As of 23:58 EDT

Chillum, MD weather in September

77°

Chillum, Saturday, 8 August, 23:58

Overcast. Feels like 78°. High 88°, low 72°.

Pressure30.00 inHg

Wind5.5 mph W

Humidity85%

Visibility6.2 mi

Dew point72°

See detailed hourly forecast

In September, Chillum, MD averages a high of 78.3° and a low of 62.5°. About 4.1 inches of precipitation fall over the month (9 wet days). The record high is 97.5° (2023) and the record low 43.3° (1963). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	82.4°	66.4°	27%	96.4° (1973)	56.7° (1967)
2	82.8°	66.2°	40%	96.6° (1980)	55.4° (1967)
3	83.1°	66.6°	32%	95° (2023)	52.3° (1967)
4	82.8°	66.9°	33%	95.9° (2023)	55° (1997)
5	82°	66.2°	30%	97.5° (2023)	54° (1997)
6	81.7°	65.7°	30%	96.6° (2023)	55.4° (2000)
7	82°	64.9°	23%	93.9° (1998)	52.3° (1988)
8	81°	64.8°	23%	94.5° (1985)	51.4° (2024)
9	80.6°	64.6°	28%	95.4° (1985)	51.4° (2024)
10	80.6°	64.4°	32%	95.7° (1983)	52.3° (2017)
11	80.1°	63.7°	27%	97.3° (1983)	52.5° (1967)
12	79.7°	63.7°	27%	95° (2019)	50.5° (1967)
13	80.1°	63.3°	30%	90.5° (1972)	52.2° (1967)
14	79.9°	63.9°	28%	92.7° (2016)	48.7° (1975)
15	78.3°	62.8°	28%	92.8° (1970)	50° (1975)
16	77.4°	61.3°	28%	94.6° (1970)	49.8° (2011)
17	77.4°	62.1°	38%	95.7° (1991)	49.5° (1966)
18	77.9°	61.9°	33%	91.6° (1978)	45.5° (1990)
19	76.8°	61.2°	20%	90.7° (1983)	49.1° (2020)
20	77.2°	60.8°	22%	90.7° (2005)	46.9° (2020)
21	77.4°	61.3°	30%	89.4° (1998)	46.2° (1962)
22	76.5°	61.3°	40%	93.2° (2010)	45.9° (2020)
23	75.2°	59.7°	32%	93.9° (1970)	46.8° (1983)
24	74.1°	58.8°	28%	95.2° (2010)	43.3° (1963)
25	73.9°	59.2°	33%	92.1° (1970)	46° (1983)
26	74.7°	60.1°	45%	91° (1970)	46.9° (2001)
27	75.6°	60.1°	45%	92.1° (1998)	46.9° (2000)
28	73.9°	59.7°	37%	87.3° (2019)	46.8° (1991)
29	71.8°	57.9°	27%	86.9° (2019)	48° (2000)
30	71.1°	56.8°	30%	90.7° (1986)	45.5° (1992)