Last updated: June 24, 2025
In Vienna, United States, the average temperature in January hovers around 2°C (37°F). However, be prepared for a wide range, as temperatures can drop to a chilly -15°C (6°F) or soar to a comfortable 21°C (70°F). Rainfall is not uncommon, with 60 mm (2.4 in) expected over about 7 days, contributing to an average humidity of 84%. Dress warmly and stay prepared for the wet weather!
In January in Vienna, the average temperature is 2°C (37°F). Maximums can reach 21°C (70°F) and minimums can be as low as -15°C (6°F). Be prepared for a wide range of temperatures when traveling, so pack accordingly!
In Vienna in January, the precipitation amount is 60 mm (2.4 in) over the course of 7 days.
In Vienna in January, humidity is 84%. With an average temperature of 2°C (37°F), this humidity feels like an uncomfortable chill that seeps into your bones, making outdoor activities less enjoyable and prompting the need for layered clothing to stay warm and dry.
In Vienna in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Vienna, you can check the information here.
UV Risk Categories
Weather in Vienna varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Vienna, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 2°C (37°F) | 60 mm (2.4 inches) | 84% | moderate |
February Weather | 5°C (41°F) | 98 mm (3.9 inches) | 83% | moderate |
March Weather | 8°C (46°F) | 84 mm (3.3 inches) | 83% | high |
April Weather | 13°C (57°F) | 99 mm (3.9 inches) | 81% | very high |
May Weather | 19°C (66°F) | 132 mm (5.2 inches) | 78% | very high |
June Weather | 24°C (75°F) | 118 mm (4.7 inches) | 79% | very high |
July Weather | 27°C (81°F) | 141 mm (5.5 inches) | 74% | very high |
August Weather | 25°C (77°F) | 150 mm (5.9 inches) | 72% | very high |
September Weather | 22°C (72°F) | 102 mm (4.0 inches) | 75% | very high |
October Weather | 16°C (62°F) | 107 mm (4.2 inches) | 81% | high |
November Weather | 8°C (47°F) | 86 mm (3.4 inches) | 85% | moderate |
December Weather | 5°C (41°F) | 94 mm (3.7 inches) | 84% | moderate |