The highest day temperature in January 2026 was 60°F. The lowest night temperature was 1°F. The average values for day and night temperatures during January were 35.7°F и 24.2°F respectivly.

You can expect various weather conditions during January. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in January for Arlington is 1.1 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 7.4 mph. It makes January one of the most windy months of the year for Arlington.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Arlington in January is 5.7 hours.