As of 05:28 PDT

Vacaville, CA weather in May

62°

Vacaville, Sunday, 9 August, 05:28

Clear. Feels like 61°. High 97°, low 61°.

Pressure29.80 inHg

Wind2 mph SW

Humidity80%

Visibility6.2 mi

Dew point55°

See detailed hourly forecast

In May, Vacaville, CA averages a high of 79.1° and a low of 53.6°. About 0.5 inches of precipitation fall over the month (2 wet days). The record high is 107.4° (1984) and the record low 39.6° (1967). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	76.5°	51.8°	8%	91.8° (1996)	39.6° (1967)
2	76.6°	52.2°	10%	92.8° (2013)	41.5° (1967)
3	76.5°	52.5°	7%	94.6° (1990)	45.1° (1971)
4	75.9°	52.2°	10%	96.6° (1990)	40.1° (1975)
5	75.6°	51.8°	13%	98.6° (1987)	40.8° (2024)
6	75.4°	51.8°	12%	100.2° (1987)	40.6° (1964)
7	76.6°	52.2°	10%	99.7° (1987)	42.6° (1986)
8	77°	52.7°	8%	97° (2020)	42.8° (1979)
9	76.6°	52.5°	8%	93.4° (2001)	42.6° (2003)
10	77.7°	52°	2%	98.8° (1987)	41.9° (2022)
11	78.4°	52.3°	7%	95.2° (1987)	39.9° (2022)
12	79.2°	52.9°	10%	98.8° (1976)	42.4° (1967)
13	79.5°	53.1°	7%	98.2° (1972)	45.5° (1977)
14	79.3°	53.6°	3%	98.4° (1987)	43.3° (1968)
15	79.5°	54.1°	8%	102.9° (2008)	44.8° (2011)
16	79.3°	53.6°	8%	100.6° (2008)	46.6° (2011)
17	79.5°	54.1°	8%	103.3° (2009)	42.8° (1998)
18	79.7°	54°	13%	100.4° (2022)	41.2° (1974)
19	79.9°	54.1°	7%	98.4° (2001)	44.8° (1974)
20	79.3°	53.8°	7%	101.5° (2001)	42.8° (2019)
21	79.9°	54.3°	5%	101.3° (2001)	45° (2002)
22	81.5°	54°	2%	97.7° (1984)	43.5° (1960)
23	80.8°	55°	8%	99.9° (1982)	46.8° (2010)
24	80.2°	54.7°	7%	101.8° (2022)	46.2° (1980)
25	80.1°	55.2°	10%	100.4° (2022)	45.7° (1980)
26	79.3°	54.1°	8%	102° (2020)	46° (1998)
27	80.6°	54.7°	5%	103.8° (1984)	43.9° (1977)
28	80.8°	55.2°	8%	107.4° (1984)	43.3° (2010)
29	82.6°	55°	2%	99.5° (1973)	42.6° (2011)
30	83.5°	56.1°	2%	102.7° (2001)	48° (1998)
31	83.8°	57°	3%	102.7° (2001)	47.8° (1971)