As of 21:52 PDT

Hillsboro, OR weather in August

72°

Hillsboro, Saturday, 8 August, 21:52

Clear. Feels like 71°. High 89°, low 58°.

Pressure30.03 inHg

Wind2 mph NW

Humidity50%

Visibility6.2 mi

Dew point52°

See detailed hourly forecast

In August, Hillsboro, OR averages a high of 81° and a low of 57.3°. About 0.7 inches of precipitation fall over the month (3 wet days). The record high is 104.7° (2021) and the record low 46° (1973). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	82.6°	57.7°	2%	98.6° (2024)	49.6° (1963)
2	81.9°	57.2°	5%	103.1° (2017)	49.5° (1969)
3	83.3°	57.4°	0%	103.8° (2017)	48.2° (2008)
4	83.1°	57.9°	2%	99.5° (1990)	51.6° (1969)
5	81.7°	57.6°	5%	96.1° (2008)	48.6° (1964)
6	81.5°	57.4°	10%	100.4° (1972)	48.9° (1969)
7	82.2°	57.7°	5%	101.1° (1972)	50.7° (1988)
8	82.8°	58.3°	8%	103.1° (1981)	48.9° (1969)
9	84°	58.3°	8%	100.9° (1981)	50.5° (2007)
10	83.5°	58.8°	7%	102° (1981)	50° (2011)
11	83.1°	58.5°	7%	101.7° (2021)	50.4° (1989)
12	82.9°	57.9°	7%	104.7° (2021)	50.2° (2006)
13	82.6°	58.3°	10%	104° (2021)	48.4° (1995)
14	82.6°	57.7°	12%	104.2° (2023)	49.1° (1964)
15	81°	58.1°	12%	100° (2023)	48.9° (1964)
16	80.6°	57.7°	13%	100.6° (1977)	49.6° (2000)
17	81.3°	57.4°	10%	102.9° (1977)	47.8° (1970)
18	81°	57.2°	13%	99.3° (2022)	46° (1973)
19	80.6°	57.2°	8%	99.1° (2016)	50.2° (1996)
20	79.7°	56.8°	8%	99.1° (2016)	49.5° (1968)
21	79°	56.5°	18%	91.9° (1961)	48.2° (1976)
22	79°	56.3°	18%	98.6° (2025)	47.5° (1973)
23	78.6°	56.3°	17%	99.3° (2025)	48.9° (1973)
24	78.8°	55.9°	12%	99° (1996)	49.5° (2021)
25	79.9°	55.8°	17%	93.9° (1996)	48.4° (2024)
26	80.6°	56.1°	12%	98.6° (1986)	48.4° (1973)
27	79.7°	57.2°	15%	96.6° (1972)	49.3° (1960)
28	80.4°	56.3°	13%	98.2° (1967)	46.8° (2024)
29	78.8°	57.2°	20%	93.4° (1974)	46.9° (1965)
30	77°	56.7°	17%	97.3° (2022)	48° (2020)
31	77.4°	56.3°	15%	99.5° (1987)	46.4° (1964)