Wind statistics for Portland
Annual wind, gust, rain and temperature statistics for Portland, United States — from archive 3 years.
StatisticsAt a glance
- Average wind: 5.9 mph
- Average gusts: 13.7 mph
- Average daily rain: 3.9 mm
- Average temperature: 12°C
- Good kite days: 16 a year
- Best month: June (kite score 72/100)
- Windiest month: December (7.8 mph)
- Calmest month: September (4.8 mph)
- Rainiest month: December (8.8 mm)
How Portland compares
Portland ranks #204 of 326 cities worldwide for average wind speed — windier than 37% of the cities we track. Its best kite-flying month, June, scores 72/100 on the kite scale.
Month by month
See the full breakdown of wind, gusts, rain, temperature and good days for every month, with scores and verdicts:
| Month | Wind | Gusts | Rain | Temp | Good days | Score | Verdict |
|---|---|---|---|---|---|---|---|
| January | 7.5 mph | 15.8 mph | 5.7 mm | 4°C | 5 | 70 | EH… |
| February | 6.5 mph | 14.2 mph | 6.0 mm | 6°C | 1 | 62 | EH… |
| March | 6.1 mph | 14.0 mph | 5.3 mm | 8°C | 0 | 58 | EH… |
| April | 5.2 mph | 12.5 mph | 2.6 mm | 11°C | 1 | 59 | EH… |
| May | 5.1 mph | 13.1 mph | 2.1 mm | 14°C | 0 | 62 | EH… |
| June | 5.7 mph | 14.3 mph | 1.7 mm | 18°C | 0 | 72 | EH… |
| July | 5.3 mph | 14.0 mph | 0.2 mm | 21°C | 0 | 69 | EH… |
| August | 5.2 mph | 12.8 mph | 0.6 mm | 22°C | 0 | 68 | EH… |
| September | 4.8 mph | 11.5 mph | 1.7 mm | 18°C | 0 | 30 | NOPE |
| October | 5.5 mph | 12.2 mph | 4.7 mm | 12°C | 3 | 51 | EH… |
| November | 6.4 mph | 13.8 mph | 7.5 mm | 8°C | 2 | 62 | EH… |
| December | 7.8 mph | 16.6 mph | 8.8 mm | 7°C | 4 | 70 | EH… |
"Good days" = days with wind 8–25 mph, gusts under 31 mph and less than 2 mm rain. Scores mirror the live forecast weighting (wind 45%, gusts 25%, rain 20%, temp 10%).
Looking for the single best time to fly a kite? Read the best time to fly a kite in Portland, or check today's live wind forecast.
Source
Computed from archive 3 years for Portland using Open-Meteo historical data. A good kite day is wind 8–25 mph, gusts under 31 mph and under 2 mm of rain. See the full kite flying statistics for every city.