Wedding Weather in Portland
Historical weather statistics for August 24.
Average Temperature
18.8°C
Min: 16.9°C | Max: 20.7°C
After dark
16.9°C
72% of years dropped below 18 °C
Rain Risk
32%
Rain of ≥1 mm · 450 days analysed
Heavy rain (≥5 mm): 13%
Precipitation
2.69 mm
Daily average 1996-2025
Average wind
18 km/h
Max 25 km/h · Light breeze — secure veils and weighted linens
Top 3 dates to get married in Portland in August
Based on 30 years of historical weather, these are the dates with the best combination of temperature and lowest rain risk.
Moderate risk: have an optional Plan B
32% rainWith between 15% and 35% historical rain, it's unlikely but it can happen. A solid covered alternative avoids scares.
- 1
Reserve an indoor hall with capacity for all guests as backup.
- 2
Talk to your wedding planner about whether the ceremony can move indoors with 2h notice.
- 3
Consider a clear marquee (that doesn't break the aesthetic) if the venue allows it.
- 4
Communicate the Plan B in the itinerary so guests know where to go.
We'll alert you about the weather for your wedding in Portland
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Weather History for August 24 in Portland
Real weather data recorded on this date, year by year.
Across 450 days analysed (30 years of history for this date plus the 7 days either side), it rained 32% of the time (≥1 mm).
Attire & Styling Recommendations
Perfect Weather Wedding: Perfect temperature. Allows total freedom in bridal gown designs (strapless, sleeveless, flowing chiffon). Guests will feel comfortable without extra layers, and standard suits will be perfect.
Nights typically drop to 17 °C: in 72% of years it was 18 °C or colder. Tell your guests to bring a jacket.
Photography & Golden Hour
Estimated sunset at 18:33 (local solar time). Schedule your ceremony around 16:33 to capture the golden hour (17:43 - 18:33) in your photos.
Time computed from solar astronomy. Civil time (with DST and political timezones) may differ by ±1h.
Annual Averages: Month-by-Month in Portland
Plan ahead. Compare average temperatures, historical rain days, and the weather comfort index (Quality score) calculated for each month of the year.
| Month | Avg Temp | Min / Max | Rainy Days (Avg) | Rain Risk | Comfort Score |
|---|---|---|---|---|---|
| January | -1.1°C | -3.7°C / 1.3°C | 11.2 days | 36% | 1 / 10 |
| February | -0.9°C | -3.5°C / 1.5°C | 10 days | 35% | 1 / 10 |
| March | 1.7°C | -0.6°C / 3.8°C | 10.8 days | 35% | 1 / 10 |
| April | 5.8°C | 3.7°C / 7.9°C | 11.6 days | 39% | 1 / 10 |
| May | 10.3°C | 8.3°C / 12.2°C | 12.2 days | 39% | 2.2 / 10 |
| June | 15.2°C | 13.3°C / 17°C | 12.7 days | 42% | 3.9 / 10 |
| July | 18.8°C | 17°C / 20.5°C | 13.2 days | 43% | 5.3 / 10 |
| August | 19.1°C | 17.3°C / 20.9°C | 11.2 days | 36% | 6 / 10 |
| September | 16.4°C | 14.4°C / 18.2°C | 9.6 days | 32% | 5.2 / 10 |
| October | 11.6°C | 9.5°C / 13.4°C | 10.9 days | 35% | 3 / 10 |
| November | 6.5°C | 4.4°C / 8.5°C | 10.5 days | 35% | 1 / 10 |
| December | 2°C | -0.3°C / 4.2°C | 11.7 days | 38% | 1 / 10 |
Marry in Portland
Check catering prices, hotels, legal requirements, and recommended vendors to marry in Portland.
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