Winters in Viborg are cool and unpredictable, with temperatures often hovering around freezing point. January and February can be quite chilly, with lows dipping below -9°C, but mild days can reach up to 7-9°C. As spring approaches, March and April see a gradual warming trend, with temperatures rising to an average of 4-5°C. Summers are warm and pleasant, with June and July often seeing highs above 25°C, while August and September bring a slight cooling, but still averaging around 15-18°C. Autumn is mild and relatively consistent, with October's highs reaching up to 17°C, before temperatures drop again in November and December.