Sonora Weather in December

Average temperatures, rainfall, sunshine and the best places to visit in Sonora, Mexico in December.

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Puerto Peñasco Hermosillo Nogales Álamos

Considering a trip to Sonora, Mexico 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 Sonora in December

Sonora, Mexico is a region in Mexico. The weather in Sonora in December can be quite varied, with temperatures that range from mild to warm and low precipitation. During December, winter is in full swing.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is mild in Nogales at 17°C (63°F) to warm in Navojoa at 28°C (82°F). Nighttime temperatures generally drop to 11°C (52°F) in Navojoa and 0°C (32°F) in Nogales.

For a closer look at conditions across Sonora, Mexico, refer to the map below.

Precipitation

In December, precipitation varies across different areas. From low rainfall in Bahía Kino with an average of 12 mm (0.5 in) to low rainfall in Álamos with 30 mm (1.2 in). Looking at the climate data spanning the last 30 years, this month sees the heaviest rainfall of the year in Puerto Peñasco.

Explore Sonora by month

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

January20°C (68°F) February21°C (70°F) March23°C (73°F) April25°C (77°F) May28°C (82°F) June31°C (88°F) This monthJuly34°C (93°F) August35°C (95°F) September34°C (93°F) October30°C (86°F) November25°C (77°F) December21°C (70°F)
Best Time to Visit Sonora →

Best Places to Visit in Sonora in December

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

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 Sonora

What is the weather like in December for some of the most popular destinations in Sonora, Mexico?

Temperature range in Sonora (December)

Precipitation variation in Sonora (December)

Puerto Peñasco

In December Puerto Peñasco generally has pleasant temperatures with maximum daytime temperatures around 21°C (70°F), minimum nighttime temperatures around 13°C (55°F) and low monthly rainfall. So on average the conditions are perfect that month.

« November
December
January »
November
December
January
Max temperature
25°C (77°F)
21°C (70°F)
20°C (68°F)
Min temperature
17°C (63°F)
13°C (55°F)
13°C (55°F)
Monthly rainfall
7.9 mm (0.3 in)
15 mm (0.6 in)
8.9 mm (0.4 in)
Monthly rainy days
a single day
2 days
2 days
Weather conditions
perfect
perfect
perfect
Climate in Puerto Peñasco →

Hermosillo

In December Hermosillo generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 9°C (48°F) and low monthly rainfall. So on average the conditions are perfect that month.

« November
December
January »
November
December
January
Max temperature
30°C (86°F)
25°C (77°F)
25°C (77°F)
Min temperature
13°C (55°F)
9°C (48°F)
9°C (48°F)
Monthly sun hours
223 hours
199 hours
182 hours
Monthly rainfall
15 mm (0.6 in)
21 mm (0.8 in)
14 mm (0.6 in)
Monthly rainy days
a single day
2 days
2 days
Weather conditions
perfect
perfect
perfect
Climate in Hermosillo →

Nogales

In December Nogales generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 0°C (32°F) and low monthly snow/rainfall. So on average the conditions are pleasant that month.

« November
December
January »
November
December
January
Max temperature
23°C (73°F)
17°C (63°F)
18°C (64°F)
Min temperature
4°C (39°F)
0°C (32°F)
-1°C (30°F)
Monthly snow/rainfall
12 mm (0.5 in)
26 mm (1 in)
22 mm (0.9 in)
Monthly rainy days
3 days
6 days
4 days
Weather conditions
perfect
pleasant
perfect
Climate in Nogales →

Álamos

In December Álamos generally has high temperatures with maximum daytime temperatures around 27°C (81°F), minimum nighttime temperatures around 10°C (50°F) and low monthly rainfall. So on average the conditions are perfect that month.

« November
December
January »
November
December
January
Max temperature
31°C (88°F)
27°C (81°F)
27°C (81°F)
Min temperature
13°C (55°F)
10°C (50°F)
9°C (48°F)
Monthly rainfall
32 mm (1.3 in)
30 mm (1.2 in)
25 mm (1 in)
Monthly rainy days
a single day
3 days
3 days
Weather conditions
pleasant
perfect
perfect
Climate in Álamos →

San Carlos

In December San Carlos generally has high temperatures with maximum daytime temperatures around 23°C (73°F), minimum nighttime temperatures around 14°C (57°F) and low monthly rainfall. So on average the conditions are perfect that month.

« November
December
January »
November
December
January
Max temperature
27°C (81°F)
23°C (73°F)
23°C (73°F)
Min temperature
18°C (64°F)
14°C (57°F)
14°C (57°F)
Monthly rainfall
12 mm (0.5 in)
14 mm (0.6 in)
8.8 mm (0.3 in)
Monthly rainy days
a single day
2 days
2 days
Weather conditions
perfect
perfect
perfect
Climate in San Carlos →

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

Popular cities in December

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

City Weather Day temp Night temp Rainfall
Puerto Peñasco 21°C (70°F) 13°C (55°F) 15 mm (0.6 in)
Hermosillo 25°C (77°F) 9°C (48°F) 21 mm (0.8 in)
Nogales 17°C (63°F) 0°C (32°F) 26 mm (1 in)
Álamos 27°C (81°F) 10°C (50°F) 30 mm (1.2 in)
San Carlos 23°C (73°F) 14°C (57°F) 14 mm (0.6 in)
Ciudad Obregón 28°C (82°F) 11°C (52°F) 18 mm (0.7 in)

Sonora weather in December: frequently asked questions

What is the weather like in Sonora, Mexico in December?

December in Sonora, Mexico brings perfect weather. In Puerto Peñasco, daytime temperatures are typically around 21°C (70°F) and nighttime lows hover near 13°C (55°F).

What is the average temperature in Sonora, Mexico in December?

Puerto Peñasco averages a daytime maximum of 21°C (70°F) in December, with overnight lows close to 13°C (55°F).

Does Sonora, Mexico get a lot of rain in December?

Not particularly. Puerto Peñasco averages just 15 mm (0.6 in) of rain in December, making it a mostly dry month for Sonora, Mexico.

Is December a Good Time to Visit Sonora, Mexico?

We consider December to be one of the best times to travel to Sonora, Mexico. Typically, the climate in Puerto Peñasco is perfect. It's worth noting that weather conditions might differ depending on the location you visit.

On average, the best time to visit Sonora, Mexico is in January, February, March, April, May, November and December with generally perfect weather in Puerto Peñasco. The weather in July, August and September, on the other hand, tends to be poor.

Interested in more climate information?

We have much more information about the climate in Sonora.

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

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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