Loreto Weather in December

Average temperatures, rainfall, sunshine and the best places to visit in Loreto, Peru in December.

Considering a trip to Loreto, Peru this December and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Loreto in December

Loreto, Peru is a region in Peru. December in Loreto generally has very warm temperatures, with heavy precipitation.

Temperatures

You can expect very warm maximum daytime temperatures of around 31°C (88°F) and nighttime temperatures around 24°C (75°F) in Iquitos. 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 explore the conditions in Loreto, Peru in more detail, check the map below.

Precipitation

In December, precipitation varies across different areas. From heavy rainfall in Yurimaguas with an average of 240 mm (9.4 in) to heavy rainfall in Pacaya-Samiria National Reserve with 283 mm (11 in).

Average sunshine

Sunshine is fairly consistent across many areas. Iquitos receives about 162 hours of sunlight in December, providing a good balance between sunny spells and cloud cover. If you're after more sunshine hours, take a look at our weather planner for other sun-rich destinations worldwide.

Explore Loreto by month

Best Places to Visit in Loreto in December

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

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 Loreto

What is the weather like in December for some of the most popular destinations in Loreto, Peru?

Temperature range in Loreto (December)

Precipitation variation in Loreto (December)

Iquitos

In December Iquitos generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 24°C (75°F) and heavy monthly rainfall. So on average the conditions are poor that month.

November
December
January
Max temperature
32°C (90°F)
31°C (88°F)
31°C (88°F)
Min temperature
24°C (75°F)
24°C (75°F)
24°C (75°F)
Monthly sun hours
178 hours
162 hours
169 hours
Monthly rainfall
241 mm (9.5 in)
271 mm (11 in)
259 mm (10 in)
Monthly rainy days
18 days
20 days
19 days
Weather conditions

Santa Teresa

In December Santa Teresa generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 24°C (75°F) and heavy monthly rainfall. So on average the conditions are poor that month.

November
December
January
Max temperature
31°C (88°F)
31°C (88°F)
31°C (88°F)
Min temperature
24°C (75°F)
24°C (75°F)
24°C (75°F)
Monthly sun hours
178 hours
162 hours
169 hours
Monthly rainfall
245 mm (9.6 in)
274 mm (11 in)
263 mm (10 in)
Monthly rainy days
19 days
20 days
19 days
Weather conditions

Yucuruche

In December Yucuruche generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are poor that month.

November
December
January
Max temperature
32°C (90°F)
31°C (88°F)
32°C (90°F)
Min temperature
23°C (73°F)
23°C (73°F)
23°C (73°F)
Monthly rainfall
236 mm (9.3 in)
261 mm (10 in)
240 mm (9.4 in)
Monthly rainy days
19 days
21 days
21 days
Weather conditions

Mazán

In December Mazán generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 24°C (75°F) and heavy monthly rainfall. So on average the conditions are poor that month.

November
December
January
Max temperature
31°C (88°F)
31°C (88°F)
31°C (88°F)
Min temperature
24°C (75°F)
24°C (75°F)
24°C (75°F)
Monthly sun hours
178 hours
162 hours
169 hours
Monthly rainfall
246 mm (9.7 in)
274 mm (11 in)
262 mm (10 in)
Monthly rainy days
19 days
20 days
20 days
Weather conditions

Puerto Franco

In December Puerto Franco generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are poor that month.

November
December
January
Max temperature
32°C (90°F)
31°C (88°F)
32°C (90°F)
Min temperature
23°C (73°F)
23°C (73°F)
23°C (73°F)
Monthly rainfall
238 mm (9.4 in)
267 mm (11 in)
247 mm (9.7 in)
Monthly rainy days
19 days
21 days
21 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Loreto, in Peru.

Popular cities in December

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

City Weather Day temp Night temp Rainfall
Iquitos 31°C (88°F) 24°C (75°F) 271 mm (11 in)
Santa Teresa 31°C (88°F) 24°C (75°F) 274 mm (11 in)
Yucuruche 31°C (88°F) 23°C (73°F) 261 mm (10 in)
Mazán 31°C (88°F) 24°C (75°F) 274 mm (11 in)
Puerto Franco 31°C (88°F) 23°C (73°F) 267 mm (11 in)
Yurimaguas 32°C (90°F) 23°C (73°F) 240 mm (9.4 in)

Loreto weather in December: frequently asked questions

What is the weather like in Loreto, Peru in December?

December in Loreto, Peru brings poor weather. In Iquitos, daytime temperatures are typically around 31°C (88°F) and nighttime lows hover near 24°C (75°F).

What is the average temperature in Loreto, Peru in December?

Daytime temperatures in Iquitos peak at roughly 31°C (88°F) in December, dropping to about 24°C (75°F) overnight.

Does Loreto, Peru get a lot of rain in December?

Rainfall in Loreto, Peru peaks during December. Iquitos averages roughly 271 mm (11 in), so frequent and sometimes heavy showers are the norm.

Is December a Good Time to Visit Loreto, Peru?

In our view, December might not be the best time to travel to Loreto, Peru with often poor weather in Iquitos.

On average, the best time to visit Loreto, Peru is in July and August with generally unpleasant weather in Iquitos.

Interested in more climate information?

We have much more information about the climate in Loreto.

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

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.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.