Weather in Janesville, Iowa
Roses Bloom Along the Shelter Rows. Day 59 of spring. Read this microseason across nine climate regions →
Janesville, IA
Sunday, May 17 at 1:06 AM
74
°
Overcast
Feels like
74°
Humidity
57%
Wind
6 mph
Sunrise
5:46 AM
Sunset
8:26 PM
Janesville, IA
Hour by hour · 24h
72°
13%
8p
70°
12%
9p
66°
10p
67°
11p
66°
12a
65°
1a
63°
2a
61°
3a
61°
4a
58°
5a
57°
6a
59°
7a
63°
8a
67°
9a
71°
10a
74°
11a
78°
12p
82°
1p
84°
2p
86°
3p
87°
4p
88°
5p
86°
6p
85°
7p
Janesville, IA
7-day forecast
- TodayMay 16Light Rain80%80°60°
- SundayMay 17Light Rain46%81°62°
- MondayMay 18Thunderstorm90%81°63°
- TuesdayMay 19Light Showers90%64°48°
- WednesdayMay 20Overcast—59°43°
- ThursdayMay 21Overcast—64°43°
- FridayMay 22Drizzle—64°52°
Janesville, IA
Next 24 hours · Mild now
Janesville, IA
Anemometer · 24h winds · from true
From · True
NE
042° · veering 177°
Direction
NE
042°
Sustained
6
mph
Gust
10
mph
Peak 24h
25
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
Janesville, IA
Air quality
58
AQI
Moderate
- PM 2.5
- 4.1 μg/m³
- PM 10
- 5.1 μg/m³
- NO₂
- 3.8 μg/m³
- Ozone
- 90.0 μg/m³
- UV Index
- 0.1 Low
Janesville, IA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:15 AM
Sunrise
5:46 AM
Daylight
14h 40m
Sunset
8:26 PM
Civil dusk
1:59 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Janesville, IA
The moon
New Moon
0% illuminated
- Moonrise
- 10:49 AM
- Moonset
- 2:00 AM
- In sign
- ♉︎ Taurus
Janesville, IA
Microseason · 28 of 72
May 16–20
Roses Bloom Along the Shelter Rows
plant
Janesville at a glance
- Today vs. normal: 5°F above the seasonal normal for this latitude
- Last frost: May 2 (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).