Hillsboro Weather Year-Round — Best Time to Visit
Hillsboro, United States has mild weather year-round. The best time to visit is July (score: 98/100). Annual average high: 16.4°C, total rainfall: 1221mm.
When is the best time to visit Hillsboro?
98
July is the best month to visit Hillsboro with a travel score of 98/100 (Excellent).
Expect highs of 27.2°C, 2 rain days, and 13.3 hours of daily sunshine.
View July weather details →Travel Score by Month
38
Jan
47
Feb
49
Mar
61
Apr
74
May
84
Jun
98
Jul
97
Aug
87
Sep
64
Oct
44
Nov
37
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Hillsboro each month?
16.4°C
Avg High
7°C
Avg Low
1221mm
Annual Rain
How much rain does Hillsboro get?
Hillsboro receives 1221mm of rain annually. The wettest month is typically December with 207mm, while July is the driest.
What is the weather like each month in Hillsboro?
January
38
8°C
Low: 2°C
17 rain days
Poor
February
47
9°C
Low: 2°C
14 rain days
Mixed
March
49
12°C
Low: 3°C
17 rain days
Mixed
April
61
15°C
Low: 5°C
15 rain days
Good
May
74
19°C
Low: 8°C
10 rain days
Good
June
84
22°C
Low: 11°C
7 rain days
Excellent
July
Best time to visit98
27°C
Low: 14°C
2 rain days
Excellent
August
97
27°C
Low: 14°C
3 rain days
Excellent
September
87
24°C
Low: 12°C
6 rain days
Excellent
October
64
17°C
Low: 8°C
11 rain days
Good
November
44
11°C
Low: 4°C
17 rain days
Mixed
December
37
7°C
Low: 2°C
17 rain days
Poor
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Data based on 1994–2024 averages · Last updated: 2024-12-31