As of 04:29 PDT

Hillsboro, OR weather in March

58°

Hillsboro, Sunday, 9 August, 04:29

Partly cloudy. Feels like 57°. High 85°, low 57°.

Pressure30.06 inHg

Wind2.9 mph N

Humidity73%

Visibility6.2 mi

Dew point49°

See detailed hourly forecast

In March, Hillsboro, OR averages a high of 53.6° and a low of 38.2°. About 5.9 inches of precipitation fall over the month (17 wet days). The record high is 77.7° (2025) and the record low 11.8° (1971). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	50.9°	36.9°	58%	62.2° (1981)	11.8° (1971)
2	50.5°	36.9°	63%	66° (1986)	23° (1962)
3	50.4°	37°	62%	64.9° (1986)	23.7° (1960)
4	50.9°	36.9°	63%	64.8° (1986)	22.1° (2019)
5	51.6°	36.5°	52%	66° (1986)	22.1° (2019)
6	52.2°	36.3°	48%	65.5° (2007)	24.6° (2024)
7	52.2°	36.7°	47%	65.8° (2005)	25.7° (2024)
8	52.9°	36.5°	52%	70.3° (2004)	25.9° (2019)
9	53.1°	38.3°	67%	66° (1965)	26.1° (1969)
10	52.9°	38.8°	62%	69.8° (2005)	26.1° (1969)
11	53.8°	37.6°	48%	71.1° (2005)	25° (2019)
12	53.1°	38.5°	60%	67.5° (1992)	27.1° (1990)
13	53.2°	38.5°	62%	66.4° (2015)	27.9° (2021)
14	52.9°	39.2°	62%	68° (1994)	28° (1977)
15	53.6°	38.7°	52%	64.8° (1972)	27° (1977)
16	54°	38.5°	53%	71.2° (1972)	26.8° (2021)
17	53.8°	37.9°	53%	70° (2024)	27.3° (1966)
18	54.3°	38.8°	48%	70.3° (2024)	26.6° (1971)
19	55.2°	38.3°	47%	69.4° (1960)	27° (1965)
20	55.4°	39.2°	53%	69.6° (1960)	30.4° (1991)
21	54.7°	38.8°	50%	69.6° (1978)	28.4° (1966)
22	54.7°	39°	57%	66.7° (1960)	27° (1966)
23	54.1°	39.4°	62%	66.7° (1979)	29.3° (1994)
24	54.7°	38.8°	60%	68.5° (1960)	28.2° (1964)
25	54.3°	38.3°	60%	75.4° (2025)	28.4° (1996)
26	54.3°	38.3°	53%	77.7° (2025)	27.1° (2020)
27	54.3°	38.8°	60%	72.7° (1994)	27.9° (1975)
28	54.5°	39.4°	57%	71.2° (1994)	27.3° (1962)
29	56.3°	39.6°	47%	71.8° (2004)	28.9° (1967)
30	56.5°	39.7°	48%	72° (2013)	27° (2021)
31	55.9°	39.6°	58%	70.9° (1992)	28.2° (1971)