Weather in Tucson in January 2026
- January is usually the coldest month of the year in Tucson;
Average weather
Average temperature in Tucson in January
The expected average maximum temperature in January is +18°C with a maximum of +25°C and a minimum of -2°C.
The average maximum temperature goes down 11% by the end of the month, compared with the beginning of the month, from +19°C to +16°C.
Is Tucson warm or cold in January?
Tucson is typically mild in January.
Maximum temperatures go up compared to the previous month from +18°C to +18°C. The minimum temperature also goes up from +5°C to +5°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
January is the coldest month in Tucson, here is the comparison with other months:
Climate in Tucson in January
| December | January | February | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +18°C | +18°C | +20°C | ||||
| Min. temperature | ||||||
| -16°C | -7°C | -7°C | ||||
| Max. temperature | ||||||
| +28°C | +29°C | +31°C | ||||
| Rainfall | ||||||
| 37 mm | 40 mm | 34 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 53% | 53% | 48% | ||||
| Air pressure | ||||||
| 1016 HPa | 1017 HPa | 1015 HPa | ||||
| Sunny days | ||||||
| 17 | 16 | 14 | ||||
| Cloudy days | ||||||
| 7 | 8 | 8 | ||||
| Rainy days | ||||||
| 6 | 7 | 6 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
January weather is still as good as in December. The temperature levels stay the same in the area of +18°C for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 37 mm to 40 mm. Humidity levels don’t change as the month goes on, averaging around 53%. The average wind speed doesn’t change much during January, staying around 2 m/s. The days becoming less sunny, going from 17 sunny days in December to 16 in January.
February brings much the same weather, it remains good.
Wind
The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Tucson is gradually decreasing during January, going from 4 m/s to 3 m/s over the course of the month.
Rain
How was the weather last January in Tucson?
Climate Change over Years
The climate in Tucson in January has not changed much over the last 43 years.
The average temperature was the lowest in 1983 (+26°C) and the highest in 2017 (+31°C). The driest year was 2002 with only 96 mm of rainfall, and the wettest year was 2012 with 1690 mm.
FAQ
Is January a good time to visit Tucson?
Can you sunbathe in Tucson in January?
Is Tucson rainy in January?
Is it sunny in Tucson in January?
Other cities in USA
Monthly weather in Tucson
Source of the data
For this page, we’ve looked at the typical weather in Tucson, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
