityRelative humidity%	79	81	82	72	62	59	57	58	58	59	60	66	66
Dewpoint°C	23.3	23.7	23.6	22.3	19.8	17.5	16.7	16.5	16.9	18.5	20.1	21.5	20.0
Precipitation
Rainfallmm	340	222	237	65	10	5	5	3	3	4	15	83	992
Rain days≥1mm	26	25	24	11	3	1	1	0	1	1	4	14	111
Wind
Wind avgm/s	3.2	2.3	2.9	5.2	4.7	6.4	6.6	7.2	7.5	6.3	5.3	3.9	5.1
Wind gustsm/s	5.9	5.1	5.8	8.1	7.5	9.0	9.1	9.4	9.6	9.0	8.1	6.3	7.7
Sun & UV
Sunshinehrs/day	9.0	9.7	9.7	9.8	10.1	10.1	9.9	10.3	10.3	10.3	10.8	10.4	10.0
Clear skyindex	26%	33%	39%	56%	55%	75%	65%	75%	75%	70%	74%	53%	58%
UV indexmax avg	11.1	12.1	11.1	10.2	8.8	7.6	7.9	9.2	10.8	11.7	11.8	11.7	10.3

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

Confidence: High

Lifestyle Calendar · Antsiranana

Outdoor living in Antsiranana is seasonal. 3 months of the year are the toughest stretch. Dinner outside is comfortable 9/12 months — impressive, while even walking manages 3/12 months.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Annual

9/12

Dinner Outside

63Jan: 63% viability

71Feb: 71% viability

67Mar: 67% viability

90Apr: 90% viability

92May: 92% viability

82Jun: 82% viability

70Jul: 70% viability

62Aug: 62% viability

61Sep: 61% viability

79Oct: 79% viability

94Nov: 94% viability

87Dec: 87% viability

9/12

Dinner Outside

63Jan: 63% viability

71Feb: 71% viability

67Mar: 67% viability

90Apr: 90% viability

92May: 92% viability

82Jun: 82% viability

70Jul: 70% viability

62Aug: 62% viability

61Sep: 61% viability

79Oct: 79% viability

94Nov: 94% viability

87Dec: 87% viability

77%

Humid

0/12

Lunch Outside

33Jan: 33% viability

29Feb: 29% viability

34Mar: 34% viability

52Apr: 52% viability

58May: 58% viability

44Jun: 44% viability

38Jul: 38% viability

29Aug: 29% viability

18Sep: 18% viability

41Oct: 41% viability

59Nov: 59% viability

51Dec: 51% viability

0/12

Lunch Outside

33Jan: 33% viability

29Feb: 29% viability

34Mar: 34% viability

52Apr: 52% viability

58May: 58% viability

44Jun: 44% viability

38Jul: 38% viability

29Aug: 29% viability

18Sep: 18% viability

41Oct: 41% viability

59Nov: 59% viability

51Dec: 51% viability

41%

Wind

3/12

Walking

55Jan: 55% viability

44Feb: 44% viability

49Mar: 49% viability

61Apr: 61% viability

70May: 70% viability

75Jun: 75% viability

61Jul: 61% viability

53Aug: 53% viability

44Sep: 44% viability

58Oct: 58% viability

65Nov: 65% viability

49Dec: 49% viability

3/12

Walking

55Jan: 55% viability

44Feb: 44% viability

49Mar: 49% viability

61Apr: 61% viability

70May: 70% viability

75Jun: 75% viability

61Jul: 61% viability

53Aug: 53% viability

44Sep: 44% viability

58Oct: 58% viability

65Nov: 65% viability

49Dec: 49% viability

57%

Humid

1/12

Running

25Jan: 25% viability

15Feb: 15% viability

20Mar: 20% viability

28Apr: 28% viability

43May: 43% viability

65Jun: 65% viability

57Jul: 57% viability

49Aug: 49% viability

38Sep: 38% viability

36Oct: 36% viability

27Nov: 27% viability

17Dec: 17% viability

1/12

Running

25Jan: 25% viability

15Feb: 15% viability

20Mar: 20% viability

28Apr: 28% viability

43May: 43% viability

65Jun: 65% viability

57Jul: 57% viability

49Aug: 49% viability

38Sep: 38% viability

36Oct: 36% viability

27Nov: 27% viability

17Dec: 17% viability

35%

Humid

Tap any month for details · Click activity name for overview

ComfortableModerateUncomfortable

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

Confidence: High

Antsiranana · Madagascar

Climate

Climate Lab · Antsiranana

Lifestyle Calendar · Antsiranana

Climate

Climate Lab · Antsiranana

Lifestyle Calendar · Antsiranana

Air Quality Profile

Air Quality Profile

Who thrives in Antsiranana

Frequently asked about Antsiranana