worldweather14°Ccooler than usual
usually 15°C–19°C
cooler than 86% of similar days
night: near normal
rain: exceptionally wet
wind: exceptionally strong
Weather in Jönköping - 14-day forecast
Detailed weather forecast for Jönköping, Sweden: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.
Forecast for the next days in Jönköping
today🌧️
14°💧 7.6 mm
Sun☁️
18°💧 0.7 mm
Mon🌧️
18°💧 0.6 mm
Tue🌧️
16°💧 1.6 mm
Wed🌧️
14°💧 2.9 mm
Thu🌧️
17°💧 1.6 mm
Fri🌧️
13°💧 7.2 mm
Sat🌧️
14°💧 2.3 mm
Forecast vs 1991-2020 climate normal
NASA POWERHow does the current forecast compare with normal?
We compare the coming days with weather usually observed at this time of year.
Friday 11 Sept in Jönköping, the forecast high is 13°C. Typical daytime temperatures at this time of year range from 13°C to 19°C, so it will be cooler than usual. It is cooler than 88% of similar days.
18°Cwarmer than usual
usually 14°C–19°C
warmer than 73% of similar days
night: exceptionally warm
rain: typical rainfall
wind: exceptionally strong
18°Cwarmer than usual
usually 14°C–19°C
warmer than 72% of similar days
night: exceptionally warm
rain: typical rainfall
wind: exceptionally strong
16°Cnear normal
usually 14°C–19°C
night: warmer than usual
rain: typical rainfall
wind: stronger than usual
14°Ccooler than usual
usually 14°C–19°C
cooler than 81% of similar days
night: warmer than usual
rain: more rain than usual
wind: exceptionally strong
17°Cnear normal
usually 14°C–19°C
night: warmer than usual
rain: typical rainfall
wind: exceptionally strong
13°Ccooler than usual
usually 13°C–19°C
cooler than 88% of similar days
night: warmer than usual
rain: exceptionally wet
wind: stronger than usual
How warm was this week in previous years?
Each bar shows the average daily high during the same 7-day period in each year.
cooler yearstypical rangewarmer years2026 forecastcurrent forecast
From 1981 to 2025, the 5-11 Sept period averaged 17°C by day. The coolest year was 1996 (12°C) and the warmest was 2023 (21°C). The current forecast averages 16°C - close to the historical median.
Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window. The typical range is the 20th-80th percentile. This is not a city weather-station reading and does not change the current forecast. NASA POWER Daily API.
Weather warnings - Jönköping
No active weather warnings for Jönköping (region: Syd Vättern). The national weather service is not forecasting dangerous conditions.
14-day forecast - Jönköping
Jönköping 30 & 45-day weather - long-range outlook
Next 16 days · forecast
16°
around 13° at night · days with rain: 11
Weeks 3-4 · avg for September
16°
around 6° at night · rain chance 44%
Weeks 5-7 · avg for October
10°
around 3° at night · rain chance 54%
The 30 & 45-day outlook for Jönköping: the next 16 days are a numerical forecast updated daily - on average 16° by day and 13° at night. Further out we rely on multi-year climate averages: around 16° in September, and about 10° in October. Forecasts beyond two weeks are indicative only.
Day-by-day forecast for Jönköping
Saturday5 September 2026
🌧️14°light rain
Sunday6 September 2026
☁️18°broken clouds
Monday7 September 2026
🌧️18°light rain
Tuesday8 September 2026
🌧️16°moderate rain
Wednesday9 September 2026
🌧️14°light rain
Thursday10 September 2026
🌧️17°light rain
Friday11 September 2026
🌧️13°light rain
Saturday12 September 2026
🌧️14°light rain
Sunday13 September 2026
🌧️12°light rain
Monday14 September 2026
🌤️15°scattered clouds
Tuesday15 September 2026
☁️15°overcast clouds
Wednesday16 September 2026
☁️16°broken clouds
Thursday17 September 2026
🌧️17°light rain
Friday18 September 2026
☁️16°broken clouds
Saturday19 September 2026
☁️20°broken clouds
Sunday20 September 2026
☀️21°clear sky
UV index in Jönköping - is it safe to sunbathe?
Today the UV index in Jönköping is 3 (moderate) - unprotected fair skin can burn in about 65 minutes. Seek shade around midday. SPF 30+, sunglasses and a hat for longer stays.
Jönköping weather through the year
Warmest, driest months on average: May, June, July, August.
Upcoming public holidays in Sweden: All Saints' Day — 31 October · Christmas Eve — 24 December · Christmas Day — 25 December.
Nearby and related places
FAQ - Jönköping weather
What is the weather like in Jönköping today?
Today it is about 14° during the day and 11° at night, light rain.
How far ahead can I check the forecast for Jönköping?
This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.