Pittsburgh, PA weather in April
Pittsburgh is cool in April, with frequent rain: highs average 62°F and nights drop to about 41°F. There are about 14 days with rain or snow. Snowfall averages about 1.0 in.
- Normal high
- 62°F
- Normal low
- 41°F
- Wet days
- 14
- 3.3 in total
- Snowfall
- 1.0 in
- normal snowfall
How April changes from start to finish
| April 1 | April 30 | |
|---|---|---|
| Normal high | 56°F | 68°F |
| Normal low | 35°F | 46°F |
| Chance of a wet day | 45% | 46% |
| Sunrise / sunset | 7:03 am / 7:44 pm | 6:20 am / 8:14 pm |
| Daylight | 12.7 h | 13.9 h |
Chance of a wet day: average for the first and last 7 days of the month. Times are local clock time (Eastern Time).
A typical April day
- 6 am45°Fdew point 36°F
- 9 am51°Fdew point 38°F
- Noon57°Fdew point 38°F
- 3 pm60°Fdew point 38°F
- 6 pm58°Fdew point 37°F
- 9 pm53°Fdew point 37°F
NOAA hourly normals (local standard time) from Pittsburgh Allegheny Co Airport (7 mi away); average wind 9 mph; clear or few clouds in 39% of daytime hours, mostly cloudy or overcast in 54%.
What kind of days to expect
- Comfortable dayshigh 65-80°F and dew point under 60°F12 of 30
- Hot dayshigh 90°F or more0 of 30
- Muggy daysdaily mean dew point 65°F or more0 of 30
- Wet daysat least 0.01 in of rain or melted snow14 of 30
- Notable rainat least 0.10 in9 of 30
- Freezing nightslow 32°F or below6 of 30
- Snow on the groundsnow depth 1 in or more0 of 30
Average days per April, counted from daily records for each year 1991-2020.
Rain and snow in April
Normal precipitation is 3.3 in; a dry April brings about 2.4 in and a wet one about 4.3 in (25th and 75th percentiles). About 2 days bring half an inch or more. Normal snowfall is 1.0 in.
How April varies from year to year
- Warmest April, 1991-20202017: average high 68°F
- Coolest April2007: average high 56°F
- Wettest April2011: 5.1 in
- Driest April2012: 1.3 in
- Highest reading87°F (April 30, 2017)
- Lowest reading18°F (April 10, 1997)
From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.
April compared with March and May
| March | April | May | |
|---|---|---|---|
| Normal high | 49°F | 62°F | 72°F |
| Normal low | 30°F | 41°F | 51°F |
| Wet days | 14 | 14 | 14 |
| Comfortable days | 5 | 12 | 15 |
| Daylight | 12.0 h | 13.3 h | 14.4 h |
Highs change by +13°F from March and +10°F into May.
Nearby alternatives in April
- Warmer: Charleston, WV169 mi · high 69°F · 13 wet days
- Drier: Washington, DC190 mi · high 68°F · 11 wet days
- Cooler: Buffalo, NY179 mi · high 55°F · 13 wet days
How Pittsburgh ranks in April
- Normal high245th warmest of 378 cities; 3rd of 4 in Pennsylvania
- Wet days354th driest of 378
- Comfortable days159th most of 340
What to pack for Pittsburgh in April
- A rain jacket or umbrella – rain or snow on about 14 days
Frost in April
The last spring frost typically comes around Apr 24; in 1 year in 10 it comes after May 11. All frost dates for Pittsburgh.
Heating and cooling
April has 413 heating degree days and 9 cooling degree days (base 65°F), 7% of the year's total heating and cooling demand.
Questions
How cold is Pittsburgh in April?
The normal high is 62°F and the normal low is 41°F. From 1991 to 2020 the coldest April reading was 18°F (most recently on April 10, 1997).
Does it rain a lot in Pittsburgh in April?
About 14 days in April have at least 0.01 in of precipitation, and the normal total is 3.3 in. The wettest April in 1991-2020 was in 2011 (5.1 in); the driest was in 2012 (1.3 in).
Does it snow in Pittsburgh in April?
Yes. Normal snowfall in April is 1.0 in.
Is April a good time to visit Pittsburgh?
April ranks 4th of 12 months on our comfort score for Pittsburgh (64 out of 100). It has about 12 comfortable days. The best months are May and September.
Where the numbers come from
- Temperature, rain, snowfall and snow depth: Pittsburgh Intl Airport (USW00094823), 12 mi WNW of the city center, 1,203 ft (438 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Frost dates: Emsworth L/D Ohio Rvr (USC00362574), 6.6 mi NW of the city center, 717 ft . NOAA normals and daily records, 1991-2020.
- Humidity and wind by hour and cloud cover: Pittsburgh Allegheny Co Airport (USW00014762), 7.1 mi SSE of the city center, 1,248 ft (483 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Daily humidity and wind: Pittsburgh International Airport (725200-94823), 12 mi WNW of the city center, 1,119 ft (354 ft higher than the city). Hourly observations, 1991-2020.