As of 02:23 PDT

Rancho Cucamonga, CA weather in March

84°

Rancho Cucamonga, Sunday, 9 August, 02:23

Mostly clear. Feels like 82°. High 100°, low 74°.

Pressure29.88 inHg

Wind3 mph W

Humidity29%

Visibility6.2 mi

Dew point51°

See detailed hourly forecast

In March, Rancho Cucamonga, CA averages a high of 65.5° and a low of 45.2°. About 3.5 inches of precipitation fall over the month (8 wet days). The record high is 91.9° (1988) and the record low 28.6° (1962). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	61.9°	44.6°	28%	82° (2022)	28.6° (1962)
2	61.5°	43.5°	38%	80.4° (2013)	28.9° (1971)
3	62.1°	43.5°	27%	78.6° (1972)	30.4° (1966)
4	62.4°	43.3°	32%	85.3° (1972)	28.8° (1976)
5	63.5°	43.9°	33%	86.5° (1972)	33.3° (1985)
6	63°	44.2°	35%	78.8° (2007)	32.4° (1976)
7	63.3°	43.9°	35%	79.7° (2015)	33.3° (1976)
8	64.6°	44.4°	27%	80.8° (2004)	29.8° (1964)
9	65.7°	44.2°	18%	81.3° (2004)	30.9° (1974)
10	64.9°	44.8°	25%	84° (1997)	32.5° (1962)
11	64.8°	45.1°	33%	86.9° (2007)	32.7° (1969)
12	65.7°	45°	25%	89.4° (2007)	32.9° (2006)
13	64.8°	45.7°	30%	85.8° (2013)	33.1° (1990)
14	65.7°	45°	23%	88° (2013)	31.8° (1962)
15	66.4°	45°	23%	87.3° (2015)	32.4° (1962)
16	66.4°	45.7°	17%	88.3° (2007)	31.8° (1991)
17	67.1°	45.9°	20%	83.5° (2004)	33.8° (1975)
18	66.9°	45.7°	18%	84° (1997)	30.4° (1963)
19	67.8°	45.7°	18%	88.3° (1997)	34° (1963)
20	66.9°	46.2°	27%	88.5° (1997)	34.3° (1982)
21	66.2°	45.7°	27%	82.4° (1990)	37.2° (1962)
22	67.1°	45.9°	25%	83.5° (2004)	34.9° (2006)
23	66.4°	45.9°	23%	83.3° (2022)	33.8° (1973)
24	67.5°	45.9°	20%	85.6° (1988)	36.9° (1995)
25	66°	46.8°	25%	89.4° (1988)	34.3° (1995)
26	66.4°	45.7°	30%	91.9° (1988)	32.9° (1977)
27	65.8°	46°	20%	89.8° (2015)	35.4° (1975)
28	65.8°	46.2°	32%	85.3° (2015)	33.4° (1991)
29	67.6°	45.5°	17%	86.4° (1971)	32.2° (1975)
30	68.5°	46.6°	17%	84.6° (1966)	33.3° (1967)
31	68.4°	46.2°	18%	88.7° (1966)	34.2° (1977)