Best Time to Visit Hillsboro
Best time: Jul, Aug, Jun, Sep.
Aug is warmest (27.5°C high); Dec is rainiest (188 mm).
Hillsboro weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 8 | 0.9 | 170 | 1.8 |
| Feb | 10.6 | 1.7 | 139 | 3.3 |
| Mar | 13.4 | 3.1 | 114 | 4.8 |
| Apr | 16.3 | 4.4 | 72 | 6.7 |
| May | 19.9 | 7 | 53 | 8.3 |
| Jun | 23 | 9.8 | 37 | 9.3 |
| Jul | 26.8 | 11.9 | 15 | 10.1 |
| Aug | 27.5 | 11.3 | 20 | 8.8 |
| Sep | 24.7 | 9 | 41 | 6.7 |
| Oct | 18.5 | 5.1 | 78 | 3.9 |
| Nov | 11.5 | 2.9 | 171 | 2 |
| Dec | 7.8 | 1 | 188 | 1.5 |
Average high temperature
Best months by activity
Overall: JulAugJunSep
Beaches: JulAugJunSep
Hiking: JulAugJunSep
Sightseeing: JulAugJunSep
Hillsboro quick facts
What to pack
Cold months (Jan, Feb, Nov, Dec): warm layers and a coat.
Wet months (Jan, Feb, Mar, Nov, Dec): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Hillsboro?
Jul, Aug, Jun, Sep.
What is the rainiest month?
Dec, about 188 mm.
What is the warmest month?
Aug, with average highs of 27.5°C.
Where to stay
See Hillsboro hotels · Book Hillsboro tours & activities
All destinations · Best time to visit New York · Best time to visit Los Angeles · Best time to visit Miami · Best time to visit San Francisco
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.