As of 08:43 PDT

South El Monte, CA weather in December

78°

South El Monte, Sunday, 9 August, 08:43

Clear. Feels like 79°. High 99°, low 73°.

Pressure29.88 inHg

Wind3.3 mph SW

Humidity68%

Visibility6.2 mi

Dew point67°

See detailed hourly forecast

In December, South El Monte, CA averages a high of 64.8° and a low of 43°. About 2.4 inches of precipitation fall over the month (5 wet days). The record high is 85.8° (1979) and the record low 26.1° (1990). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	67.8°	44.6°	5%	82° (2021)	32.9° (2004)
2	67.5°	44.4°	12%	80.4° (1977)	34.7° (2004)
3	67.6°	45.1°	12%	80.1° (1979)	36.1° (2004)
4	66.9°	44.8°	13%	84.7° (1979)	33.8° (2011)
5	66.9°	44.6°	17%	85.8° (1979)	34° (1972)
6	67.1°	45.5°	15%	83.8° (1979)	32° (1978)
7	66.6°	45.9°	28%	80.4° (2015)	27.5° (1978)
8	66.4°	44.1°	13%	83.8° (1975)	26.8° (1978)
9	66.2°	43.7°	10%	82.8° (2017)	29.7° (1972)
10	66°	43.5°	7%	81.1° (2017)	32.2° (1998)
11	65.3°	44.4°	15%	81.3° (2017)	32° (1972)
12	64.2°	43°	13%	82.6° (2010)	28.2° (1972)
13	64.2°	42.8°	10%	81.1° (2017)	30.2° (1985)
14	64.4°	41.5°	13%	81° (2017)	29.1° (1972)
15	64.8°	41.7°	8%	81.3° (2017)	31.3° (2001)
16	65.5°	42.6°	22%	83.3° (2013)	31.8° (1971)
17	64.8°	43°	18%	81.1° (2013)	32.5° (1965)
18	64°	42.8°	20%	79.2° (2024)	32.7° (1965)
19	63.9°	42.4°	22%	79° (2024)	31.5° (1992)
20	63.5°	42.1°	15%	78.1° (2020)	31.1° (1992)
21	63°	42.1°	17%	82° (2020)	27.1° (1968)
22	63.1°	42.4°	18%	77.5° (1960)	28.4° (1990)
23	63.9°	42.4°	18%	80.4° (1989)	26.1° (1990)
24	64.4°	41.7°	15%	81.7° (1989)	28.9° (1998)
25	64.4°	42.3°	20%	80.2° (2022)	27.7° (1990)
26	63.1°	41.7°	17%	81.5° (2022)	27.7° (1987)
27	62.4°	41.2°	15%	81.1° (2013)	28.4° (1987)
28	62.1°	41.9°	23%	81° (2017)	29.7° (1987)
29	62.6°	42.1°	22%	83.5° (2017)	30.4° (1988)
30	62.6°	41.7°	18%	81.9° (1980)	30° (1982)
31	62.6°	41.7°	20%	79.3° (1963)	30.6° (1987)