Portland weather
The forecast for Portland (United States) for the next 10 days in local time: every 3 hours for the first 6 days, then every 6 hours. See when it will rain, how hard the wind will blow and how warm it will get.
United States45.52°N, 122.68°WAmerica/Los Angeles (UTC-7)ECMWF: October 25 at 05:00 AM
A real measurement from an airport weather station (NOAA, METAR reports), updated every hour. The forecast next to it comes from a model. NOAA Aviation Weather Center
Next 48 hours (local time)
10-day forecast
- TodayOctober 25Rain
5 mm · gusts 32 km/h13°C 10°C - TomorrowOctober 26Rain
13 mm · gusts 31 km/h12°C 9°C - TuesdayOctober 27Rain
10 mm · gusts 35 km/h13°C 9°C - WednesdayOctober 28Rain
11 mm · gusts 41 km/h12°C 7°C - ThursdayOctober 29Rain
10 mm · gusts 10 km/h12°C 5°C - FridayOctober 30Light rain
6 mm · gusts 6 km/h12°C 4°C - SaturdayOctober 31Rain
3 mm · gusts 19 km/h9°C 4°C - SundayNovember 1Partly cloudy
gusts 15 km/h9°C 4°C - MondayNovember 2Mostly clear
gusts 31 km/h13°C 3°C - TuesdayNovember 3Light rain
0.2 mm · gusts 40 km/h13°C 8°C
Over the next 10 days in Portland, temperatures will range from 3°C to 13°C, with 60 mm of rain or snow in total. Days with at least 1 mm of precipitation: 7. ECMWF model run from October 25 at 05:00 AM.
Portland wind forecast for 10 days
Windiest: Wednesday, October 28 - average 12 km/h, gusts up to 41 km/h. Calmest: Saturday, October 31 - average 2 km/h. The wind blows most often from the south.
| Day | Wind | Gusts | Direction |
|---|---|---|---|
| Today | 12 km/h | 32 km/h | southeast |
| Tomorrow | 10 km/h | 31 km/h | south |
| Tue, 10/27 | 8 km/h | 35 km/h | southwest |
| Wed, 10/28 | 12 km/h | 41 km/h | southwest |
| Thu, 10/29 | 7 km/h | 10 km/h | south |
| Fri, 10/30 | 3 km/h | 6 km/h | southeast |
| Sat, 10/31 | 2 km/h | 19 km/h | south |
| Sun, 11/1 | 3 km/h | 15 km/h | north |
| Mon, 11/2 | 9 km/h | 31 km/h | northeast |
| Tue, 11/3 | 15 km/h | 40 km/h | northeast |
Climate through the year
In October, daytime temperatures here average 16°C and nights 6°C, with about 138 mm of rain over the month. The warmest month is August (an average of 28°C by day), the coolest is December (6°C by day, 1°C at night). The wettest month is December (about 251 mm) and the driest is July (11 mm).
| Month | Day | Night | Rain |
|---|---|---|---|
| January | 6°C | 1°C | 216 mm |
| February | 8°C | 1°C | 143 mm |
| March | 10°C | 2°C | 179 mm |
| April | 13°C | 4°C | 120 mm |
| May | 18°C | 7°C | 79 mm |
| June | 21°C | 9°C | 55 mm |
| July | 27°C | 11°C | 11 mm |
| August | 28°C | 12°C | 19 mm |
| September | 24°C | 9°C | 56 mm |
| October | 16°C | 6°C | 138 mm |
| November | 10°C | 3°C | 216 mm |
| December | 6°C | 1°C | 251 mm |
Long-term averages from NASA POWER data (MERRA-2, 2001-2020 reanalysis, CC BY 4.0). Sea temperature is the average water surface temperature at the nearest grid point over the sea. This is climate, not a forecast for a specific day. NASA POWER
The forecast for Portland comes from the ECMWF model and is computed for the point 45.52°N, 122.68°W. Temperature is measured 2 m above the ground, wind at 10 m. Gusts are the strongest bursts of wind within each 3-hour period.
Source: ECMWF IFS model (CC BY 4.0), data modified. A forecast is a model result, not a measurement. ECMWF
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