As of 20:36 PDT

Lemon Grove, CA weather in May

76°

Lemon Grove, Saturday, 8 August, 20:36

Clear. Feels like 77°. High 96°, low 69°.

Pressure29.88 inHg

Wind3 mph SW

Humidity68%

Visibility6.2 mi

Dew point65°

See detailed hourly forecast

In May, Lemon Grove, CA averages a high of 69.8° and a low of 55.2°. About 0.4 inches of precipitation fall over the month (2 wet days). The record high is 97° (2025) and the record low 42.6° (1967). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	69.3°	53.4°	7%	91° (2014)	42.6° (1967)
2	70.3°	53.8°	5%	91.4° (2004)	46° (1971)
3	70.2°	54.3°	7%	93.7° (2004)	48.2° (2002)
4	68.7°	54.5°	12%	87.3° (2018)	47.5° (1969)
5	68.2°	54.7°	10%	90° (1990)	47.8° (1964)
6	68.2°	54°	22%	90.5° (1990)	46.9° (2024)
7	68.7°	54°	17%	84.2° (2007)	46.4° (1964)
8	69.1°	54°	13%	85.8° (2007)	43.9° (1964)
9	69.1°	54.7°	5%	89.4° (2025)	46.8° (1975)
10	68.9°	54.5°	7%	97° (2025)	44.1° (2003)
11	69.1°	54.9°	8%	87.4° (2025)	48.4° (2022)
12	70.5°	54.5°	5%	88.3° (1979)	46.2° (2010)
13	70.9°	55.8°	7%	91.4° (2014)	48.7° (1967)
14	70.7°	55.4°	5%	95° (2014)	49.5° (1998)
15	69.8°	55.6°	3%	96.8° (2014)	46.8° (1998)
16	69.8°	55.4°	10%	90.5° (2014)	48.9° (1962)
17	70.7°	55.4°	2%	85.6° (2008)	46.4° (1962)
18	70.9°	55.8°	5%	86.2° (2008)	47.1° (1977)
19	70.5°	55.8°	5%	88° (2017)	49.5° (2011)
20	70.3°	55.8°	7%	93.6° (2017)	46.8° (1974)
21	69.8°	55.4°	3%	85.1° (2017)	49.1° (1962)
22	69.4°	55.2°	8%	81.9° (1988)	48.2° (1971)
23	69.3°	55.2°	5%	80.1° (2001)	48.4° (2021)
24	69.3°	55.4°	5%	80.8° (2021)	47.7° (2010)
25	69.1°	55.2°	2%	82.4° (2021)	49.6° (1980)
26	69.4°	55.6°	5%	82.4° (1968)	49.3° (1977)
27	70.2°	55.8°	3%	82.9° (1997)	49.1° (1998)
28	71.1°	56.3°	3%	89.4° (1984)	49.3° (2019)
29	70.7°	56.7°	3%	87.8° (1984)	48.6° (1980)
30	71.1°	56.7°	0%	79.5° (1984)	47.8° (2011)
31	71.2°	56.7°	2%	85.5° (2025)	50.5° (1999)