Weather in Rock Falls, Iowa
Roses Bloom Along the Shelter Rows. Day 59 of spring. Read this microseason across nine climate regions →
Rock Falls, IA
Sunday, May 17 at 1:03 AM
71
°
Clear
Feels like
66°
Humidity
31%
Wind
6 mph
Sunrise
5:47 AM
Sunset
8:30 PM
Rock Falls, IA
Hour by hour · 24h
68°
45%
8p
63°
17%
9p
62°
12%
10p
61°
11p
60°
12a
61°
1a
60°
2a
58°
3a
58°
4a
55°
5a
54°
6a
56°
7a
61°
8a
66°
9a
71°
10a
75°
11a
80°
12p
83°
1p
87°
2p
87°
3p
88°
4p
89°
5p
90°
6p
87°
7p
Rock Falls, IA
7-day forecast
- TodayMay 16Light Drizzle37%77°56°
- SundayMay 17Rain29%73°62°
- MondayMay 18Showers97%70°62°
- TuesdayMay 19Showers97%63°46°
- WednesdayMay 20Overcast—59°45°
- ThursdayMay 21Light Drizzle—63°43°
- FridayMay 22Drizzle—54°50°
Rock Falls, IA
Next 24 hours · Mild now
Rock Falls, IA
Anemometer · 24h winds · from true
From · True
NE
036° · veering 171°
Direction
NE
036°
Sustained
6
mph
Gust
9
mph
Peak 24h
24
avg 5
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
Rock Falls, IA
Air quality
62
AQI
Moderate
- PM 2.5
- 5.5 μg/m³
- PM 10
- 7.3 μg/m³
- NO₂
- 3.2 μg/m³
- Ozone
- 95.0 μg/m³
- UV Index
- 0.1 Low
Rock Falls, IA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:16 AM
Sunrise
5:47 AM
Daylight
14h 43m
Sunset
8:30 PM
Civil dusk
2:04 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Rock Falls, IA
The moon
New Moon
0% illuminated
- Moonrise
- 10:49 AM
- Moonset
- 2:05 AM
- In sign
- ♉︎ Taurus
Rock Falls, IA
Microseason · 28 of 72
May 16–20
Roses Bloom Along the Shelter Rows
plant
Rock Falls at a glance
- Today vs. normal: 3°F above the seasonal normal for this latitude
- Last frost: May 5 (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
Cool-season window is open
As of May 17, the cool-season window is open or about to open. Direct-sow peas, lettuce, spinach, radishes, and brassicas now. Hold off on warm-season crops until 1–2 weeks after the last spring frost (around May).