San Ramón
Weather by month
Current –

San Ramón Weather in December

December is one of the excellent months to visit San Ramón, with daytime temperatures of 28°C (82°F) and lows of 19°C (66°F) at night. Some rainfall is typical for this time of year.

Rainfall in San Ramón in December

Rain is expected on roughly 12 days, totalling around 24 mm (0.9 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in San Ramón in December

San Ramón in December is worth a visit. The temperature is excellent, with 28°C (82°F) during the day and 19°C (66°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 19°C (66°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping. Expect milder temperatures this month, yet the warmth is still pleasantly present.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, November and December typically offer the best weather for San Ramón.

San Ramón Temperature in December

Min Temperature
19°C (66°F)
Max Temperature
28°C (82°F)
Chance of Rain
39%
Precipitation
24 mm (0.9 in)
Rainy days
12 days

San Ramón Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in San Ramón - and find the best time to visit.

Daily Historical Temperatures

32-year average (1984-2025)

Based on our historical records, temperatures in San Ramón typically stay consistent throughout December, with daily highs averaging around 28°C (82°F). Nights are pleasant, with lows around 18°C (64°F).

Average temperatures in December

Historical weather records for San Ramón in December

Browse day-by-day weather records for San Ramón spanning 45 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

San Ramón historical weather extremes in December

Based on 20 years of weather observations (2005-2025), these are the most extreme conditions recorded in San Ramón.

  • The hottest December day on record in San Ramón reached 31°C (88°F) (December 5, 2016).
  • The coldest December day was on December 21, 2009, with a maximum of 20°C (68°F).
  • The lowest overnight temperature recorded in December was 12°C (54°F) (December 12, 2010).

Best Places in Nicaragua in December

Find out more about the weather in Nicaragua and which places have the best travel conditions in this month. See all of Nicaragua in December →

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).

What to Wear in San Ramón in December

Warm but pleasant conditions in San Ramón in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Light rain is possible, so consider bringing a small umbrella or rain jacket.

What To Do in San Ramón in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    8/10
  • Walking
    8/10
  • Camping
    10/10
  • Outdoor sports
    8/10

San Ramón 3-Day Forecast

More climate data for San Ramón

Popular in December

Where to go in December - average daytime high across popular destinations.

Bucket list

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