Arizona, USA
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Mesa, AZ

January is one of the best times to visit Mesa as the conditions are bright, and the weather is agreeable. The average temperatures are in the mild 41°F (5°C) to 66.9°F (19.4°C) range and the sunny days remain mostly dry.
The rainfall averages 1" (25.4mm) with hardly three rainy days during the month. The 10-hour days are short compared to the summer, and the sunshine lasts for 80% of the daylight hours. January has comfortable weather for snowbirds from the northern regions of America.
Expect the temperatures to quickly cool down past sunset and pack warm clothes for January nights!
  • Average high temperature in January: 67°F

The warmest month (with the highest average high temperature) is July (106°F).
Months with the lowest average high temperature are January and December (67°F).

  • Average low temperature in January: 41°F

The month with the highest average low temperature is July (77°F).
The coldest month (with the lowest average low temperature) is December (40°F).

  • Average rainfall in January: 1"

The wettest month (with the highest rainfall) is March (1.2").
The driest month (with the lowest rainfall) is June (0.1").

  • Average daylight in January: 10.2h

The month with the longest days is June (Average daylight: 14.3h).
The month with shortest days is December (Average daylight: 10h).