Portland, ME 14-Day Forecast
Maine, United States 🇺🇸
64°
Sunny right now
Today: high 64°, low 49°
Updated 6 hours ago
Portland weather for the next 14 days
Tuesday, October 6
Sunny High 56° Low 44°Precipitation
3%
· 0.0 in
Max wind
20 mph
Humidity
54%
UV index
4 - Moderate
Sunrise / sunset
06:44 AM / 06:13 PM
Wednesday, October 7
Sunny High 60° Low 44°Precipitation
6%
· 0.0 in
Max wind
20 mph
Humidity
59%
UV index
4 - Moderate
Sunrise / sunset
06:45 AM / 06:11 PM
Thursday, October 8
Sunny High 67° Low 56°Precipitation
57%
· 0.06 in
Max wind
19 mph
Humidity
73%
UV index
4 - Moderate
Sunrise / sunset
06:46 AM / 06:10 PM
Friday, October 9
Sunny High 62° Low 53°Precipitation
4%
· 0.0 in
Max wind
15 mph
Humidity
57%
UV index
5 - Moderate
Sunrise / sunset
06:48 AM / 06:08 PM
Saturday, October 10
Sunny High 56° Low 47°Precipitation
36%
· 0.02 in
Max wind
15 mph
Humidity
59%
UV index
4 - Moderate
Sunrise / sunset
06:49 AM / 06:06 PM
Sunday, October 11
Sunny High 62° Low 47°Precipitation
7%
· 0.0 in
Max wind
19 mph
Humidity
65%
UV index
4 - Moderate
Sunrise / sunset
06:50 AM / 06:04 PM
Monday, October 12
Sunny High 69° Low 56°Precipitation
11%
· 0.0 in
Max wind
19 mph
Humidity
76%
UV index
6 - High
Sunrise / sunset
06:51 AM / 06:03 PM
Tuesday, October 13
Patchy rain nearby High 55° Low 48°Precipitation
64%
· 0.04 in
Max wind
18 mph
Humidity
75%
UV index
2 - Low
Sunrise / sunset
06:52 AM / 06:01 PM
Wednesday, October 14
Light drizzle High 63° Low 51°Precipitation
85%
· 0.12 in
Max wind
21 mph
Humidity
90%
UV index
4 - Moderate
Sunrise / sunset
06:54 AM / 05:59 PM
Thursday, October 15
Sunny High 63° Low 41°Precipitation
5%
· 0.0 in
Max wind
20 mph
Humidity
55%
UV index
3 - Moderate
Sunrise / sunset
06:55 AM / 05:58 PM
Friday, October 16
Sunny High 51° Low 37°Precipitation
3%
· 0.0 in
Max wind
11 mph
Humidity
51%
UV index
4 - Moderate
Sunrise / sunset
06:56 AM / 05:56 PM
Saturday, October 17
Overcast High 57° Low 44°Precipitation
8%
· 0.0 in
Max wind
14 mph
Humidity
56%
UV index
4 - Moderate
Sunrise / sunset
06:57 AM / 05:54 PM
Sunday, October 18
Overcast High 53° Low 48°Precipitation
89%
· 0.98 in
Max wind
28 mph
Humidity
81%
UV index
3 - Moderate
Sunrise / sunset
06:59 AM / 05:53 PM
Portland 14-day outlook: the story
The warmest day of Portland's 14-day outlook is Monday, October 12 with a high near 69°F (20°C); the coolest night comes Friday, October 16, dipping to 37°F (3°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 61°F (16°C), right in line with the typical October high of 60°F (15°C).
Precipitation is most likely on Thursday 8, Tuesday 13, Wednesday 14, Sunday 18; the wettest day looks like Sunday, October 18 with about 0.98 in (24.9 mm) expected. For the weekend, expect Saturday 56°F (13°C) and sunny / Sunday 62°F (17°C) and sunny.
For typical conditions month by month, see the Portland climate & average temperatures guide.
Portland forecast questions
Will it rain in Portland this week?
The forecast currently shows meaningful precipitation chances on 4 of the next 14 days, peaking around Sunday, October 18.
What will be the warmest day in Portland over the next 14 days?
Monday, October 12, with a forecast high near 69°F (20°C).
How accurate is a 14-day forecast for Portland?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Portland by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Daylight | Wet-day chance | Humidity |
|---|---|---|---|---|---|---|---|---|
| January | 33° | 19° | 10 | 4.1 in | 5.9 h/day | 9.3 h | 32% | 68% |
| February | 35° | 18° | 9 | 3.2 in | 6.9 h/day | 10.4 h | 33% | 69% |
| March | 42° | 26° | 11 | 3.8 in | 8.0 h/day | 11.8 h | 35% | 67% |
| April | 51° | 36° | 11 | 4.5 in | 8.2 h/day | 13.4 h | 38% | 70% |
| May | 63° | 47° | 9 | 2.7 in | 10.1 h/day | 14.7 h | 28% | 72% |
| June | 72° | 57° | 11 | 3.8 in | 11.1 h/day | 15.4 h | 37% | 76% |
| July | 78° | 64° | 10 | 3.8 in | 11.3 h/day | 15.1 h | 33% | 77% |
| August | 77° | 63° | 11 | 3.6 in | 10.8 h/day | 14.0 h | 35% | 78% |
| September | 71° | 57° | 8 | 3.4 in | 9.4 h/day | 12.4 h | 28% | 78% |
| October | 60° | 47° | 9 | 4.5 in | 7.1 h/day | 10.9 h | 30% | 77% |
| November | 47° | 35° | 9 | 3.8 in | 6.5 h/day | 9.6 h | 30% | 71% |
| December | 38° | 26° | 11 | 5.0 in | 5.7 h/day | 8.9 h | 35% | 72% |
14-day forecasts nearby