As of 14:40 PDT

Rosemead, CA weather in May

95°

Rosemead, Sunday, 9 August, 14:40

Clear. Feels like 100°. High 96°, low 71°.

Pressure29.83 inHg

Wind5 mph SW

Humidity40%

Visibility6.2 mi

Dew point67°

See detailed hourly forecast

In May, Rosemead, CA averages a high of 77.6° and a low of 54.9°. About 0.4 inches of precipitation fall over the month (2 wet days). The record high is 108.9° (1984) and the record low 41.2° (1964). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	76.6°	53.1°	5%	98.2° (2014)	42.4° (1967)
2	77.7°	53.2°	3%	100° (2004)	45.3° (1967)
3	77.7°	54.1°	3%	101.7° (2004)	44.6° (1967)
4	76.8°	54.1°	12%	97.3° (1987)	46° (1964)
5	74.8°	53.4°	10%	103.1° (1990)	44.1° (1964)
6	75°	53.2°	13%	100.9° (1990)	43° (1975)
7	76.1°	53.4°	12%	97° (2020)	41.2° (1964)
8	76.5°	53.6°	5%	99.3° (1984)	44.2° (1965)
9	76.5°	54.1°	10%	97.9° (2025)	44.8° (1979)
10	76.3°	54.1°	5%	102.6° (2025)	44.2° (2003)
11	77.4°	53.8°	3%	99.3° (1988)	45.7° (1983)
12	78.6°	54.1°	5%	97.9° (1988)	44.2° (1967)
13	79.3°	55°	5%	100.4° (2013)	44.4° (1998)
14	78.4°	55.4°	2%	102.2° (2014)	46.9° (1998)
15	77.7°	55.4°	7%	103.8° (2014)	45.7° (1968)
16	78.1°	55°	8%	100.8° (1967)	45.7° (2011)
17	78.4°	55.6°	5%	99.1° (2008)	44.2° (1962)
18	78.3°	55.4°	3%	97.5° (2008)	45.3° (1977)
19	78.3°	54.9°	3%	94.3° (2008)	46.2° (1994)
20	77.5°	55.6°	8%	95.5° (2017)	45.3° (1974)
21	77.7°	55.2°	5%	96.6° (2000)	44.4° (1972)
22	77.4°	55°	10%	94.5° (1988)	46° (1975)
23	76.5°	55.6°	8%	92.7° (2001)	45.9° (1960)
24	77.2°	55.6°	3%	91.2° (2021)	44.1° (1980)
25	76.3°	55.6°	2%	99.1° (1974)	45.3° (1980)
26	77.2°	55.6°	3%	99.9° (1968)	45.9° (1980)
27	78.1°	55°	7%	98.4° (1968)	45.5° (1998)
28	79.3°	55.9°	3%	101.8° (1973)	47.7° (1998)
29	79.7°	56.7°	2%	108.9° (1984)	46.9° (1980)
30	80.1°	56.8°	2%	96.8° (2025)	47.5° (2011)
31	79.5°	56.8°	2%	92.5° (2025)	49.3° (2011)