Temperatures in December
It's warm in December in San Simeón with an average temperature of 24°C. Temperatures this month range from a low of 22°C to a high of 25°C. At night, you can expect temperatures between 7°C and 10°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for San Simeón in December. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of December
The month of December starts in San Simeón with warm temperatures, averaging around 24°C during the day and nights close to 9°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-December
By mid-December, the average daytime temperature stays the same at 24°C, with nights close to 8°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of December
By the end of December, the average daytime temperature in San Simeón will be around 24°C, with nights close to 8°C. No precipitation expected, with plenty of sunshine on the horizon.
Precipitation in December
According to weather history, there is only 4,9 mm of precipitation in December. The wind speed is around 3 Bft, mostly coming from the South.
The average chance of precipitation is only 6% in December.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in December for San Simeón. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
San Simeón in December |
London | ||
|---|---|---|---|
 Average Temperature |
24°C | 9°C | |
 High Temp |
25°C | 11°C | |
| Low Temp |
22°C | 8°C | |
 Total Precipitation |
4,9 mm | 67 mm | |
| Rainy Days |
2 days | 10 days | |
November
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is December a good time to visit San Simeón?
Want nice weather? Then December is a great time to be in San Simeón. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for San Simeón in December
With 30°C, San Simeón hit the highest temperature in the last 10 years in December 2021. The lowest daytime temperature in this month was 14°C in 2023. The extreme night temperatures ranged from a low of 0°C to a high of 13°C.
Check out the climate of San Simeón for all months and discover the best travel time
Curious about the climate in other parts of Mexico? Check out the weather and climate in places like Cancún, Mexico City, Playa del Carmen, or have a look at other destinations in Mexico.
Daily Temperature in December in San Simeón
This chart shows the average daily temperatures, both day and night, for each day in December in San Simeón, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in December in San Simeón
The chart below shows the average daily precipitation in December for San Simeón, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for December, you can expect around 2 days of rain in San Simeón.
Daily UV Index in December in San Simeón
This chart shows the average daily UV index in December in San Simeón, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in December in San Simeón Over the Years
This chart shows the average temperature in December in San Simeón, measured in degrees Celsius, over the past years.
Total Precipitation in December in San Simeón Over the Years
This chart shows the average precipitation in December in San Simeón, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in December for San Simeón
Click on a specific day in December for detailed info on the typical weather on that day in San Simeón. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in San Simeón
Have you been to San Simeón in December?
Share your weather experience in December in San Simeón.
Average Weather in San Simeón by Month
Click on a month below to see detailed weather info for San Simeón. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of San Simeón for all months at once
