December Precipitation Averages for South American Cities





The tables below give December averages for rainfall at major cities throughout South America. Each place has a total for how much precipitation it usually gets this month and most have data on the number of days with wet weather.

Included in the group are South America's national capitals plus cities with a metropolitan population of over one million people.

The cities are listed alphabetically and you can jump ahead to the section for Asunción to Cochabamba or Córdoba to Montevideo or Natal to Vitíria.

The amounts of rain are averages of historical climate measurements made over a long period, in most cases 30 years.

Average December precipitation
Days City Inches Milli­metres
8 Asunción, Paraguay 5.9 150
7 Barquisimeto, Venezuela 1.7 42
2 Barranquilla, Colombia 1.4 35
17 Belém, Brazil 8.0 203
16 Belo Horizonte, Brazil 11.5 292
12 Bogotá, Colombia 3.0 76
18 Brasília, Brazil 9.7 246
9 Bucaramanga, Colombia 2.6 67
Buenos Aires, Argentina 4.1 105
14 Cali, Colombia 5.1 130
14 Campinas, Brazil 8.1 205
10 Caracas, Venezuela 1.6 41
3 Cartagena, Colombia 1.8 46
19 Cayenne, French Guiana 10.2 260
14 Cochabamba, Bolivia 3.0 76
December rainfall averages
Days City Inches Milli­metres
Córdoba, Argentina 5.4 137
13 Curitiba, Brazil 6.0 152
6 Fortaleza, Brazil 1.7 44
18 Georgetown, Guyana 10.3 262
19 Goiânia, Brazil 10.5 268
9 Guayaquil, Ecuador 2.7 68
5 Joao Pessoa, Brazil 1.1 29
17 La Paz - El Alto, Bolivia 3.7 94
Lima, Peru 0.0 0
9 Maceió, Brazil 2.5 63
16 Manaus, Brazil 8.6 220
3 Maracaibo, Venezuela 0.7 17
4 Maracay, Venezuela 0.6 14
16 Medellín, Colombia 4.1 105
Mendoza, Argentina 1.1 29
8 Montevideo, Uruguay 3.3 84
Average amount of rain in December
Days City Inches Milli­metres
5 Natal, Brazil 0.8 21
Paramaribo, Suriname 7.0 179
7 Porto Alegre, Brazil 3.7 93
15 Quito, Ecuador 4.0 100
8 Recife, Brazil 2.2 57
11 Rio de Janeiro, Brazil 5.3 134
Rosario, Argentina 4.7 120
10 Salvador, Brazil 5.6 143
14 Santa Cruz, Bolivia 7.7 196
2 Santiago, Chile 0.1 2
4 Sao Luís, Brazil 3.0 77
14 São Paulo, Brazil 7.9 201
14 Sucre, Bolivia 3.9 98
7 Teresina, Brazil 4.7 118
12 Vitíria, Brazil 6.9 176
Reference

The precipitation data are provided by national meteorological agencies.

City Precipitation
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