The highest day temperature in January 2026 was 82°F. The lowest night temperature was 36°F. The average values for day and night temperatures during January were 71.6°F и 48.9°F respectivly.

Most of the days in January are sunny but you can also expect cloudy and gloomy days.

Precipitation total in January for Tempe is 0.3 in.

The average wind speed in January is 4.4 mph. It makes January one of the most windless months of the year for Tempe.

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 Tempe in January is 7.9 hours.