Long range weather outlook for Portland includes 14 day forecast summary:
Taking a look at Portland over the coming two weeks and the average daytime maximum temperature will be around 13°C, with a high for the two weeks of 16°C expected on the afternoon of Wednesday 18th.
The average minimum temperature will be 8°C, dipping to its lowest on the morning of Thursday 26th at 5°C.
The fortnight ahead will
have some days seeing a little precipitation and some days with rain.
It looks like Wednesday 25th will have the most precipitation with an accumulation of around 7.0mm.
On the whole winds are likely to be moderate.
Tue 17 Sep | 13:00 |
WNW
|
14 / 16 mph
|
56 / 51°F
| 63% |
1025 mb
|
65%
|
0.00 In
|
|
| 16:00 |
WNW
|
15 / 17 mph
|
56 / 52°F
| 59% |
1023 mb
|
31%
|
0.00 In
|
|
| 19:00 |
WNW
|
13 / 16 mph
|
54 / 50°F
| 67% |
1021 mb
|
76%
|
0.00 In
|
|
| 22:00 |
NW
|
13 / 16 mph
|
52 / 48°F
| 74% |
1019 mb
|
86%
|
0.00 In
|
|
Wed 18 Sep | 01:00 |
WNW
|
14 / 22 mph
|
51 / 46°F
| 79% |
1017 mb
|
90%
|
0.01 In
|
|
| 04:00 |
WNW
|
16 / 24 mph
|
52 / 47°F
| 82% |
1014 mb
|
94%
|
0.01 In
|
|
| 07:00 |
NW
|
17 / 27 mph
|
53 / 48°F
| 75% |
1013 mb
|
22%
|
0.00 In
|
|
| 10:00 |
WNW
|
19 / 24 mph
|
58 / 54°F
| 66% |
1011 mb
|
3%
|
0.00 In
|
|
| 13:00 |
WNW
|
21 / 25 mph
|
61 / 60°F
| 62% |
1010 mb
|
6%
|
0.00 In
|
|
| 16:00 |
W
|
19 / 26 mph
|
56 / 51°F
| 81% |
1009 mb
|
70%
|
0.03 In
|
|
| 19:00 |
WSW
|
11 / 16 mph
|
51 / 46°F
| 89% |
1010 mb
|
92%
|
0.04 In
|
|
| 22:00 |
W
|
11 / 18 mph
|
49 / 45°F
| 86% |
1010 mb
|
100%
|
0.03 In
|
|
Thu 19 Sep | 01:00 |
W
|
11 / 17 mph
|
50 / 46°F
| 84% |
1009 mb
|
94%
|
0.01 In
|
|
| 04:00 |
W
|
17 / 28 mph
|
49 / 43°F
| 70% |
1008 mb
|
100%
|
0.01 In
|
|
| 07:00 |
W
|
18 / 29 mph
|
49 / 42°F
| 69% |
1008 mb
|
90%
|
0.01 In
|
|
| 10:00 |
W
|
21 / 28 mph
|
52 / 46°F
| 70% |
1008 mb
|
100%
|
0.02 In
|
|
| 13:00 |
W
|
23 / 30 mph
|
55 / 49°F
| 70% |
1008 mb
|
61%
|
0.03 In
|
|
| 16:00 |
WSW
|
20 / 25 mph
|
55 / 50°F
| 69% |
1010 mb
|
100%
|
0.03 In
|
|
| 19:00 |
WSW
|
16 / 19 mph
|
53 / 48°F
| 64% |
1011 mb
|
97%
|
0.00 In
|
|
| 22:00 |
W
|
13 / 16 mph
|
51 / 46°F
| 62% |
1012 mb
|
96%
|
0.01 In
|
|
Fri 20 Sep | 01:00 |
W
|
14 / 18 mph
|
50 / 45°F
| 67% |
1010 mb
|
91%
|
0.01 In
|
|
| 04:00 |
WNW
|
15 / 25 mph
|
49 / 43°F
| 75% |
1009 mb
|
100%
|
0.01 In
|
|
| 07:00 |
WNW
|
16 / 29 mph
|
49 / 43°F
| 73% |
1007 mb
|
100%
|
0.01 In
|
|
| 10:00 |
W
|
19 / 26 mph
|
53 / 47°F
| 83% |
1007 mb
|
40%
|
0.03 In
|
|
| 13:00 |
WNW
|
20 / 26 mph
|
56 / 50°F
| 74% |
1005 mb
|
24%
|
0.04 In
|
|
| 16:00 |
WNW
|
21 / 25 mph
|
56 / 51°F
| 70% |
1004 mb
|
100%
|
0.02 In
|
|
| 19:00 |
W
|
20 / 26 mph
|
54 / 48°F
| 81% |
1005 mb
|
67%
|
0.04 In
|
|
| 22:00 |
W
|
18 / 28 mph
|
52 / 46°F
| 78% |
1007 mb
|
53%
|
0.02 In
|
|
Sat 21 Sep | 01:00 |
W
|
17 / 26 mph
|
52 / 47°F
| 75% |
1007 mb
|
64%
|
0.01 In
|
|
| 04:00 |
WNW
|
18 / 29 mph
|
51 / 45°F
| 83% |
1006 mb
|
65%
|
0.02 In
|
|
| 07:00 |
W
|
18 / 30 mph
|
51 / 45°F
| 79% |
1006 mb
|
64%
|
0.02 In
|
|
| 10:00 |
WNW
|
17 / 27 mph
|
54 / 49°F
| 70% |
1007 mb
|
36%
|
0.01 In
|
|
| 13:00 |
WNW
|
18 / 24 mph
|
56 / 51°F
| 75% |
1006 mb
|
57%
|
0.03 In
|
|
| 16:00 |
WNW
|
20 / 26 mph
|
56 / 51°F
| 73% |
1005 mb
|
90%
|
0.03 In
|
|
| 19:00 |
WNW
|
20 / 27 mph
|
54 / 49°F
| 88% |
1005 mb
|
78%
|
0.03 In
|
|
| 22:00 |
WNW
|
20 / 29 mph
|
53 / 47°F
| 90% |
1005 mb
|
67%
|
0.04 In
|
|
Sun 22 Sep | 01:00 |
W
|
19 / 38 mph
|
48 / 41°F
| 84% |
1005 mb
|
42%
|
0.05 In
|
|
| 04:00 |
W
|
22 / 45 mph
|
47 / 39°F
| 68% |
1005 mb
|
100%
|
0.01 In
|
|
| 07:00 |
WSW
|
23 / 41 mph
|
47 / 38°F
| 80% |
1007 mb
|
100%
|
0.07 In
|
|
| 10:00 |
WSW
|
21 / 34 mph
|
50 / 44°F
| 50% |
1010 mb
|
100%
|
0.03 In
|
|
| 13:00 |
WSW
|
18 / 21 mph
|
53 / 48°F
| 60% |
1011 mb
|
93%
|
0.01 In
|
|
| 16:00 |
WSW
|
17 / 20 mph
|
54 / 49°F
| 56% |
1012 mb
|
24%
|
0.00 In
|
|
| 19:00 |
WSW
|
13 / 18 mph
|
52 / 47°F
| 63% |
1014 mb
|
48%
|
0.00 In
|
|
| 22:00 |
W
|
9 / 15 mph
|
49 / 45°F
| 69% |
1015 mb
|
38%
|
0.00 In
|
|
Mon 23 Sep | 01:00 |
W
|
8 / 13 mph
|
50 / 47°F
| 71% |
1015 mb
|
66%
|
0.00 In
|
|
| 04:00 |
NW
|
8 / 12 mph
|
50 / 47°F
| 71% |
1014 mb
|
21%
|
0.00 In
|
|
| 07:00 |
NNW
|
9 / 14 mph
|
48 / 44°F
| 78% |
1015 mb
|
95%
|
0.00 In
|
|
| 10:00 |
NW
|
11 / 15 mph
|
55 / 50°F
| 63% |
1015 mb
|
46%
|
0.00 In
|
|
| 13:00 |
NNW
|
11 / 15 mph
|
58 / 55°F
| 63% |
1013 mb
|
100%
|
0.00 In
|
|
| 16:00 |
NW
|
10 / 14 mph
|
57 / 54°F
| 76% |
1012 mb
|
100%
|
0.01 In
|
|
| 19:00 |
NNW
|
7 / 12 mph
|
56 / 53°F
| 83% |
1012 mb
|
57%
|
0.02 In
|
|
| 22:00 |
N
|
6 / 13 mph
|
52 / 49°F
| 91% |
1011 mb
|
9%
|
0.00 In
|
|
Tue 24 Sep | 04:00 |
NE
|
6 / 13 mph
|
47 / 44°F
| 91% |
1018 mb
|
10%
|
0.00 In
|
|
| 10:00 |
NW
|
12 / 25 mph
|
59 / 59°F
| 58% |
1007 mb
|
9%
|
0.00 In
|
|
| 16:00 |
NNE
|
17 / 36 mph
|
72 / 75°F
| 41% |
992 mb
|
45%
|
0.00 In
|
|
| 22:00 |
W
|
14 / 30 mph
|
49 / 43°F
| 90% |
1008 mb
|
100%
|
0.00 In
|
|
Wed 25 Sep | 04:00 |
WSW
|
8 / 17 mph
|
43 / 38°F
| 85% |
1012 mb
|
72%
|
0.00 In
|
|
| 10:00 |
SSW
|
13 / 27 mph
|
48 / 43°F
| 45% |
1026 mb
|
48%
|
0.00 In
|
|
| 16:00 |
SSW
|
11 / 23 mph
|
49 / 44°F
| 79% |
1014 mb
|
100%
|
0.00 In
|
|
| 22:00 |
WSW
|
2 / 5 mph
|
42 / 42°F
| 65% |
1031 mb
|
75%
|
0.00 In
|
|
Thu 26 Sep | 04:00 |
SSW
|
11 / 22 mph
|
44 / 38°F
| 85% |
1020 mb
|
58%
|
0.15 In
|
|
| 10:00 |
NW
|
9 / 20 mph
|
49 / 45°F
| 55% |
1031 mb
|
97%
|
0.00 In
|
|
| 16:00 |
SW
|
9 / 20 mph
|
47 / 42°F
| 45% |
1026 mb
|
44%
|
0.08 In
|
|
| 22:00 |
WNW
|
9 / 19 mph
|
46 / 42°F
| 75% |
1028 mb
|
69%
|
0.00 In
|
|
Fri 27 Sep | 04:00 |
NW
|
8 / 16 mph
|
46 / 42°F
| 81% |
1027 mb
|
100%
|
0.00 In
|
|
| 10:00 |
W
|
13 / 27 mph
|
55 / 51°F
| 86% |
1026 mb
|
100%
|
0.02 In
|
|
| 16:00 |
WSW
|
8 / 16 mph
|
52 / 49°F
| 92% |
1027 mb
|
100%
|
0.06 In
|
|
| 22:00 |
S
|
4 / 8 mph
|
53 / 52°F
| 94% |
1025 mb
|
67%
|
0.13 In
|
|
Sat 28 Sep | 04:00 |
WNW
|
7 / 15 mph
|
49 / 46°F
| 90% |
1026 mb
|
54%
|
0.02 In
|
|
| 10:00 |
ESE
|
6 / 13 mph
|
57 / 56°F
| 61% |
1024 mb
|
51%
|
0.00 In
|
|
| 16:00 |
W
|
9 / 19 mph
|
58 / 56°F
| 64% |
1024 mb
|
12%
|
0.01 In
|
|
| 22:00 |
ESE
|
6 / 14 mph
|
47 / 44°F
| 84% |
1021 mb
|
14%
|
0.00 In
|
|
Sun 29 Sep | 04:00 |
NNE
|
6 / 13 mph
|
46 / 43°F
| 93% |
1022 mb
|
2%
|
0.00 In
|
|
| 10:00 |
E
|
8 / 16 mph
|
57 / 55°F
| 62% |
1017 mb
|
7%
|
0.00 In
|
|
| 16:00 |
WNW
|
2 / 5 mph
|
68 / 68°F
| 44% |
1017 mb
|
14%
|
0.00 In
|
|
| 22:00 |
ENE
|
7 / 15 mph
|
55 / 53°F
| 88% |
1012 mb
|
8%
|
0.00 In
|
|
Mon 30 Sep | 04:00 |
NNE
|
12 / 25 mph
|
57 / 54°F
| 53% |
1016 mb
|
1%
|
0.00 In
|
|
| 10:00 |
N
|
13 / 27 mph
|
63 / 63°F
| 58% |
1009 mb
|
49%
|
0.00 In
|
|
| 16:00 |
NNW
|
8 / 16 mph
|
75 / 76°F
| 33% |
1013 mb
|
44%
|
0.00 In
|
|
| 22:00 |
NNE
|
4 / 9 mph
|
56 / 56°F
| 98% |
1007 mb
|
56%
|
0.12 In
|
|
Tue 01 Oct | 04:00 |
SW
|
7 / 15 mph
|
58 / 57°F
| 68% |
1013 mb
|
28%
|
0.00 In
|
|
| 10:00 |
WNW
|
12 / 25 mph
|
53 / 50°F
| 87% |
1007 mb
|
100%
|
0.01 In
|
|
| 16:00 |
S
|
6 / 13 mph
|
60 / 60°F
| 69% |
1017 mb
|
5%
|
0.00 In
|
|
| 22:00 |
W
|
11 / 23 mph
|
52 / 49°F
| 77% |
1013 mb
|
34%
|
0.30 In
|
|
Wed 02 Oct | 04:00 |
NNW
|
4 / 8 mph
|
50 / 49°F
| 94% |
1016 mb
|
40%
|
0.00 In
|
|
| 10:00 |
NW
|
10 / 21 mph
|
55 / 52°F
| 79% |
1015 mb
|
48%
|
0.03 In
|
|
| 16:00 |
SW
|
4 / 9 mph
|
64 / 65°F
| 56% |
1012 mb
|
15%
|
0.00 In
|
|
| 22:00 |
S
|
13 / 28 mph
|
51 / 46°F
| 96% |
1013 mb
|
100%
|
0.09 In
|
|