Allegheny County (Pittsburgh)
March
Weather in Allegheny County, Pennsylvania for March 2027
Your guide to Allegheny County weather in March - trends and predictions
With an average of 3 snowy days, Allegheny County usually enjoys a light touch of snow in March.
In general, the average temperature in Allegheny County at the beginning of March is 11.5 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 13.6 °C by the end of March.
Allegheny County experiences moderate rainfall in March, with an average of 10 rainy days and a total precipitation of 171.6 mm.
Is March a good time to visit Allegheny County? check out the best time to travel to Allegheny County page.
✨ Is March a good time to visit Allegheny County? – Ask the AI Weatherman
Snow Forecast ❄️
Temperatures
Rain 🌧️
More
18
Dry days
10
Rainy days
3
Snow days
12°/2°
Temperatures
19 km/h
Avg max wind
71 %
Avg humidity
Allegheny County Weather March
Move between months or click on a day
Temperatures trend during March in Allegheny County
See the weather trend as well as the moving average line
March weather in Allegheny County day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Mar. 1 |  Patchy rain possible | 10° /-2° | 2.4 mm | 0 cm | |
| Mar. 2 | Light rain shower | 7° /-1° | 0.7 mm | 0 cm | |
| Mar. 3 |  Heavy rain | 10° /1° | 18.2 mm | 0.8 cm | |
| Mar. 4 |  Light rain | 11° /3° | 7 mm | 0 cm | |
| Mar. 5 |  Moderate rain | 15° /6° | 11.5 mm | 0 cm | |
| Mar. 6 | Patchy rain possible | 14° /6° | 2.4 mm | 0 cm | |
| Mar. 7 | Light rain | 14° /4° | 3.7 mm | 0 cm | |
| Mar. 8 | Moderate rain | 11° /3° | 14.2 mm | 0 cm | |
| Mar. 9 | Light rain | 13° /3° | 5.4 mm | 0 cm | |
| Mar. 10 | Light rain | 11° /3° | 3.6 mm | 0.9 cm | |
| Mar. 11 | Light rain | 13° /5° | 3.7 mm | 0.1 cm | |
| Mar. 12 |  Light snow | 9° /1° | 5 mm | 1.5 cm | |
| Mar. 13 | Patchy rain possible | 13° /5° | 1.1 mm | 0.8 cm | |
| Mar. 14 | Patchy rain possible | 11° /3° | 0.3 mm | 0.1 cm | |
| Mar. 15 | Light rain | 15° /3° | 6.1 mm | 0 cm | |
| Mar. 16 | Light rain | 15° /2° | 6.4 mm | 0 cm | |
| Mar. 17 | Light rain | 8° /0° | 3.3 mm | 0.6 cm | |
| Mar. 18 |  Overcast | 6° /-2° | 0.1 mm | 0.1 cm | |
| Mar. 19 | Overcast | 11° /1° | 0.9 mm | 0 cm | |
| Mar. 20 | Patchy rain possible | 12° /0° | 1.3 mm | 0 cm | |
| Mar. 21 | Overcast | 8° /-1° | 0 mm | 0 cm | |
| Mar. 22 |  Thundery outbreaks possible | 12° /3° | 0.9 mm | 0 cm | |
| Mar. 23 |  Moderate or heavy rain with thunder | 11° /2° | 10.5 mm | 0 cm | |
| Mar. 24 | Light rain | 9° /0° | 6.1 mm | 0 cm | |
| Mar. 25 | Light rain | 16° /2° | 2.8 mm | 0 cm | |
| Mar. 26 | Light rain | 12° /5° | 5.3 mm | 0 cm | |
| Mar. 27 | Moderate rain | 14° /3° | 12.2 mm | 0 cm | |
| Mar. 28 | Overcast | 10° /2° | 0 mm | 0 cm | |
| Mar. 29 | Light rain | 14° /3° | 4.1 mm | 0 cm | |
| Mar. 30 | Moderate rain | 12° /6° | 10.1 mm | 0 cm | |
| Mar. 31 | Moderate rain | 18° /6° | 22.3 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Allegheny County in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Allegheny County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Allegheny County in March - FAQ
What are the expected maximum and minimum temperatures in Allegheny County during March?
Prepare for cooler days with highs just around 12° and colder nights, dipping below 2°.
How much rainfall should be expected in Allegheny County during March?
Significant rainfall exceeding 171.6 mm is expected in Allegheny County during March, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Allegheny County in March 2027?
Allegheny County experiences an average snowfall of 5 cm during March, occurring over 3 days.
What are the typical wind conditions in Allegheny County during March?
The average wind speed in Allegheny County during March is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
Allegheny County snow forecast March 2027
Track daily snowfall levels and discover Allegheny County’s snowy potential this March ❄️
On average, Allegheny County sees 3 snowy days during March, with approximately 5 cm of total snowfall.
March rainfall patterns in Allegheny County
Explore the daily rainfall trends and prepare for Allegheny Countys March weather 💧
Typically, Allegheny County has 10 rainy days in March with a total of 171.6 mm of rainfall.
Top locations in Allegheny County
Select a location for an accurate weather forecast
More Locations Quick links
More Allegheny County weather pages
You are here
Found a mistake?
We appreciate your attention to details. Tell us here.