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

Weather in Plum Valley, Illinois

Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →

Plum Valley, IL
Sunday, May 17 at 3:57 AM
68
°
Partly Cloudy
Feels like
67°
Humidity
74%
Wind
10 mph
Sunrise
5:29 AM
Sunset
8:03 PM
Plum Valley, IL
Hour by hour · 24h
53°
10p
54°
11p
52°
12a
52°
1a
50°
2a
52°
3a
53°
15%
4a
52°
5a
53°
6a
56°
14%
7a
59°
11%
8a
58°
9a
59°
10a
60°
11a
61°
12p
63°
1p
67°
2p
70°
3p
72°
4p
73°
5p
72°
6p
70°
7p
67°
8p
66°
9p
L 50°H 73°
Plum Valley, IL
7-day forecast
  1. Today
    May 16
    Light Rain
    40%
    81°63°
  2. Sunday
    May 17
    Overcast
    12%
    86°62°
  3. Monday
    May 18
    Rain
    79%
    82°68°
  4. Tuesday
    May 19
    Light Showers
    73%
    80°58°
  5. Wednesday
    May 20
    Overcast
    36%
    58°45°
  6. Thursday
    May 21
    Overcast
    63°45°
  7. Friday
    May 22
    Light Drizzle
    14%
    56°50°
Plum Valley, IL
Anemometer · 24h winds · from true
NESW
From · True
S
189° · backing 9°
Direction
S
189°
Sustained
10
mph
Gust
17
mph
Peak 24h
20
avg 10
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
avg 10 · pk 20 @ 8:00a
−24h−18h−12h−6hnow
Light breeze backing 9° from the s.
Plum Valley, IL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
987.6
+0.6 mb in 3h · rising · 29.16 inHg
Now
987.6
mb
3h
+0.6
mb
12h
+0.9
mb
24h
+4.0
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 982988
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Plum Valley, IL
Air quality
57
AQI
Moderate
PM 2.5
6.0 μg/m³
PM 10
7.3 μg/m³
NO₂
11.7 μg/m³
Ozone
84.0 μg/m³
UV Index
0.0 Low
Plum Valley, IL
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:59 AM
Sunrise
5:29 AM
Daylight
14h 34m
Sunset
8:03 PM
Civil dusk
1:35 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Plum Valley, IL
The moon
New Moon
0% illuminated
Moonrise
10:34 AM
Moonset
1:34 AM
In sign
♊︎ Gemini
Plum Valley, IL
Microseason · 28 of 72
May 16–20

Roses open along the stoops

plant
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Plum Valley at a glance

  • Today vs. normal: 68°F — typical for the season
  • Last frost: April 25 (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 Plum Valley

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.