When to go · San Marcos
San Marcos in December
Avoid month. Listed as a month to avoid: Jul–Aug (inland heat), Dec–Feb rain.
Key facts
- Verdict
- Avoid
- Temperature
- 20°C (68°F)68°F (20°C) / 7°C (45°F)45°F (7°C)
- average high / low
- Rain days
- 6
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Listed as a month to avoid: Jul–Aug (inland heat), Dec–Feb rain.
Is another month better than December?
December is rated avoid. These months rate higher:
Weather in December
- San MarcosHighs around 20 °C (68 °F), lows around 7 °C (45 °F), rain on about 6 daysHighs around 68 °F (20 °C), lows around 45 °F (7 °C), rain on about 6 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Christmas Day big impact
25 Dec · United States
Most businesses closed; flights full from about 20 Dec to 2 Jan.
Crowds and prices
- Crowds · United States overall
- High
- Prices · United States overall
- High
United States overall: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in San Marcos, side by side.
Verdict
Dec: Avoid
Mar: Great (better)
Daytime high
Dec: 20 °C (68 °F)68 °F (20 °C)
Mar: 21 °C (70 °F)70 °F (21 °C)
Night low
Dec: 7 °C (45 °F)45 °F (7 °C)
Mar: 9 °C (48 °F)48 °F (9 °C)
Rain days
Dec: 6
Mar: 6
Crowds
Dec: High
Mar: Medium
Prices
Dec: High
Mar: Medium
Festivals listed
Dec: 1
Mar: 2
December: Listed as a month to avoid: Jul–Aug (inland heat), Dec–Feb rain.
March: Inside San Marcos's best window: Mar–Jun, Sep–Nov.
San Marcos: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings