As of 17:47 EDT

Mount Lebanon, PA weather in May

85°

Mount Lebanon, Sunday, 9 August, 17:47

Clear. Feels like 88°. High 85°, low 67°.

Pressure30.00 inHg

Wind5 mph W

Humidity59%

Visibility6.2 mi

Dew point69°

See detailed hourly forecast

In May, Mount Lebanon, PA averages a high of 69° and a low of 50.4°. About 4.9 inches of precipitation fall over the month (14 wet days). The record high is 89.2° (2007) and the record low 25.2° (2020). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	66.4°	46.8°	45%	82.4° (1962)	28.9° (1978)
2	64.9°	46.8°	57%	81.3° (2024)	28.4° (1963)
3	64.8°	46.4°	52%	85.5° (2024)	29.8° (1978)
4	63.5°	45.7°	47%	81.1° (2001)	31.5° (1971)
5	65.7°	45.5°	43%	80.6° (1999)	33.4° (1961)
6	65.3°	46.8°	45%	81° (1982)	32° (1968)
7	66.4°	46.2°	45%	81.9° (2000)	29.8° (1970)
8	66°	47.5°	47%	84° (2015)	32.5° (2020)
9	65.8°	48.2°	42%	83.7° (2015)	25.2° (2020)
10	66.9°	47.8°	35%	83.5° (2015)	28.2° (1966)
11	68°	47.8°	45%	85.6° (2015)	31.6° (1966)
12	66.9°	49.3°	60%	82° (1979)	35.2° (2020)
13	67.3°	48.7°	45%	83.5° (2014)	32.7° (1996)
14	68.5°	49.3°	52%	85.5° (1962)	34.9° (1996)
15	68.5°	50.5°	62%	85.6° (1962)	37.8° (2016)
16	68.2°	50.5°	53%	84.6° (1962)	35.2° (1984)
17	68.4°	50.5°	45%	86° (1962)	34.3° (1984)
18	69.1°	51.1°	58%	85.6° (1962)	36.5° (1973)
19	70.2°	52°	53%	86.7° (1962)	34.2° (2002)
20	70.2°	52.2°	42%	84.9° (1962)	30.7° (2002)
21	70.3°	52°	33%	86.5° (2022)	31.5° (2002)
22	71.2°	52°	40%	84.7° (2013)	35.8° (2002)
23	71.2°	52.7°	45%	86.5° (2021)	36° (2006)
24	71.8°	53.4°	38%	84° (1964)	34.3° (1963)
25	72.3°	53.6°	30%	85.1° (1991)	38.1° (2013)
26	72°	54.5°	47%	87.1° (2020)	39.2° (2013)
27	71.8°	54°	43%	87.8° (2012)	35.4° (1961)
28	72.9°	54.1°	53%	88.2° (2012)	40.5° (1994)
29	73.8°	55.2°	48%	87.8° (1991)	42.3° (1964)
30	74.5°	55.8°	40%	89.2° (2007)	40.3° (1961)
31	74.8°	56.3°	50%	88.7° (2007)	39.9° (2001)