Air Pollution in Costa Rica

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Current Air Quality
24
Good
on Thursday, Sep 10th 2026, 19:00 pm
Past 24 hours Air Quality
#AQICity
1
24
San Vicente
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very Unhealthy
Hazardous

Air Quality Forecast

Air quality historical data


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Known Countries in the World

Africa

🇧🇼 Botswana 🇧🇫 Burkina Faso 🇨🇫 Central African Republic 🇨🇩 Congo, The Democratic Republic Of 🇪🇬 Egypt 🇬🇶 Equatorial Guinea 🇪🇹 Federal Democratic Republic of Ethiopia
65
 🇰🇲 Federal Islamic Republic of the Comoros 🇸🇴 Federal Republic of Somalia 🇬🇦 Gabonese Republic 🇬🇭 Ghana
60
 🇱🇾 Great Socialist People’s Libyan Arab Jamahiriya 🇲🇷 Islamic Republic of Mauritania 🇨🇮 Ivory Coast
54
 🇰🇪 Kenya
59
 🇲🇦 Kingdom of Morocco
31
 🇱🇸 Lesotho
89
 🇱🇷 Liberia 🇲🇼 Malawi 🇲🇱 Mali 🇲🇺 Mauritius 🇾🇹 Mayotte
43
 🇳🇦 Namibia 🇳🇬 Nigeria
59
 🇩🇿 People’s Democratic Republic of Algeria 🇦🇴 Republic of Angola 🇧🇯 Republic of Benin 🇧🇮 Republic of Burundi 🇨🇻 Republic of Cabo Verde 🇨🇲 Republic of Cameroon
60
 🇹🇩 Republic of Chad 🇩🇯 Republic of Djibouti 🇬🇳 Republic of Guinea 🇬🇼 Republic of Guinea-Bissau 🇲🇬 Republic of Madagascar 🇲🇿 Republic of Mozambique
57
 🇳🇪 Republic of Niger 🇷🇼 Republic of Rwanda
99
 🇸🇳 Republic of Senegal
18
 🇿🇦 Republic of South Africa
100
 🇸🇸 Republic of South Sudan 🇨🇬 Republic of the Congo 🇷🇪 Réunion
24
 🇸🇭 Saint Helena 🇸🇨 Seychelles 🇸🇱 Sierra Leone
54
 🇪🇷 State of Eritrea 🇸🇩 Sudan 🇸🇿 Swaziland 🇸🇹 São Tomé and Príncipe 🇹🇿 Tanzania 🇬🇲 The Gambia
36
 🇹🇬 Togolese Republic 🇹🇳 Tunisian Republic 🇺🇬 Uganda
73
 🇪🇭 Western Sahara 🇿🇲 Zambia
91
 🇿🇼 Zimbabwe
57

Antarctica

🇦🇶 Antarctica 🇧🇻 Bouvet Island 🇹🇫 French Southern Territories 🇭🇲 Heard Island and McDonald Islands 🇬🇸 South Georgia and the South Sandwich Islands

Asia

🇧🇩 Bangladesh
108
 🇧🇹 Bhutan
81
 🇮🇴 British Indian Ocean Territory 🇧🇳 Brunei Darussalam
119
 🇰🇭 Cambodia
10
 🇨🇳 China
102
 🇨🇽 Christmas Island 🇨🇨 Cocos [Keeling] Islands 🇳🇵 Federal Democratic Republic of Nepal
56
 🇬🇪 Georgian Soviet Socialist Republic
23
 🇯🇴 Hashemite Kingdom of Jordan
20
 🇭🇰 Hong Kong
59
 🇮🇳 India
129
 🇮🇷 Iran 🇦🇫 Islamic Republic of Afghanistan 🇵🇰 Islamic Republic of Pakistan
135
 🇯🇵 Japan
51
 🇧🇭 Kingdom of Bahrain 🇸🇦 Kingdom of Saudi Arabia 🇹🇭 Kingdom of Thailand
87
 🇰🇬 Kyrgyzstan
21
 🇱🇦 Laos
49
 🇲🇴 Macao
72
 🇲🇾 Malaysia
135
 🇲🇳 Mongolia
13
 🇲🇲 Myanmar [Burma]
36
 🇰🇵 North Korea 🇵🇸 Palestine
58
 🇵🇭 Philippines
48
 🇦🇲 Republic of Armenia
18
 🇦🇿 Republic of Azerbaijan
33
 🇮🇩 Republic of Indonesia
172
 🇮🇶 Republic of Iraq 🇰🇿 Republic of Kazakhstan
58
 🇰🇷 Republic of Korea
49
 🇱🇧 Republic of Lebanon 🇲🇻 Republic of Maldives
14
 🇹🇯 Republic of Tajikistan
81
 🇺🇿 Republic of Uzbekistan
72
 🇸🇬 Singapore
135
 🇻🇳 Socialist Republic of Vietnam
40
 🇱🇰 Sri Lanka
49
 🇮🇱 State of Israel
70
 🇰🇼 State of Kuwait
77
 🇶🇦 State of Qatar
59
 🇴🇲 Sultanate of Oman
62
 🇸🇾 Syrian Arab Republic 🇹🇼 Taiwan
67
 🇹🇷 Turkey
96
 🇹🇲 Turkmenistan 🇦🇪 United Arab Emirates
98
 🇾🇪 Yemen

Europe

🇧🇦 Bosnia and Herzegovina
58
 🇨🇾 Cyprus
49
 🇨🇿 Czech Republic
50
 🇫🇴 Faroe Islands 🇫🇮 Finland
20
 🇫🇷 France
49
 🇩🇪 Germany
45
 🇬🇮 Gibraltar
25
 🇱🇺 Grand Duchy of Luxembourg
27
 🇬🇷 Greece
33
 🇬🇬 Guernsey 🇻🇦 Holy See (Vatican City State) 🇭🇺 Hungary
35
 🇮🇲 Isle of Man 🇮🇹 Italy
67
 🇯🇪 Jersey 🇧🇪 Kingdom of Belgium
30
 🇩🇰 Kingdom of Denmark
14
 🇳🇴 Kingdom of Norway
17
 🇸🇪 Kingdom of Sweden
14
 🇱🇻 Latvia
5
 🇲🇰 Macedonia
61
 🇲🇹 Malta
27
 🇲🇨 Monaco
10
 🇲🇪 Montenegro
137
 🇳🇱 Netherlands
38
 🇵🇱 Poland
35
 🇵🇹 Portuguese Republic
25
 🇦🇩 Principality of Andorra
22
 🇱🇮 Principality of Liechtenstein
21
 🇦🇱 Republic of Albania
28
 🇦🇹 Republic of Austria
21
 🇧🇾 Republic of Belarus
7
 🇧🇬 Republic of Bulgaria
32
 🇭🇷 Republic of Croatia
43
 🇪🇪 Republic of Estonia
17
 🇮🇸 Republic of Iceland
16
 🇮🇪 Republic of Ireland
18
 🇽🇰 Republic of Kosovo 🇱🇹 Republic of Lithuania
16
 🇲🇩 Republic of Moldova
17
 🇸🇮 Republic of Slovenia
12
 🇷🇴 Romania
39
 🇷🇺 Russia
77
 🇸🇲 San Marino
50
 🇷🇸 Serbia
71
 🇸🇰 Slovak Republic
24
 🇪🇸 Spain
60
 🇸🇯 Svalbard and Jan Mayen 🇨🇭 Switzerland
22
 🇺🇦 Ukraine
28
 🇬🇧 United Kingdom
46
 🇦🇽 Åland Islands

North America

🇦🇮 Anguilla 🇦🇬 Antigua and Barbuda 🇦🇼 Aruba
23
 🇧🇧 Barbados 🇧🇿 Belize 🇧🇲 Bermuda 🇧🇶 Bonaire, Saint Eustatius, and Saba
17
 🇻🇬 British Virgin Islands 🇨🇦 Canada
41
 🇰🇾 Cayman Islands 🇨🇼 Curaçao 🇩🇲 Dominica 🇩🇴 Dominican Republic
16
 🇬🇱 Greenland 🇬🇩 Grenada 🇬🇵 Guadeloupe
38
 🇯🇲 Jamaica 🇲🇶 Martinique
73
 🇲🇽 Mexico
64
 🇲🇸 Montserrat 🇵🇷 Puerto Rico 🇨🇷 Republic of Costa Rica
24
 🇨🇺 Republic of Cuba 🇸🇻 Republic of El Salvador
38
 🇬🇹 Republic of Guatemala
24
 🇭🇹 Republic of Haiti 🇭🇳 Republic of Honduras
46
 🇳🇮 Republic of Nicaragua
12
 🇵🇦 Republic of Panama 🇧🇱 Saint Barthélemy 🇰🇳 Saint Kitts and Nevis 🇱🇨 Saint Lucia 🇲🇫 Saint Martin 🇵🇲 Saint Pierre and Miquelon 🇻🇨 Saint Vincent and the Grenadines 🇸🇽 Sint Maarten 🇧🇸 The Bahamas 🇹🇹 Trinidad and Tobago
37
 🇹🇨 Turks and Caicos Islands 🇻🇮 U.S. Virgin Islands 🇺🇸 United States
71

Oceania

🇦🇸 American Samoa 🇦🇺 Australia
52
 🇨🇰 Cook Islands 🇹🇱 East Timor 🇫🇯 Fiji 🇵🇫 French Polynesia 🇬🇺 Guam 🇼🇸 Independent State of Samoa 🇰🇮 Kiribati 🇲🇭 Marshall Islands 🇫🇲 Micronesia 🇳🇨 New Caledonia
9
 🇳🇿 New Zealand
42
 🇳🇺 Niue 🇳🇫 Norfolk Island 🇲🇵 Northern Mariana Islands 🇵🇼 Palau 🇵🇬 Papua New Guinea 🇵🇳 Pitcairn Islands 🇳🇷 Republic of Nauru 🇻🇺 Republic of Vanuatu 🇸🇧 Solomon Islands 🇹🇰 Tokelau 🇹🇴 Tonga 🇹🇻 Tuvalu 🇺🇲 U.S. Minor Outlying Islands 🇼🇫 Wallis and Futuna

South America

🇦🇷 Argentine Republic
14
 🇧🇴 Bolivia, Plurinational State Of 🇧🇷 Brazil
50
 🇫🇰 Colony of the Falkland Islands 🇬🇫 French Guiana
15
 🇬🇾 Guyana 🇺🇾 Oriental Republic of Uruguay 🇨🇱 Republic of Chile
82
 🇨🇴 Republic of Colombia
54
 🇪🇨 Republic of Ecuador
34
 🇵🇾 Republic of Paraguay
30
 🇵🇪 Republic of Peru
46
 🇸🇷 Republic of Suriname 🇻🇪 Venezuela

About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150Unhealthy for Sensitive GroupsMembers of sensitive groups may experience health effects. The general public is not likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300Very UnhealthyHealth warnings of emergency conditions. The entire population is more likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+HazardousHealth alert: everyone may experience more serious health effectsEveryone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.