As of 11:22 PDT

La Crescenta-Montrose, CA weather in September

87°

La Crescenta-Montrose, Sunday, 9 August, 11:22

Mostly clear. Feels like 88°. High 92°, low 66°.

Pressure29.88 inHg

Wind3 mph E

Humidity43%

Visibility6.2 mi

Dew point61°

See detailed hourly forecast

In September, La Crescenta-Montrose, CA averages a high of 85° and a low of 61.3°. About 0.4 inches of precipitation fall over the month (1 wet days). The record high is 109.4° (2020) and the record low 45° (1982). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	88.7°	64°	7%	103.1° (1982)	52.2° (1964)
2	88.9°	64.4°	8%	105.6° (1982)	51.6° (1964)
3	88.9°	64.6°	7%	107.2° (1988)	53.4° (1999)
4	89.6°	64.6°	5%	106° (1988)	54° (1999)
5	89.1°	65.1°	3%	109.4° (2020)	54.9° (2015)
6	89.1°	64.8°	2%	107.4° (2020)	54.7° (1985)
7	88.7°	64.2°	0%	100.4° (2024)	52° (1964)
8	87.8°	64°	5%	102° (1984)	50.4° (1965)
9	86.5°	63.5°	8%	102.4° (2024)	51.1° (1961)
10	85.1°	62.2°	7%	100.2° (1979)	50.7° (1985)
11	84.7°	61.5°	7%	103.1° (1971)	47.8° (1985)
12	84.4°	61°	2%	106.7° (1971)	50° (1972)
13	83.5°	60.8°	5%	107.8° (1971)	51.1° (1966)
14	83.8°	60.3°	3%	99.9° (2014)	49.5° (1970)
15	83.8°	60.4°	3%	102° (1979)	51.1° (1986)
16	83.3°	60.6°	7%	102.2° (2014)	51.1° (2006)
17	82.9°	59.7°	3%	97.2° (2000)	49.3° (2024)
18	82.6°	59.7°	3%	98.8° (1979)	49.6° (1993)
19	81.7°	59°	3%	99.1° (1984)	50.7° (1978)
20	81.3°	58.5°	8%	97.9° (2015)	48.9° (1965)
21	82.8°	58.8°	3%	95° (1974)	48.9° (1968)
22	83.8°	59.5°	5%	99.3° (2009)	48.6° (1986)
23	84.7°	59.9°	5%	99.3° (2002)	49.6° (1961)
24	84.7°	60.1°	3%	99.9° (1978)	50° (1998)
25	84.2°	60.1°	7%	100° (1978)	46.2° (1986)
26	83.3°	60.4°	5%	100.8° (2010)	48.2° (1986)
27	83.5°	59.7°	2%	105.1° (2010)	47.7° (1986)
28	83.3°	60.1°	3%	101.7° (1963)	49.1° (1971)
29	82.8°	59.7°	10%	99.3° (1963)	47.8° (1986)
30	83.5°	59°	8%	102.2° (1980)	45° (1982)