Weather Joliet week
Weather forecast for Joliet for this and next week.
Monday, May 18
27 / 22°C
| 4.7 mm | 19 km/h |
| 23 °C | 23 °C | 1 am | |
| 22 °C | 23 °C | 7 am | |
| 26 °C | 29 °C | 1 pm | |
| 23 °C | 26 °C | 7 pm |
sunrise 5:29 am
sunset 8:08 pm
HOURLY
sunset 8:08 pm
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Weather forecast Joliet, Illinois, USA extended forecast
| Time | State Temp. Feels like | Precip. | Wind | Pressure | Humidity | Dew | total |
Fog | Low |
Middle |
High |
||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Monday 05/18/2026 |
|||||||||||||
| 12 AM
1 AM
| clear | 23 °C 24 °C |
0.0 mm | 6.5 m/s23 km/h south |
1011 hPa | 63 % | 15 °C | 3 % | 0% | 0% | 0% | 3% | |
| 1 AM
2 AM
| clear | 23 °C 23 °C |
0.0 mm | 6.1 m/s22 km/h south |
1011 hPa | 60 % | 14 °C | 0 % | 0% | 0% | 0% | 0% | |
| 7 AM
8 AM
| rain showers | 22 °C 23 °C |
4.5 mm | 4.9 m/s18 km/h south |
1011 hPa | 70 % | 16 °C | 33 % | 0% | 0% | 2% | 32% | |
| 1 PM
2 PM
| overcast | 26 °C 29 °C |
0.2 mm | 5.2 m/s19 km/h south-southwest |
1012 hPa | 71 % | 20 °C | 100 % | 0% | 92% | 0% | 97% | |
| 7 PM
8 PM
| cloudy | 23 °C 26 °C |
0.0 mm | 6.2 m/s22 km/h south |
1009 hPa | 87 % | 21 °C | 80 % | 0% | 0% | 0% | 80% | |
Tuesday 05/19/2026 |
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| 1 AM
2 AM
| overcast | 22 °C 24 °C |
0.1 mm | 4.1 m/s15 km/h south-southwest |
1010 hPa | 82 % | 18 °C | 97 % | 0% | 0% | 44% | 97% | |
| 7 AM
8 AM
| rain | 22 °C 24 °C |
2.0 mm | 5.8 m/s21 km/h south-southwest |
1012 hPa | 82 % | 19 °C | 95 % | 0% | 7% | 42% | 91% | |
| 1 PM
2 PM
| heavy rain | 24 °C 27 °C |
12.2 mm | 7.3 m/s26 km/h southwest |
1012 hPa | 81 % | 20 °C | 93 % | 0% | 49% | 16% | 86% | |
| 7 PM
8 PM
| overcast | 20 °C 22 °C |
0.0 mm | 3.6 m/s13 km/h west |
1013 hPa | 87 % | 17 °C | 97 % | 0% | 7% | 13% | 96% | |
Joliet, Illinois, USA - information
State: Illinois, USAGPS coordinates: 41.5252; -88.0834
Time zone: America / Chicago
time difference in hours with time in US is -7 hours
Population: 147 861
Altitude: 165 m
The administrative part:
- Illinois, Springfield
- Will County, Joliet
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Data source
Weather forecast for Joliet is supplied by MET Norway Norwegian Meteorological Institute and the NRK.Feels like
To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.Weather with Meteobox for your website
Long-term statistical averages
| average | min. | max. | precipit… days |
|
|---|---|---|---|---|
| January | -6.8 °C | -11.8 °C | -1.8 °C | |
| February | -4.3 °C | -9.6 °C | 0.9 °C | |
| March | 2.4 °C | -2.8 °C | 7.6 °C | |
| April | 9.2 °C | 3.1 °C | 15.3 °C | |
| May | 15.2 °C | 8.6 °C | 21.8 °C | |
| June | 20.6 °C | 14.0 °C | 27.2 °C | |
| July | 22.8 °C | 16.6 °C | 29.0 °C | |
| August | 21.6 °C | 15.4 °C | 27.8 °C | |
| September | 17.6 °C | 11.1 °C | 23.9 °C | |
| October | 11.1 °C | 4.7 °C | 17.4 °C | |
| November | 3.8 °C | -1.2 °C | 8.9 °C | |
| December | -3.6 °C | -8.2 °C | 0.9 °C |
Astronomical information Joliet
data are always in the local timeSun and light
May 18, 2026
| Sunrise: | Sunset: |
| 5:29 am | 8:08 pm |
| Noon: | Length of day: |
| 12:48 pm | 14:38 |
| Start of civil twilight*: | End of civil twilight*: |
| 4:57 am | 8:40 pm |
| Start of nautical twilight*: | End of nautical twilight*: |
| 4:18 am | 9:19 pm |
| Start of astronomical twilight*: | End of astronomical twilight*: |
| 3:33 am | 10:05 pm |
| * What is Twilight? | |
Moon and moon phases
| Moonrise: | Moonset: |
| 05/18/2026 6:36 am | 05/18/2026 11:02 pm |
| Next new moon: | Next full moon: |
| 06/14/2026 | 05/31/2026 |
