Seasons in Uruguay


The Oriental Republic of the Uruguay is the country in south eastern part of South America. It is situated on coast of the Atlantic Sea between Brazil and Argentina. The relief of the country is mostly plain. There are several ranges of tall hills, but no major mountains. Uruguay has subtropical climate with major influence of air masses from above the Atlantic Ocean.

The country is in the Southern Hemisphere, so season there are reversed in relation to the Northern Hemisphere. Average annual temperature is 16 °C (61 °F). It drops below freezing only when the pamper blows. Cold polar wind may rise in any time of a year, but the highest probability is in winter between October and January. Rains occur year round and with average annual amount of 1000-1200 mm (39-47”).


Weather and Climate

Spring in Uruguay

Calendar spring is climatic fall in Uruguay. It is still quite pleasant season to visit the country. Weather is lower than during local summer and crowds get thinner. Actually it is the best season for swimming. The Atlantic Ocean at coasts of Uruguay is even warmer in autumn than it was during local summer. Average air temperature is between marks of 7 °C (44 °F) and 21 °C (70 °F). Rainfall is moderate comparing to previous season, though showers in Uruguay are unpredictable.

The climate of the spring months

(Montevideo)

March
Max average t°: +26 °C (78.8 °F)
Min average t°: +15 °C (59 °F)
Sundial in the day: 9 hours
Rainy days: 9 days
Precipitation: 100 mm (3.9")
April
Max average t°: +22 °C (71.6 °F)
Min average t°: +12 °C (53.6 °F)
Sundial in the day: 8 hours
Rainy days: 8 days
Precipitation: 105 mm (4.1")
May
Max average t°: +18 °C (64.4 °F)
Min average t°: +9 °C (48.2 °F)
Sundial in the day: 6 hours
Rainy days: 9 days
Precipitation: 95 mm (3.7")

Spring holidays

March-April – Week of Tourism.
April 19 – Day of 33 Patriots.

May 1 – Labor Day.
May 18 – Day of the Las Piedras Battle.

Summer in Uruguay

Coldest season in Uruguay is relatively cool, but not freezing and sunny. Majority of tourists had left the country and most of beaches and seaside resorts are closed, so it is good time to perform a tour to get familiar with local culture or sights of UNESCO world heritage. Majority of beaches and seaside resorts are closed. Daily range of air temperature is between 7 °C (44 °F) at night and 19 °C (66 °F) at afternoon.

The climate of the summer months

(Montevideo)

June
Max average t°: +15 °C (59 °F)
Min average t°: +6 °C (42.8 °F)
Sundial in the day: 5 hours
Rainy days: 9 days
Precipitation: 95 mm (3.7")
July
Max average t°: +14 °C (57.2 °F)
Min average t°: +6 °C (42.8 °F)
Sundial in the day: 5 hours
Rainy days: 8 days
Precipitation: 65 mm (2.5")
August
Max average t°: +15 °C (59 °F)
Min average t°: +6 °C (42.8 °F)
Sundial in the day: 6 hours
Rainy days: 8 days
Precipitation: 85 mm (3.3")


Summer holidays

June 19 – Birthday of Jose Artigas.
July 18 – Constitution Day.
August 25 – Independence Day.

Autumn in Uruguay

Climatic spring in Uruguay is good time for visit too. September is slightly cool, but by beginning of October afternoons are already pleasantly warm. Seaside resorts are up and running though the ocean is chilly as well as evening air. Late autumn is the best for watching whales that come close to southern coast of the country for breeding or for sipping some local wine while soaking the sun in vineyard.

Temperature reaches range of 12-24 °C (53-75 °F) while precipitation is growing before the rainy season. Second half of autumn is beginning of pampero winds period, so visitors should be prepared for sudden drops of temperature and dust storms.

The climate of the autumn months

(Montevideo)

September
Max average t°: +17 °C (62.6 °F)
Min average t°: +7 °C (44.6 °F)
Sundial in the day: 8 hours
Rainy days: 7 days
Precipitation: 90 mm (3.5")
October
Max average t°: +20 °C (68 °F)
Min average t°: +9 °C (48.2 °F)
Sundial in the day: 8 hours
Rainy days: 8 days
Precipitation: 70 mm (2.7")
November
Max average t°: +23 °C (73.4 °F)
Min average t°: +12 °C (53.6 °F)
Sundial in the day: 10 hours
Rainy days: 9 days
Precipitation: 80 mm (3.1")

Autumn holidays

October 12 – Columbus Day.

November 2 – All Saints Day.

Winter in Uruguay

Climatic summer in Uruguay spans through whole calendar winter and March. It is the heist of tourist season. Coastal resorts offer close to perfect blend of warm air, fresh breezes and occasional showers. In inland regions numerous carnivals and other festivities are taking place. Weather there is great too. Rainfall is at its peak, but generous Uruguayan sun dries ground fast enough. Expected temperatures are between 14 °C (57 °F) at night and 29 °C (84 °F) at afternoon.

The climate of the winter months

(Montevideo)

December
Max average t°: +26 °C (78.8 °F)
Min average t°: +15 °C (59 °F)
Sundial in the day: 10 hours
Rainy days: 8 days
Precipitation: 80 mm (3.1")
January
Max average t°: +28 °C (82.4 °F)
Min average t°: +17 °C (62.6 °F)
Sundial in the day: 11 hours
Rainy days: 7 days
Precipitation: 75 mm (2.9")
February
Max average t°: +28°C (82.4 °F)
Min average t°: +16 °C (60.8 °F)
Sundial in the day: 10 hours
Rainy days: 7 days
Precipitation: 75 mm (2.9")

Winter holidays

December 25 – Christmas.
January 1 – New Year.
January 6 – Children Day.
February-March – Carnival.