Weather in Pittsburgh in January 2026
- January is usually the coldest month of the year in Pittsburgh;
Average weather
Average temperature in Pittsburgh in January
The temperature in January is +8°C on average, with a range between a maximum of +17°C during the day and a minimum of -7°C at night.
The average maximum temperature goes down 50% by the end of the month, compared with the beginning of the month, from +13°C to +1°C.
Is Pittsburgh warm or cold in January?
Pittsburgh is typically cool in January.
Maximum temperatures go down compared to the previous month from +6°C to +3°C. The minimum temperature also goes down from -1°C to -4°C.
Pack a sweater and a jacket as there will be cooler temperatures.
January is the coldest month in Pittsburgh, here is the comparison with other months:
Climate in Pittsburgh in January
| December | January | February | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +6°C | +3°C | +5°C | ||||
| Min. temperature | ||||||
| -24°C | -28°C | -25°C | ||||
| Max. temperature | ||||||
| +24°C | +22°C | +25°C | ||||
| Rainfall | ||||||
| 73 mm | 58 mm | 54 mm | ||||
| Wind | ||||||
| 3 m/s | 3 m/s | 3 m/s | ||||
| Humidity | ||||||
| 74% | 73% | 70% | ||||
| Air pressure | ||||||
| 1019 HPa | 1018 HPa | 1018 HPa | ||||
| Sunny days | ||||||
| 3 | 2 | 3 | ||||
| Cloudy days | ||||||
| 11 | 12 | 11 | ||||
| Rainy days | ||||||
| 10 | 7 | 7 | ||||
| Snowy days | ||||||
| 7 | 10 | 8 | ||||
January weather is still as ok as in December. It’s getting colder in January. From +6°C in the day, the average maximum temperature lowers to +3°C. As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 73 mm to 58 mm. It feels drier, as humidity decreases from 74% to 73%. The average wind speed doesn’t change much during January, staying around 3 m/s. The days becoming less sunny, going from 3 sunny days in December to 2 in January.
February brings much the same weather, it remains ok.
Wind
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Pittsburgh is gradually decreasing during January, going from 3 m/s to 2 m/s over the course of the month.
Rain
Snow
January is one of the snowiest months in Pittsburgh.
Here’s how January is compared with other months in the amount of snow, total mm:
How was the weather last January in Pittsburgh?
Climate Change over Years
The climate in Pittsburgh in January has not changed much over the last 43 years.
The average temperature was the lowest in 1979 (+15°C) and the highest in 2012 (+19°C). The driest year was 1988 with only 782 mm of rainfall, and the wettest year was 2019 with 2006 mm.
FAQ
Is January a good time to visit Pittsburgh?
Can you sunbathe in Pittsburgh in January?
Is Pittsburgh rainy in January?
Is it sunny in Pittsburgh in January?
Other cities in USA
Monthly weather in Pittsburgh
Source of the data
For this page, we’ve looked at the typical weather in Pittsburgh, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
