When to go · Hillsboro, Oregon
Hillsboro, Oregon, month by month
The best months for Hillsboro, Oregon: May, Jun, Jul, Aug, Sep. Months to avoid: Jan, Feb, Mar, Nov, Dec.
Month by month
- JanuaryAvoidListed as a month to avoid: Nov-Mar (rain, grey skies); late Jun-Aug heat spikes.8 °C (46 °F) / 1 °C (34 °F), 18 rain days46 °F (8 °C) / 34 °F (1 °C), 18 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Nov-Mar (rain, grey skies); late Jun-Aug heat spikes.10 °C (50 °F) / 2 °C (36 °F), 15 rain days50 °F (10 °C) / 36 °F (2 °C), 15 rain daysCrowds: Low · 1 festival or holiday
- MarchAvoidListed as a month to avoid: Nov-Mar (rain, grey skies); late Jun-Aug heat spikes.13 °C (55 °F) / 3 °C (37 °F), 17 rain days55 °F (13 °C) / 37 °F (3 °C), 17 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGoodOutside the best window (May-Sep (dry, warm, fair and baseball season)). Across United States: Good month for the Southwest, Washington cherry blossoms, the South; mountain roads still closed.16 °C (61 °F) / 5 °C (41 °F), 15 rain days61 °F (16 °C) / 41 °F (5 °C), 15 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside Hillsboro, Oregon's best window: May-Sep (dry, warm, fair and baseball season).20 °C (68 °F) / 8 °C (46 °F), 12 rain days68 °F (20 °C) / 46 °F (8 °C), 12 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside Hillsboro, Oregon's best window: May-Sep (dry, warm, fair and baseball season).24 °C (75 °F) / 11 °C (52 °F), 8 rain days75 °F (24 °C) / 52 °F (11 °C), 8 rain daysCrowds: High
- JulyGreatInside Hillsboro, Oregon's best window: May-Sep (dry, warm, fair and baseball season).28 °C (82 °F) / 13 °C (55 °F), 4 rain days82 °F (28 °C) / 55 °F (13 °C), 4 rain daysCrowds: High · 1 festival or holiday
- AugustGreatInside Hillsboro, Oregon's best window: May-Sep (dry, warm, fair and baseball season).29 °C (84 °F) / 13 °C (55 °F), 4 rain days84 °F (29 °C) / 55 °F (13 °C), 4 rain daysCrowds: High
- SeptemberGreatInside Hillsboro, Oregon's best window: May-Sep (dry, warm, fair and baseball season).25 °C (77 °F) / 10 °C (50 °F), 7 rain days77 °F (25 °C) / 50 °F (10 °C), 7 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGoodOutside the best window (May-Sep (dry, warm, fair and baseball season)). Across United States: Best all-round month: New England foliage, desert parks, cooler cities. High roads start closing late in the month.18 °C (64 °F) / 7 °C (45 °F), 13 rain days64 °F (18 °C) / 45 °F (7 °C), 13 rain daysCrowds: Medium
- NovemberAvoidListed as a month to avoid: Nov-Mar (rain, grey skies); late Jun-Aug heat spikes.11 °C (52 °F) / 3 °C (37 °F), 18 rain days52 °F (11 °C) / 37 °F (3 °C), 18 rain daysCrowds: Medium · 1 festival or holiday
- DecemberAvoidListed as a month to avoid: Nov-Mar (rain, grey skies); late Jun-Aug heat spikes.8 °C (46 °F) / 1 °C (34 °F), 19 rain days46 °F (8 °C) / 34 °F (1 °C), 19 rain daysCrowds: High · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in Hillsboro, Oregon, side by side.
Verdict
May: Great
Jun: Great
Daytime high
May: 20 °C (68 °F)68 °F (20 °C)
Jun: 24 °C (75 °F)75 °F (24 °C)
Night low
May: 8 °C (46 °F)46 °F (8 °C)
Jun: 11 °C (52 °F)52 °F (11 °C)
Rain days
May: 12
Jun: 8 (better)
Crowds
May: Medium
Jun: High
Prices
May: Medium
Jun: High
Festivals listed
May: 1
Jun: 0
May: Inside Hillsboro, Oregon's best window: May-Sep (dry, warm, fair and baseball season).
June: Inside Hillsboro, Oregon's best window: May-Sep (dry, warm, fair and baseball season).
Hillsboro, Oregon: figures are long-term averages from this guide, not a forecast.