GuatemalaThe weather in December in San Marcos
It's warm in December in San Marcos with an average temperature of 23°C. Temperatures this month range from a low of 22°C to a high of 25°C. At night, you can expect temperatures between 5°C and 8°C.
Looking for great weather? December is a good time to be in San Marcos. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for San Marcos, Guatemala. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 32°C in 2015, San Marcos reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 16°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of -4°C to a highest value of 14°C.
Rainfall amount
In December, there is an average of 42 mm of precipitation, spread over 8 days. The wind speed is around 4 Bft, mostly coming from the East.
Daily weather in December for San Marcos
Click on any day in December to get detailed info about the usual weather on that day in San Marcos. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| San Marcos | New York | |
|---|---|---|
| Average temperature | 23°C | 9°C |
| Max. temperature | 25°C | 12°C |
| Min. temperature | 5°C | -5°C |
| Total precipitation | 42 mm | 133 mm |
| Rainy days | 8 days | 17 days |
Start of December
The month of December starts in San Marcos with warm temps, averaging around 23°C during the day and nights around 7°C.
Mid December
By mid-December, daytime temps rise to around 24°C, with nights around 8°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of December
By the end of December, the average daytime temperature in San Marcos is around 24°C, while nighttime temps are about 6°C. A shower might pop up, but overall, the weather will be dry and sunny.
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.
The hurricane season in San Marcos runs from June to November.
Check out the climate of San Marcos for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in December in San Marcos, Guatemala. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in San Marcos
Temperature in December in San Marcos over the years
Precipitation charts
These charts show the average amount of precipitation in December in San Marcos, Guatemala. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in San Marcos
Total precipitation in December in San Marcos over the years
Daily UV index in December in San Marcos
This chart shows the average daily UV index in December in San Marcos, 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.
Weather experiences in December in San Marcos
Have you been to San Marcos in December?
Share your weather experience in December in San Marcos.
Average weather in San Marcos by month
Click on a month below to see detailed weather info for San Marcos. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.