Tucson Weather in January
January in Tucson brings pleasant temperatures, with daytime highs of 19°C (66°F) and nights around 4°C (39°F). The excellent weather makes it a solid choice for a visit.
Rainfall in Tucson in January
Typically, about 3 days will experience rainfall, with an average of 21 mm (0.8 in) for the month. The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.
Temperature in Tucson in January
Weather in Tucson is at its excellent in January. Highs reach 19°C (66°F), while nights settle around 4°C (39°F). January is part of the winter season. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Tucson in January
The month enjoys around 260 hours of sunshine, creating mostly sunny days with good weather conditions.
Wind Speed in Tucson in January
January has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.If you favor pleasant temperatures and minimal rainfall, January is one of the best months to visit Tucson.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Tucson's climate page.
Tucson Temperature in January
Min Temperature
4°C (39°F)
Max Temperature
19°C (66°F)
Chance of Rain
10%
Precipitation
21 mm (0.8 in)
Rainy days
3 days
Humidity
48%
Windspeed
3 m/s (6 knots)
Sunshine
260 hours
Percentage Sunshine
81%
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Tucson typically stay consistent throughout January, with daily highs averaging around 19°C (66°F). Nights are cold, with lows around 5°C (41°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Tucson in January
Browse day-by-day weather records for Tucson spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Tucson historical weather extremes in January
The extremes listed below come from historical weather data collected in Tucson from 1976 through 2025.
- Tucson recorded its highest January temperature of 30°C (86°F) on January 24, 1999.
- The lowest daytime temperature in January was 4°C (39°F), recorded on January 17, 1987.
- The coldest night in January in Tucson was on January 15, 2013, with a minimum of -8°C (18°F).
Best Places in the United States of America in January
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in January →
perfect weather
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What to Wear in Tucson in January
Pleasant temperatures in January mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Pack a light rain jacket or compact umbrella for occasional showers. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Tucson in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Tucson's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Tucson climate overview or explore weather in the United States of America.
