When to go · San Marcos
San Marcos in May
Great month. Inside San Marcos's best window: Mar–Jun, Sep–Nov.
Key facts
- Verdict
- Great
- Temperature
- 24°C (75°F)75°F (24°C) / 13°C (55°F)55°F (13°C)
- average high / low
- Rain days
- 2
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
Inside San Marcos's best window: Mar–Jun, Sep–Nov.
Is another month better than May?
No other month rates higher than May for San Marcos in this guide.
Weather in May
- San MarcosHighs around 24 °C (75 °F), lows around 13 °C (55 °F), rain on about 2 daysHighs around 75 °F (24 °C), lows around 55 °F (13 °C), rain on about 2 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.
Memorial Day big impact
Last Monday of May · United States
Start of summer; roads and beaches full.
Crowds and prices
- Crowds · United States overall
- Medium
- Prices · United States overall
- Medium
United States overall: Warm and green; Memorial Day (last Monday) opens the summer season; timed-entry systems start at some parks.
Compare two months
Weather, crowds and prices for any two months in San Marcos, side by side.
Verdict
May: Great
Mar: Great
Daytime high
May: 24 °C (75 °F)75 °F (24 °C)
Mar: 21 °C (70 °F)70 °F (21 °C)
Night low
May: 13 °C (55 °F)55 °F (13 °C)
Mar: 9 °C (48 °F)48 °F (9 °C)
Rain days
May: 2 (better)
Mar: 6
Crowds
May: Medium
Mar: Medium
Prices
May: Medium
Mar: Medium
Festivals listed
May: 1
Mar: 2
May: Inside San Marcos's best window: Mar–Jun, Sep–Nov.
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
Nothing unusual for the weather this month.