New Orleans Weather In January 2025 In Fahrenheit. In general, the average temperature in new orleans at the beginning of january is 65 °f. Weather.com brings you the most accurate monthly weather forecast for new orleans, la with average/record and high/low temperatures, precipitation and more.

Thus, the mean temperature average on this month of january in new orleans is 58°f. Expect 16°c daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in new orleans in january.