Weather StoryAlmanac, microseasons, and the day's weather story.

Weather in Avon, Illinois

Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →

Avon, IL
Sunday, May 17 at 1:31 AM
71
°
Overcast
Feels like
72°
Humidity
68%
Wind
7 mph
Sunrise
5:43 AM
Sunset
8:12 PM
Avon, IL
Hour by hour · 24h
68°
8p
64°
9p
63°
10p
63°
11p
63°
12a
62°
1a
61°
10%
2a
62°
20%
3a
56°
62%
4a
54°
56%
5a
55°
31%
6a
54°
16%
7a
55°
8a
58°
9a
61°
10a
65°
11a
69°
12p
72°
1p
74°
2p
77°
3p
78°
4p
78°
5p
78°
6p
78°
7p
L 54°H 78°
Avon, IL
7-day forecast
  1. Today
    May 16
    Light Drizzle
    35%
    80°64°
  2. Sunday
    May 17
    Rain
    41%
    87°64°
  3. Monday
    May 18
    Thunderstorm
    84%
    82°65°
  4. Tuesday
    May 19
    Showers
    57%
    71°55°
  5. Wednesday
    May 20
    Overcast
    10%
    63°45°
  6. Thursday
    May 21
    Overcast
    64°45°
  7. Friday
    May 22
    Overcast
    11%
    63°53°
Avon, IL
Anemometer · 24h winds · from true
NESW
From · True
SE
130° · backing 13°
Direction
SE
130°
Sustained
7
mph
Gust
12
mph
Peak 24h
26
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
avg 10 · pk 26 @ 2:00p
−24h−18h−12h−6hnow
Light breeze backing 13° from the se.
Avon, IL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
987.9
-1.7 mb in 3h · falling · 29.17 inHg
Now
987.9
mb
3h
-1.7
mb
12h
-1.3
mb
24h
+3.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 984990
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Avon, IL
Air quality
44
AQI
Good
PM 2.5
6.4 μg/m³
PM 10
7.8 μg/m³
NO₂
6.6 μg/m³
Ozone
68.0 μg/m³
UV Index
0.0 Low
Avon, IL
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:14 AM
Sunrise
5:43 AM
Daylight
14h 29m
Sunset
8:12 PM
Civil dusk
1:44 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Avon, IL
The moon
New Moon
0% illuminated
Moonrise
10:49 AM
Moonset
1:43 AM
In sign
♉︎ Taurus
Avon, IL
Microseason · 28 of 72
May 16–20

Roses open on the Piedmont edge

insect
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Avon at a glance

  • Today vs. normal: 71°F — typical for the season
  • Last frost: April 20 (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.

ZIP codes in Avon

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.