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Portland Weather Forecast

Temperature, wind, rain and more for Portland

Victoria, Australia

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Fri 19
Jan
01:00

NNW
NNW

5 / 11 mph 23 / 25°C 47% 1010 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
04:00

NNW
NNW

6 / 13 mph 23 / 24°C 42% 1009 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
07:00

SW
SW

6 / 11 mph 25 / 25°C 47% 1011 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
10:00

S
S

5 / 6 mph 27 / 26°C 53% 1011 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
13:00

SSE
SSE

9 / 10 mph 28 / 28°C 52% 1011 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
16:00

SSE
SSE

11 / 14 mph 24 / 25°C 69% 1010 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
19:00

SE
SE

11 / 17 mph 20 / 19°C 86% 1011 mb
Low level cloud: 28%
Mid level cloud: 32%
High level cloud: 8%
Most Significant Cloud Type: low
40%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
22:00

SE
SE

9 / 13 mph 18 / 19°C 89% 1014 mb
Low level cloud: 32%
Mid level cloud: 61%
High level cloud: 19%
Most Significant Cloud Type: low
55%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
Sat 20
Jan
01:00

ESE
ESE

11 / 17 mph 19 / 19°C 89% 1013 mb
Low level cloud: 30%
Mid level cloud: 65%
High level cloud: 75%
Most Significant Cloud Type: low
62%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
04:00

SE
SE

13 / 20 mph 18 / 18°C 84% 1013 mb
Low level cloud: 69%
Mid level cloud: 61%
High level cloud: 33%
Most Significant Cloud Type: low
93%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
07:00

SE
SE

11 / 17 mph 19 / 18°C 76% 1014 mb
Low level cloud: 0%
Mid level cloud: 47%
High level cloud: 87%
Most Significant Cloud Type: medium
50%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
10:00

SE
SE

13 / 18 mph 20 / 19°C 68% 1014 mb
Low level cloud: 0%
Mid level cloud: 78%
High level cloud: 10%
Most Significant Cloud Type: medium
78%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
13:00

SE
SE

13 / 16 mph 22 / 21°C 63% 1014 mb
Low level cloud: 0%
Mid level cloud: 49%
High level cloud: 88%
Most Significant Cloud Type: medium
52%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
16:00

SSE
SSE

10 / 11 mph 21 / 21°C 67% 1013 mb
Low level cloud: 0%
Mid level cloud: 75%
High level cloud: 92%
Most Significant Cloud Type: medium
78%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
19:00

ESE
ESE

13 / 15 mph 21 / 20°C 79% 1013 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 87%
Most Significant Cloud Type: medium
46%
Expect 0.1 mm of precipitation over the past 3 hours.
0.1 mm
22:00

SE
SE

10 / 13 mph 19 / 19°C 87% 1013 mb
Low level cloud: 19%
Mid level cloud: 6%
High level cloud: 79%
Most Significant Cloud Type: low
30%
Expect 0.0 mm of precipitation over the past 3 hours.
0.0 mm
The 7 day weather forecast summary for Portland:

For Portland in the coming week the average daytime maximum temperature will be around 24°C, with a high for the week of 36°C expected on the afternoon of Thursday 18th. The mean minimum temperature will be 17°C, dipping to its lowest on the morning of Wednesday 24th at 15°C. Expect the coming week to remain predominantly dry. On the whole winds are likely to be moderate.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
(More Info)

Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
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Cloud Amount

Here we try to capture the feel of the weather as an image – it will never be perfect but is useful for a quick overview.
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Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
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Pressure