History for Chicago, IL
Friday, August 10, 2007 — View Current Conditions
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| Actual | Average | Record | |
|---|---|---|---|
| Temperature | |||
| Mean Temperature | 78 °F | 73 °F | |
| Max Temperature | 86 °F | 83 °F | 99 °F (1944) |
| Min Temperature | 70 °F | 64 °F | 49 °F (1982) |
| Degree Days | |||
| Heating Degree Days | 0 | 0 | |
| Month to date heating degree days | 0 | 0 | |
| Since 1 June heating degree days | 52 | ||
| Since 1 July heating degree days | 0 | 4 | |
| Cooling Degree Days | 13 | 8 | |
| Month to date cooling degree days | 142 | 87 | |
| Year to date cooling degree days | 730 | 589 | |
| Since 1 June cooling degree days | 535 | ||
| Growing Degree Days | 28 (Base 50) | ||
| Moisture | |||
| Dew Point | 69 °F | ||
| Average Humidity | 72 | ||
| Maximum Humidity | 93 | ||
| Minimum Humidity | 51 | ||
| Precipitation | |||
| Precipitation | 0.00 in | 0.16 in | 1.87 in (1979) |
| Month to date precipitation | 3.14 | 1.61 | |
| Year to date precipitation | 21.57 | 21.84 | |
| Sea Level Pressure | |||
| Sea Level Pressure | 29.96 in | ||
| Wind | |||
| Wind Speed | 6 mph (NNE) | ||
| Max Wind Speed | 13 mph | ||
| Max Gust Speed | 26 mph | ||
| Visibility | 10 miles | ||
| Events | |||
| T = Trace of Precipitation, MM = Missing Value | Source: NWS Daily Summary |
| May. 23, 2013 | Rise | Set |
|---|---|---|
| Actual Time | 5:53 AM CDT | 7:59 PM CDT |
| Civil Twilight | 5:23 AM CDT | 8:29 PM CDT |
| Nautical Twilight | 4:45 AM CDT | 9:07 PM CDT |
| Astronomical Twilight | 4:04 AM CDT | 9:48 PM CDT |
| Moon | 2:57 AM CDT (8/10) | 6:59 PM CDT (8/10) |
| Length Of Visible Light | 15h 06m | |
| Length of Day |
14h 05m
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| Waning Crescent, 6% of the Moon is Illuminated | ||||
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Aug 10
Waning Crescent
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Aug 12
New
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Aug 20
First Quarter
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Aug 28
Full
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Sep 3
Last Quarter
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| Time (CDT) | Temp. | Heat Index | Dew Point | Humidity | Pressure | Visibility | Wind Dir | Wind Speed | Gust Speed | Precip | Events | Conditions |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12:51 AM | 73.0 °F | - | 71.1 °F | 93% | 29.89 in | 10.0 mi | SSW | 3.5 mph | - | N/A | Partly Cloudy | |
| 1:51 AM | 73.0 °F | - | 71.1 °F | 93% | 29.89 in | 10.0 mi | Calm | Calm | - | N/A | Partly Cloudy | |
| 2:51 AM | 73.0 °F | - | 70.0 °F | 90% | 29.89 in | 10.0 mi | Calm | Calm | - | N/A | Partly Cloudy | |
| 3:51 AM | 73.9 °F | - | 70.0 °F | 87% | 29.88 in | 8.0 mi | Calm | Calm | - | N/A | Scattered Clouds | |
| 4:51 AM | 72.0 °F | - | 69.1 °F | 91% | 29.89 in | 8.0 mi | North | 8.1 mph | - | N/A | Scattered Clouds | |
| 5:51 AM | 72.0 °F | - | 70.0 °F | 93% | 29.93 in | 8.0 mi | WNW | 6.9 mph | - | N/A | Mostly Cloudy | |
| 6:51 AM | 73.0 °F | - | 69.1 °F | 87% | 29.95 in | 10.0 mi | WNW | 10.4 mph | - | N/A | Partly Cloudy | |
| 7:51 AM | 75.0 °F | - | 68.0 °F | 79% | 29.96 in | 10.0 mi | NW | 6.9 mph | - | N/A | Partly Cloudy | |
| 8:51 AM | 79.0 °F | - | 68.0 °F | 69% | 29.97 in | 10.0 mi | North | 8.1 mph | - | N/A | Partly Cloudy | |
| 9:51 AM | 80.1 °F | 83.2 °F | 70.0 °F | 71% | 29.96 in | 10.0 mi | North | 6.9 mph | - | N/A | Scattered Clouds | |
| 10:51 AM | 82.9 °F | 86.5 °F | 69.1 °F | 63% | 29.97 in | 10.0 mi | North | 10.4 mph | - | N/A | Scattered Clouds | |
| 11:51 AM | 84.0 °F | 87.8 °F | 69.1 °F | 61% | 29.97 in | 10.0 mi | NNE | 10.4 mph | - | N/A | Mostly Cloudy | |
| 12:51 PM | 84.0 °F | 89.0 °F | 71.1 °F | 65% | 29.98 in | 9.0 mi | NNE | 12.7 mph | - | N/A | Mostly Cloudy | |
| 1:51 PM | 82.9 °F | 87.5 °F | 71.1 °F | 67% | 29.98 in | 7.0 mi | ENE | 8.1 mph | - | N/A | Scattered Clouds | |
| 2:51 PM | 84.9 °F | 88.8 °F | 69.1 °F | 59% | 29.99 in | 10.0 mi | NE | 6.9 mph | - | N/A | Scattered Clouds | |
| 3:51 PM | 84.9 °F | 87.1 °F | 66.0 °F | 53% | 29.98 in | 10.0 mi | East | 9.2 mph | 20.7 mph | N/A | Partly Cloudy | |
| 4:51 PM | 84.9 °F | 87.1 °F | 66.0 °F | 53% | 29.98 in | 10.0 mi | NE | 8.1 mph | - | N/A | Partly Cloudy | |
| 5:51 PM | 84.0 °F | 85.8 °F | 64.9 °F | 53% | 29.98 in | 10.0 mi | ENE | 5.8 mph | - | N/A | Clear | |
| 6:51 PM | 82.9 °F | 84.6 °F | 64.9 °F | 54% | 29.98 in | 10.0 mi | Variable | 3.5 mph | - | N/A | Clear | |
| 7:51 PM | 80.1 °F | 82.1 °F | 66.0 °F | 62% | 29.99 in | 10.0 mi | NE | 5.8 mph | - | N/A | Partly Cloudy | |
| 8:51 PM | 78.1 °F | - | 66.9 °F | 68% | 30.00 in | 10.0 mi | NE | 5.8 mph | - | N/A | Partly Cloudy | |
| 9:51 PM | 77.0 °F | - | 69.1 °F | 76% | 30.01 in | 10.0 mi | NE | 5.8 mph | - | N/A | Partly Cloudy | |
| 10:51 PM | 75.9 °F | - | 68.0 °F | 76% | 30.02 in | 10.0 mi | ENE | 3.5 mph | - | N/A | Partly Cloudy | |
| 11:51 PM | 75.0 °F | - | 69.1 °F | 82% | 30.01 in | 7.0 mi | NNE | 3.5 mph | - | N/A | Partly Cloudy | |
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