Weather in Vandalia, Illinois
Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →
Vandalia, IL
Sunday, May 17 at 5:08 AM
63
°
Clear
Feels like
64°
Humidity
90%
Wind
5 mph
Sunrise
5:41 AM
Sunset
8:04 PM
Vandalia, IL
Hour by hour · 24h
55°
12a
55°
1a
55°
2a
55°
3a
54°
4a
55°
5a
55°
28%
6a
56°
30%
7a
55°
35%
8a
58°
29%
9a
60°
11%
10a
63°
11a
69°
12p
73°
1p
77°
2p
80°
3p
81°
4p
80°
5p
79°
6p
77°
7p
74°
8p
73°
9p
71°
10p
70°
11p
Vandalia, IL
7-day forecast
- TodayMay 17Overcast—85°63°
- MondayMay 18Rain55%80°68°
- TuesdayMay 19Showers84%81°60°
- WednesdayMay 20Overcast75%66°53°
- ThursdayMay 21Light Drizzle10%66°51°
- FridayMay 22Drizzle18%63°53°
- SaturdayMay 23Light Showers17%78°59°
Vandalia, IL
Next 24 hours · Cool now
Vandalia, IL
Anemometer · 24h winds · from true
From · True
SSE
147° · backing 51°
Direction
SSE
147°
Sustained
5
mph
Gust
13
mph
Peak 24h
22
avg 6
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
Vandalia, IL
Air quality
37
AQI
Good
- PM 2.5
- 4.5 μg/m³
- PM 10
- 5.1 μg/m³
- NO₂
- 5.0 μg/m³
- Ozone
- 89.0 μg/m³
- UV Index
- 0.0 Low
Vandalia, IL
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:14 AM
Sunrise
5:41 AM
Daylight
14h 23m
Sunset
8:04 PM
Civil dusk
1:34 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Vandalia, IL
The moon
New Moon
0% illuminated
- Moonrise
- 10:49 AM
- Moonset
- 1:31 AM
- In sign
- ♊︎ Gemini
Vandalia, IL
Microseason · 28 of 72
May 16–20
Roses open on the Piedmont edge
insect
Vandalia at a glance
- Today vs. normal: 10°F below the seasonal normal for this latitude
- Last frost: April 10 (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.