Weather in Sleepy Hollow, Illinois
Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →
Sleepy Hollow, IL
Sunday, May 17 at 1:47 AM
74
°
Mostly Clear
Feels like
77°
Humidity
70%
Wind
5 mph
Sunrise
5:31 AM
Sunset
8:08 PM
Sleepy Hollow, IL
Hour by hour · 24h
62°
8p
58°
9p
56°
10p
56°
11p
56°
12a
53°
1a
53°
12%
2a
53°
18%
3a
52°
4a
53°
5a
54°
6a
56°
7a
58°
8a
59°
9a
61°
10a
64°
11a
67°
12p
69°
1p
71°
2p
73°
3p
74°
4p
75°
5p
75°
6p
73°
7p
Sleepy Hollow, IL
7-day forecast
- TodayMay 16Heavy Drizzle49%84°62°
- SundayMay 17Rain22%86°64°
- MondayMay 18Thunderstorm71%83°70°
- TuesdayMay 19Showers59%73°54°
- WednesdayMay 20Overcast14%59°42°
- ThursdayMay 21Overcast—62°41°
- FridayMay 22Overcast—63°48°
Sleepy Hollow, IL
Next 24 hours · Cool now
Sleepy Hollow, IL
Anemometer · 24h winds · from true
From · True
SW
216° · backing 83°
Direction
SW
216°
Sustained
5
mph
Gust
9
mph
Peak 24h
20
avg 8
Beaufort · 2 · LIGHT 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
Sleepy Hollow, IL
Air quality
69
AQI
Moderate
- PM 2.5
- 4.2 μg/m³
- PM 10
- 5.2 μg/m³
- NO₂
- 6.0 μg/m³
- Ozone
- 96.0 μg/m³
- UV Index
- 0.0 Low
Sleepy Hollow, IL
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:00 AM
Sunrise
5:31 AM
Daylight
14h 37m
Sunset
8:08 PM
Civil dusk
1:41 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Sleepy Hollow, IL
The moon
New Moon
0% illuminated
- Moonrise
- 10:34 AM
- Moonset
- 1:40 AM
- In sign
- ♉︎ Taurus
Sleepy Hollow, IL
Microseason · 28 of 72
May 16–20
Roses open along the stoops
plant
Sleepy Hollow at a glance
- Today vs. normal: 4°F above the seasonal normal for this latitude
- Last frost: April 29 (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).