Mild
Average highs are around 22°C, so days are mild rather than hot.
December verdict
Harlingen, Texas, United States in December
Weather score53Mixed
Mixed for holiday weather
Average highs are around 22°C, so days are mild rather than hot. Sunshine averages 4.1h per day, so this is not one of the brighter months. Rainfall averages 31mm, which is relatively low for holiday planning.
December weather
Monthly averages
Temp
22°C
Rain
31mm
Sun
4.1h
Weather score
53
Mixed
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 31mm, which is relatively low for holiday planning.
Limited sun
Sunshine averages 4.1h per day, so this is not one of the brighter months.
Map
Weather map
Compare Harlingen, Texas, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
December22°C average high
December is cooler than the yearly average, which can make sightseeing feel gentler than in hotter months.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
December31mm average rain
December sits on the drier side of Harlingen's year, which helps with sightseeing and transfers.
Driest monthsJanuary to April, July, and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
December4.1 hours average sun
December is one of Harlingen's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Weather score
December53 weather score
December scores below Harlingen's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsMarch to April and October
These months have the strongest weather score in the monthly averages.
