Jönköping, on the southern shore of Lake Vättern, features a humid continental climate with mild, pleasant summers and long, cold, snowy winters. The city experiences significant seasonal contrasts, moderate rainfall year-round, and high humidity. With long daylight hours in summer and a snowy winter landscape, Jönköping is a year-round destination for outdoor and cultural activities.
The best times to travel section shows how the months compare for a visit, so you can find the time of year that fits what you want to do.
Background colours of the months:
The colour shows the typical temperature: yellow (hot), green (mild) and blue (cold). How strong the colour is shows the travel season: full colour means high season, soft colour means shoulder season and soft-striped means off season.
Weather symbols:
Each month has one symbol showing what the weather is typically like, such as hot and sunny, freezing or a rainy or snowy season. Use them to quickly spot months that match the weather you want, or to avoid the ones that don't.
Crowdedness:
The people icon shows how busy the place usually is. The more people, the more crowded it gets.
Additional notes:
The grey info boxes point out special things worth knowing, like recurring weather issues or seasonal events.
Jönköping’s climate is marked by four distinct seasons and notable temperature swings. Summers (June–August) are mild and comfortable, with average highs of 19–22°C and lows of 9–12°C. July is the warmest month, and heatwaves above 25°C are rare but possible. Sunshine is abundant in summer, with up to 7–8 hours per day and daylight stretching to nearly 18 hours at the solstice. Rainfall is moderate, with June to August each receiving 70–95 mm over 11–14 days per month. Gentle breezes from the lake help keep conditions fresh, and humidity is moderate to high.
Winters (December–February) are long, cold, and snowy, with average highs of -1 to 2°C and lows of -5 to -2°C. January and February are the coldest months, with nighttime temperatures sometimes dropping below -15°C during cold spells. Snow cover is common from December to March, creating a picturesque winter scene. Days are short, with just 1–2 hours of sunshine and about 6–7 hours of daylight. Spring (March–May) and autumn (September–November) are transitional, with mild to cool temperatures (5–15°C), frequent showers, and vibrant seasonal colours. Winds are generally light to moderate (3–4 m/s), but can be brisk during storms. Jönköping receives about 750–800 mm of precipitation annually and enjoys 1,600–1,800 hours of sunshine per year, supporting lush parks and forests.
| Average climate data for Jönköping, Sweden | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Average maximum temperature (°C) | -0 | 0 | 4 | 10 | 15 | 19 | 20 | 19 | 15 | 9 | 5 | 1 | 20 |
| Average minimum temperature (°C) | -3 | -4 | -2 | 2 | 6 | 9 | 12 | 11 | 9 | 4 | 2 | -2 | -4 |
| Average precipitation (mm) | 15 | 23 | 16 | 11 | 22 | 30 | 34 | 27 | 16 | 19 | 16 | 18 | 247 |
| Average rainfall days (days) | 6 | 6 | 8 | 9 | 13 | 14 | 15 | 13 | 10 | 10 | 9 | 7 | 121 |
| Average snowfall (mm) | 56 | 85 | 61 | 8 | 6 | 0 | 0 | 0 | 0 | 8 | 26 | 55 | 306 |
| Average snowfall days (days) | 15 | 15 | 10 | 2 | 1 | 0 | 0 | 0 | 0 | 1 | 6 | 11 | 60 |
| Average relative humidity (%) | 89 | 90 | 83 | 70 | 72 | 74 | 77 | 79 | 83 | 85 | 90 | 91 | 82 |
| Average wind speed (km/h) | 16 | 15 | 15 | 14 | 13 | 12 | 12 | 12 | 13 | 15 | 15 | 16 | 14 |
| Average daily daylight hours (h) | 7 | 9 | 11 | 14 | 16 | 18 | 17 | 15 | 12 | 10 | 8 | 6 | 12 |
| Average daily sunshine hours (h) | 2 | 2 | 5 | 8 | 8 | 9 | 9 | 8 | 7 | 3 | 2 | 2 | 6 |
| Average cloud coverage (%) | 73 | 72 | 60 | 46 | 45 | 46 | 47 | 46 | 53 | 61 | 71 | 72 | 58 |
| Average UV index | 1 | 1 | 2 | 3 | 4 | 4 | 4 | 4 | 3 | 2 | 2 | 2 | 3 |
The best time to visit Jönköping is from June to August, when temperatures are mild (19–22°C), days are longest, and the city is lively with festivals, outdoor events, and lake activities. These months offer ideal conditions for sightseeing, hiking, and enjoying the region’s natural beauty with comfortable weather and extended daylight.
The least favourable time to visit is from December to February, when temperatures are lowest, days are shortest, and frequent snow, ice, or rain can limit outdoor activities. While winter is atmospheric and great for snow sports, the cold, dark, and damp conditions may not appeal to all travellers.
Jönköping has a humid continental climate with mild, pleasant summers and long, cold, snowy winters. Rain and snow fall year-round, with peaks in summer and late autumn. Winters are chilly and often cloudy, while summers are ideal for outdoor activities.
The best time to visit Jönköping is from June to August, when the weather is mild, days are long, and the city is vibrant with festivals and outdoor activities. Early autumn is also pleasant for sightseeing and colourful landscapes.
Yes, snow is common from December to March, with the heaviest snowfall in January and February. Snow cover is frequent, creating a winter wonderland and supporting winter sports in the region.
Jönköping receives about 750–800 mm of precipitation annually. Rain falls throughout the year, with the wettest months in June, July, and August, and the driest in March and April.
Summer highs in Jönköping typically reach 19–22°C, with July being the warmest month. Heatwaves above 25°C are rare, and evenings are usually cool and comfortable for outdoor activities.
Winds in Jönköping are generally light to moderate (3–4 m/s), but can become brisk during storms, especially in spring and autumn. The city’s lakeside location means breezy conditions are common year-round.
Pack layers for cool mornings and evenings, a rain jacket for showers, and sun protection for summer. In winter, bring warm clothing, a hat, gloves, and waterproof shoes for cold, wet, or snowy conditions.
The warmest month, with the highest average maximum temperature, is July (20.5 °C). The month with the lowest average maximum temperature is January (-0.2 °C). Overall, the average maximum temperature over the whole year is 9.9 °C.
The month with the highest average minimum temperature is July (11.8 °C). The coldest month, with the lowest average minimum temperature, is February (-3.8 °C). Overall, the average minimum temperature over the whole year is 3.7 °C.
The wettest month, with the highest amount of precipitation, is July (34.5 mm). The driest month, with the least amount of precipitation, is April (11.1 mm). Over the whole year there are 246.7 mm of rainfall on average.
The month with the most days of rain is July (15.2 days). The month with the fewest days of rain is February (5.7 days). Over the whole year there are 120.5 days of rain on average.
The month with the most snowfall is February (84.9 mm). The months with the least snowfall are June, July, August and September (0 mm). Over the whole year there are 305.5 mm of snowfall on average.
The month with the most days of snowfall is February (14.8 days). The month with the fewest days of snowfall is September (0 days). Over the whole year there are 60.4 days of snowfall on average.
The month with the highest average relative humidity is December (90.7 %). The month with the lowest average relative humidity is April (70 %). The overall average relative humidity over the whole year is 81.9 %.
The windiest month, with the highest average wind speed, is December (16.5 km/h). The calmest month, with the lowest average wind speed, is August (12 km/h). The overall average wind speed over the whole year is 14 km/h.
The month with the cloudiest skies, so the highest cloud coverage, is January (72.6 %). The month with the clearest skies, so the lowest cloud coverage, is May (44.7 %). Over the whole year there is an average cloud coverage of 57.5 %.
The month with the longest days, so the most daylight, is June (Average daylight: 18 h). The month with the shortest days, so the least daylight, is December (Average daylight: 6.1 h). Over the whole year there are 12 h of daylight per day on average.
The month with the most sunshine per day is June (Average sunshine: 9.2 h). The month with the least sunshine per day is February (Average sunshine: 2 h). Over the whole year there are 5.5 h of sunlight per day on average.
The months with the highest average UV index are May, June, July and August (UV index: 4). The months with the lowest average UV index are January and February (UV index: 1). Over the whole year the average UV index is 2.7.
