This page presents a long range weather forecast for Maine in May as well as other months. You can quickly get a brief overview of the weather to expect in May on a daily basis.
The Maine extended forecast data provided is based on the average values of previous years.
Long range weather forecast
Select a month and click on a day for more information:
Wednesday
May 1
21° / 10°
Thursday
May 2
19° / 10°
Friday
May 3
19° / 9°
Saturday
May 4
16° / 10°
Sunday
May 5
18° / 7°
Monday
May 6
22° / 10°
Tuesday
May 7
23° / 10°
Wednesday
May 8
21° / 11°
Thursday
May 9
16° / 9°
Friday
May 10
17° / 8°
Saturday
May 11
22° / 8°
Sunday
May 12
25° / 13°
Monday
May 13
16° / 14°
Tuesday
May 14
20° / 14°
Wednesday
May 15
27° / 13°
Thursday
May 16
29° / 16°
Friday
May 17
23° / 14°
Saturday
May 18
16° / 9°
Sunday
May 19
23° / 12°
Monday
May 20
21° / 11°
Tuesday
May 21
20° / 11°
Wednesday
May 22
23° / 13°
Thursday
May 23
22° / 13°
Friday
May 24
23° / 16°
Saturday
May 25
20° / 15°
Sunday
May 26
22° / 13°
Monday
May 27
25° / 13°
Tuesday
May 28
23° / 13°
Wednesday
May 29
24° / 14°
Thursday
May 30
24° / 15°
Friday
May 31
23° / 13°
Maine 30 days weather forecast
Check out our estimated 30 days weather forecast for Maine, this data is based on the average weather in Maine in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Maine next to the desired date.