Weather in Monticello, Illinois
Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →
Monticello, IL
Sunday, May 17 at 2:45 AM
65
°
Clear
Feels like
66°
Humidity
91%
Wind
6 mph
Sunrise
5:37 AM
Sunset
8:03 PM
Monticello, IL
Hour by hour · 24h
58°
9p
56°
10p
54°
11p
54°
12a
54°
1a
54°
2a
54°
3a
54°
4a
54°
5a
53°
66%
6a
51°
92%
7a
52°
69%
8a
53°
39%
9a
56°
13%
10a
57°
11a
61°
12p
66°
1p
70°
2p
72°
3p
73°
4p
74°
5p
74°
6p
73°
7p
70°
8p
Monticello, IL
7-day forecast
- TodayMay 16Showers49%73°64°
- SundayMay 17Overcast13%83°63°
- MondayMay 18Heavy Rain68%80°67°
- TuesdayMay 19Light Showers76%80°60°
- WednesdayMay 20Overcast72%67°51°
- ThursdayMay 21Overcast—66°46°
- FridayMay 22Drizzle13%59°53°
Monticello, IL
Next 24 hours · Cool now
Monticello, IL
Anemometer · 24h winds · from true
From · True
S
173° · backing 11°
Direction
S
173°
Sustained
6
mph
Gust
15
mph
Peak 24h
30
avg 10
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
Monticello, IL
Air quality
46
AQI
Good
- PM 2.5
- 6.2 μg/m³
- PM 10
- 7.0 μg/m³
- NO₂
- 5.5 μg/m³
- Ozone
- 77.0 μg/m³
- UV Index
- 0.0 Low
Monticello, IL
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:08 AM
Sunrise
5:37 AM
Daylight
14h 26m
Sunset
8:03 PM
Civil dusk
1:35 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Monticello, IL
The moon
New Moon
0% illuminated
- Moonrise
- 10:43 AM
- Moonset
- 1:33 AM
- In sign
- ♊︎ Gemini
Monticello, IL
Microseason · 28 of 72
May 16–20
Roses open on the Piedmont edge
insect
Monticello at a glance
- Today vs. normal: 7°F below the seasonal normal for this latitude
- Last frost: April 16 (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
Warm-season window is open
As of May 17, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.