December 2021 Weather in Pittsburgh — Graph
High & Low Weather Summary for December 2021
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 66 °F (Dec 16, 12:53 pm) | 97% (Dec 18, 11:07 am) | 30.54 "Hg (Dec 18, 11:07 am) |
| Low | 22 °F (Dec 23, 4:53 am) | 24% (Dec 16, 1:53 am) | 29.46 "Hg (Dec 11, 2:30 pm) |
| Average | 43 °F | 69% | 30.00 "Hg |
| * Reported Dec 1 12:08 am — Dec 31 11:53 pm, Pittsburgh. Weather by CustomWeather, © 2024 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
Pittsburgh Weather History for December 1, 2021
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:08 am Wed, Dec 1 |  | 41 °F | Mostly cloudy. | 7 mph | ↑ | 70% | 30.06 "Hg | 8 mi |
| 12:53 am | | 41 °F | Mostly cloudy. | 7 mph | ↑ | 70% | 30.10 "Hg | 9 mi |
| 1:08 am | | 40 °F | Mostly cloudy. | 6 mph | ↑ | 70% | 30.07 "Hg | 9 mi |
| 1:53 am |  | 40 °F | Passing clouds. | 5 mph | ↑ | 68% | 30.11 "Hg | 10 mi |
| 2:53 am |  | 39 °F | Clear. | 6 mph | ↑ | 70% | 30.11 "Hg | 10 mi |
| 3:53 am | | 37 °F | Passing clouds. | 7 mph | ↑ | 70% | 30.14 "Hg | 10 mi |
| 4:53 am | | 36 °F | Clear. | No wind | ↑ | 73% | 30.14 "Hg | 10 mi |
| 5:53 am | | 35 °F | Clear. | 5 mph | ↑ | 75% | 30.16 "Hg | 10 mi |
| 6:53 am | | 33 °F | Clear. | 7 mph | ↑ | 78% | 30.16 "Hg | 9 mi |
| 7:53 am |  | 34 °F | Sunny. | 5 mph | ↑ | 79% | 30.19 "Hg | 7 mi |
| 8:53 am | | 36 °F | Sunny. | 6 mph | ↑ | 79% | 30.20 "Hg | 6 mi |
| 9:53 am | | 40 °F | Sunny. | 6 mph | ↑ | 73% | 30.19 "Hg | 7 mi |
| 10:53 am | | 42 °F | Sunny. | 14 mph | ↑ | 60% | 30.16 "Hg | 10 mi |
| 11:53 am | | 46 °F | Sunny. | 8 mph | ↑ | 51% | 30.13 "Hg | 9 mi |
| 12:53 pm | | 47 °F | Sunny. | 8 mph | ↑ | 52% | 30.09 "Hg | 9 mi |
| 1:53 pm |  | 48 °F | Partly sunny. | 6 mph | ↑ | 48% | 30.07 "Hg | 9 mi |
| 2:53 pm |  | 48 °F | Overcast. | 9 mph | ↑ | 46% | 30.06 "Hg | 10 mi |
| 3:53 pm | | 48 °F | Overcast. | 7 mph | ↑ | 44% | 30.04 "Hg | 10 mi |
| 4:53 pm |  | 46 °F | Light rain. Overcast. | 9 mph | ↑ | 63% | 30.03 "Hg | 10 mi |
| 5:53 pm |  | 43 °F | Light rain. Mostly cloudy. | 12 mph | ↑ | 82% | 30.02 "Hg | 8 mi |
| 6:53 pm | | 43 °F | Light rain. Mostly cloudy. | 10 mph | ↑ | 86% | 29.98 "Hg | 9 mi |
| 7:53 pm | | 42 °F | Mostly cloudy. | 3 mph | ↑ | 92% | 29.96 "Hg | 10 mi |
| 8:53 pm | | 43 °F | Overcast. | 8 mph | ↑ | 89% | 29.92 "Hg | 10 mi |
| 9:53 pm | | 44 °F | Mostly cloudy. | 12 mph | ↑ | 85% | 29.88 "Hg | 10 mi |
| 10:53 pm | | 47 °F | Light rain. Fog. | 10 mph | ↑ | 86% | 29.86 "Hg | 4 mi |
| 11:20 pm | | 48 °F | Light rain. Overcast. | 10 mph | ↑ | 86% | 29.85 "Hg | 10 mi |
| 11:53 pm | | 49 °F | Light rain. Overcast. | 10 mph | ↑ | 86% | 29.86 "Hg | 8 mi |
| Weather by CustomWeather, © 2024 | ||||||||