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

Weather in Polo, Illinois

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

Polo, IL
Sunday, May 17 at 2:50 AM
73
°
Overcast
Feels like
76°
Humidity
70%
Wind
3 mph
Sunrise
5:36 AM
Sunset
8:12 PM
Polo, IL
Hour by hour · 24h
64°
9p
62°
10p
62°
11p
60°
17%
12a
59°
25%
1a
57°
2a
56°
3a
58°
13%
4a
57°
5a
57°
6a
57°
7a
59°
8a
61°
9a
64°
10a
67°
11a
71°
12p
74°
1p
77°
2p
79°
3p
80°
4p
80°
5p
80°
6p
79°
7p
75°
8p
L 56°H 80°
Polo, IL
7-day forecast
  1. Today
    May 16
    Heavy Rain
    69%
    84°62°
  2. Sunday
    May 17
    Light Rain
    48%
    86°65°
  3. Monday
    May 18
    Showers
    85%
    80°67°
  4. Tuesday
    May 19
    Showers
    68%
    72°51°
  5. Wednesday
    May 20
    Overcast
    60°43°
  6. Thursday
    May 21
    Overcast
    66°41°
  7. Friday
    May 22
    Overcast
    63°48°
Polo, IL
Anemometer · 24h winds · from true
NESW
From · True
SE
129° · backing 175°
Direction
SE
129°
Sustained
3
mph
Gust
11
mph
Peak 24h
23
avg 8
Beaufort · 1 · LIGHT AIR
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 8 · pk 23 @ 6:00a
−24h−18h−12h−6hnow
Light breeze backing 175° from the se.
Polo, IL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
979.7
-1.0 mb in 3h · steady · 28.93 inHg
Now
979.7
mb
3h
-1.0
mb
12h
-1.8
mb
24h
+1.1
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 977982
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Polo, IL
Air quality
51
AQI
Moderate
PM 2.5
3.2 μg/m³
PM 10
4.0 μg/m³
NO₂
6.4 μg/m³
Ozone
79.0 μg/m³
UV Index
0.0 Low
Polo, IL
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:06 AM
Sunrise
5:36 AM
Daylight
14h 36m
Sunset
8:12 PM
Civil dusk
1:45 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Polo, IL
The moon
New Moon
0% illuminated
Moonrise
10:40 AM
Moonset
1:45 AM
In sign
♊︎ Gemini
Polo, 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 →

Polo at a glance

  • Today vs. normal: 3°F above the seasonal normal for this latitude
  • Last frost: April 28 (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 Polo

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.