Formosa Province Weather in December

Average temperatures, rainfall, sunshine and the best places to visit in Formosa Province, Argentina in December.

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Formosa Las Lomitas

Planning a trip to Formosa Province, Argentina this December? Here's what you need to know about the weather:

What to Expect in Formosa Province in December

Formosa Province, Argentina is a region in Argentina. December in Formosa Province generally has very warm temperatures, with precipitation levels ranging from high to heavy. December is a summer month.

Temperatures

You can expect very warm maximum daytime temperatures of around 33°C (91°F) and nighttime temperatures around 22°C (72°F) in Formosa. While the given temperatures for day and night are typical, there may be days that feel warmer. Make sure you're dressed in a way that keeps you cool and comfortable.

To learn more about the conditions in specific areas of Formosa Province, Argentina, check out the map below.

Precipitation

In December, precipitation varies across different areas. From high rainfall in Las Lomitas with an average of 128 mm (5 in) to heavy rainfall in Formosa with 168 mm (6.6 in).

Average sunshine

Plenty of sunshine can be expected in numerous places in December. Formosa typically receives 283 hours of sunlight, making it ideal for those seeking sunny weather.

Explore Formosa Province by month

Pick a month to see the average temperature, rainfall and sunshine in Formosa Province — and find the best time to visit. (based on Formosa)

January34°C (93°F) February33°C (91°F) March32°C (90°F) April29°C (84°F) May25°C (77°F) June24°C (75°F) This monthJuly23°C (73°F) August26°C (79°F) September28°C (82°F) October30°C (86°F) November31°C (88°F) December33°C (91°F)
Best Time to Visit Formosa Province →

Best Places to Visit in Formosa Province in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Formosa Province.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Formosa Province

What is the weather like in December for some of the most popular destinations in Formosa Province, Argentina?

Temperature range in Formosa Province (December)

Precipitation variation in Formosa Province (December)

Formosa

In December Formosa generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 22°C (72°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

« November
December
January »
November
December
January
Max temperature
31°C (88°F)
33°C (91°F)
34°C (93°F)
Min temperature
20°C (68°F)
22°C (72°F)
23°C (73°F)
Monthly sun hours
256 hours
283 hours
280 hours
Monthly rainfall
184 mm (7.2 in)
168 mm (6.6 in)
124 mm (4.9 in)
Monthly rainy days
9 days
9 days
9 days
Weather conditions
unpleasant
tolerable
unpleasant
Climate in Formosa →

Las Lomitas

In December Las Lomitas generally has very high temperatures with maximum daytime temperatures around 35°C (95°F), minimum nighttime temperatures around 22°C (72°F) and high monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
33°C (91°F)
35°C (95°F)
36°C (97°F)
Min temperature
19°C (66°F)
22°C (72°F)
22°C (72°F)
Monthly sun hours
231 hours
228 hours
250 hours
Monthly rainfall
130 mm (5.1 in)
128 mm (5 in)
135 mm (5.3 in)
Monthly rainy days
9 days
8 days
7 days
Weather conditions
tolerable
poor
poor
Climate in Las Lomitas →

Is your destination not in the list? Have a look at all destinations in Formosa Province, in Argentina.

In our records: Argentina December extremes

Notable December records observed across cities in Argentina in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest December day in Argentina reached 48°C (118°F) in Santiago del Estero on December 19, 1995.

Popular cities in December

Day & night temperatures, rainfall and average weather in Formosa Province in December.

City Weather Day temp Night temp Rainfall
Formosa 33°C (91°F) 22°C (72°F) 168 mm (6.6 in)
Las Lomitas 35°C (95°F) 22°C (72°F) 128 mm (5 in)

Formosa Province weather in December: frequently asked questions

What is the weather like in Formosa Province, Argentina in December?

Expect poor weather across Formosa Province, Argentina in December. The popular destination of Formosa averages 33°C (91°F) by day and 22°C (72°F) at night during this summer month.

What is the average temperature in Formosa Province, Argentina in December?

Formosa averages a daytime maximum of 33°C (91°F) in December, with overnight lows close to 22°C (72°F).

Does Formosa Province, Argentina get a lot of rain in December?

Expect plenty of rainfall. Formosa records an average of 168 mm (6.6 in) in December, putting it among the wetter months for Formosa Province, Argentina.

Is December a Good Time to Visit Formosa Province, Argentina?

Given the typically tolerable weather conditions in Formosa, December may not be the ideal time to visit Formosa Province, Argentina.

Generally speaking, the best visiting conditions can be found in July and August offering mostly perfect weather in Formosa. The weather in January, February, October, November and December, on the other hand, tends to be poor.

Interested in more climate information?

We have much more information about the climate in Formosa Province.

Weather and climate has detailed information for every country in the world. Are you going to Argentina? Get detailed historical weather averages for many cities in Argentina.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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