Weather in Grand Isle, Maine
Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →
Grand Isle, ME
Sunday, May 17 at 4:07 AM
65
°
Overcast
Feels like
58°
Humidity
35%
Wind
11 mph
Sunrise
4:53 AM
Sunset
8:04 PM
Grand Isle, ME
Hour by hour · 24h
49°
12a
48°
1a
48°
2a
48°
3a
47°
4a
46°
5a
47°
6a
50°
7a
53°
8a
57°
9a
62°
10a
65°
11a
66°
12p
66°
1p
67°
2p
67°
3p
67°
4p
67°
5p
67°
6p
65°
7p
61°
8p
58°
9p
56°
10p
54°
11p
Grand Isle, ME
7-day forecast
- TodayMay 17Light Drizzle13%65°44°
- MondayMay 18Overcast31%60°34°
- TuesdayMay 19Showers55%75°51°
- WednesdayMay 20Light Showers40%75°43°
- ThursdayMay 21Partly Cloudy14%51°36°
- FridayMay 22Overcast—57°31°
- SaturdayMay 23Overcast—64°35°
Grand Isle, ME
Next 24 hours · Cold now
Grand Isle, ME
Anemometer · 24h winds · from true
From · True
WSW
242° · veering 54°
Direction
WSW
242°
Sustained
11
mph
Gust
38
mph
Peak 24h
38
avg 8
Beaufort · 3 · GENTLE BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
−24h−18h−12h−6hnow
Grand Isle, ME
Air quality
45
AQI
Good
- PM 2.5
- 6.8 μg/m³
- PM 10
- 7.3 μg/m³
- NO₂
- 1.0 μg/m³
- Ozone
- 94.0 μg/m³
- UV Index
- 0.0 Low
Grand Isle, ME
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
8:20 AM
Sunrise
4:53 AM
Daylight
15h 11m
Sunset
8:04 PM
Civil dusk
12:40 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Grand Isle, ME
The moon
New Moon
0% illuminated
- Moonrise
- 8:47 AM
- Moonset
- 12:38 AM
- In sign
- ♊︎ Gemini
Grand Isle, ME
Microseason · 28 of 72
May 16–20
Roses open along the stoops
plant
Grand Isle at a glance
- Today vs. normal: 65°F — typical for the season
- Last frost: May 30 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Cool-season window is open
As of May 17, the cool-season window is open or about to open. Direct-sow peas, lettuce, spinach, radishes, and brassicas now. Hold off on warm-season crops until 1–2 weeks after the last spring frost (around May).