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Joliet Weather Forecast

Temperature, wind, rain and more for Joliet

Illinois, United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Mon 12
May		00:00

ESE
ESE

 7 / 15 mph 61 / 61°F 85% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 2%
Most Significant Cloud Type: high
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

ESE
ESE

 7 / 14 mph 55 / 53°F 81% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

 6 / 12 mph 59 / 57°F 76% 1019 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 1%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

E
E

 9 / 11 mph 74 / 76°F 51% 1017 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 2%
Most Significant Cloud Type: high
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

ESE
ESE

 11 / 13 mph 79 / 79°F 45% 1014 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 41%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

ESE
ESE

 8 / 10 mph 80 / 79°F 49% 1012 mb
Low level cloud: 0%
Mid level cloud: 38%
High level cloud: 14%
Most Significant Cloud Type: medium
38%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ESE
ESE

 10 / 16 mph 72 / 76°F 79% 1011 mb
Low level cloud: 9%
Mid level cloud: 44%
High level cloud: 98%
Most Significant Cloud Type: medium
73%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

E
E

 6 / 10 mph 66 / 66°F 93% 1011 mb
Low level cloud: 3%
Mid level cloud: 59%
High level cloud: 91%
Most Significant Cloud Type: medium
71%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
Tue 13
May		21:00

ENE
ENE

 7 / 11 mph 67 / 67°F 81% 1008 mb
Low level cloud: 17%
Mid level cloud: 12%
High level cloud: 70%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Joliet:

Over the next 7 days the Joliet forecast suggests the average daytime maximum temperature will be around 25°C, with a high for the week of 32°C expected on the afternoon of Thursday 15th. The mean minimum temperature will be 14°C, dipping to its lowest on the morning of Monday 19th at 8°C. The week ahead will have mostly dry days although Wednesday 14th and Friday 16th are likely to see a significant amount of rain. Predictions are Friday 19th will have the most precipitation with an accumulation of around 9.0mm. On the whole winds are likely to be moderate. Expect the strongest wind on Friday evening, coming from a north westerly direction, and reaching around 26mph.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
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Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
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Cloud Amount

Here we try to capture the feel of the weather as an image – it will never be perfect but is useful for a quick overview.
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Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
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Pressure