When to go · Harlingen
Harlingen in December
Great month. Inside Harlingen's best window: Oct–Apr (mild temps, fewer rain days).
Key facts
- Verdict
- Great
- Temperature
- 21°C (70°F)70°F (21°C) / 9°C (48°F)48°F (9°C)
- average high / low
- Rain days
- 7
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Inside Harlingen's best window: Oct–Apr (mild temps, fewer rain days).
Is another month better than December?
No other month rates higher than December for Harlingen in this guide.
Weather in December
- HarlingenHighs around 21 °C (70 °F), lows around 9 °C (48 °F), rain on about 7 daysHighs around 70 °F (21 °C), lows around 48 °F (9 °C), rain on about 7 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 Harlingen, side by side.
Verdict
Dec: Great
Jan: Great
Daytime high
Dec: 21 °C (70 °F)70 °F (21 °C)
Jan: 20 °C (68 °F)68 °F (20 °C)
Night low
Dec: 9 °C (48 °F)48 °F (9 °C)
Jan: 7 °C (45 °F)45 °F (7 °C)
Rain days
Dec: 7
Jan: 6 (better)
Crowds
Dec: High
Jan: Low
Prices
Dec: High
Jan: Low
Festivals listed
Dec: 1
Jan: 0
December: Inside Harlingen's best window: Oct–Apr (mild temps, fewer rain days).
January: Inside Harlingen's best window: Oct–Apr (mild temps, fewer rain days).
Harlingen: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings