weathermetro
Cities / United States
/ Iowa
☁️ Castle Grove weather
Overcast. .
Feels like 27° Wind 17 km/h SW Humidity 75% Pressure 1014 hPa UV 2 Air Good ☀ 06:16 - 20:01
Right now it is 25° in Castle Grove with overcast skies and today's high is 28° with an overnight low of 18° . The sun rises at 06:16 and sets at 20:01, giving 13h 45m of daylight. Over the coming week highs range from 24° to 27° - a steady stretch with little day-to-day change.
Castle Grove is in Iowa, United States, sitting 276 m above sea level. Local time is America/Chicago (UTC−5), and every time on this page is shown in it.
Next 24 hours - temperature
18°
23°
28°
28°
19°
11:00 · 25.1° · 0 mm
12:00 · 26.1° · 0 mm
13:00 · 27.3° · 0 mm
14:00 · 27.6° · 0 mm
15:00 · 27.8° · 0 mm
16:00 · 27.9° · 0 mm
17:00 · 27.9° · 0 mm
18:00 · 26.8° · 0 mm
19:00 · 26° · 0 mm
20:00 · 24.4° · 0 mm
21:00 · 23.6° · 0 mm
22:00 · 23° · 0 mm
23:00 · 22.4° · 0 mm
00:00 · 22° · 0 mm
01:00 · 21.5° · 0 mm
02:00 · 20.9° · 0 mm
03:00 · 21.3° · 0 mm
04:00 · 19.6° · 0 mm
05:00 · 19.7° · 0 mm
06:00 · 19.1° · 0 mm
07:00 · 18.9° · 0 mm
08:00 · 20.4° · 0 mm
09:00 · 22.1° · 0 mm
10:00 · 24° · 0 mm
Precipitation
11:00 · 0 mm
11:00
12:00 · 0 mm
13:00 · 0 mm
14:00 · 0 mm
14:00
15:00 · 0 mm
16:00 · 0 mm
17:00 · 0 mm
17:00
18:00 · 0 mm
19:00 · 0 mm
20:00 · 0 mm
20:00
21:00 · 0 mm
22:00 · 0 mm
23:00 · 0 mm
23:00
00:00 · 0 mm
01:00 · 0 mm
02:00 · 0 mm
02:00
03:00 · 0 mm
04:00 · 0 mm
05:00 · 0 mm
05:00
06:00 · 0 mm
07:00 · 0 mm
08:00 · 0 mm
08:00
09:00 · 0 mm
10:00 · 0 mm
Hour by hour
TIME TEMP FEELS RAIN CONDITIONS
11:00
☁️
25.1°
25.7°
-
Overcast
12:00
☁️
26.1°
26.1°
-
Overcast
13:00
🌤️
27.3°
26.5°
-
Mostly clear
14:00
☀️
27.6°
26.5°
-
Clear sky
15:00
⛅
27.8°
27.5°
-
Partly cloudy
16:00
☀️
27.9°
28.1°
-
Clear sky
17:00
☁️
27.9°
28.2°
-
Overcast
18:00
⛅
26.8°
27.8°
-
Partly cloudy
19:00
⛅
26°
27.3°
-
Partly cloudy
20:00
⛅
24.4°
26.8°
-
Partly cloudy
21:00
☁️
23.6°
25.8°
-
Overcast
22:00
☁️
23°
25.1°
-
Overcast
🌤️
TodayAugust 18th
Avg 23° Low 18° at 04:00
High 28° at 16:00
Wind ~23 km/h
Clear
Cloudy
Clear
Partly Cloudy
Cloudy
00:00
18°
02:00
18°
04:00
18°
06:00
18°
08:00
20°
10:00
24°
12:00
26°
14:00
28°
16:00
28°
18:00
27°
20:00
24°
22:00
23°
☁️
WednesdayAugust 19th
Avg 23° Low 18° at 23:00
High 27° at 14:00
Wind ~18 km/h
Cloudy
Clear
Cloudy
Cloudy
00:00
22°
02:00
21°
04:00
20°
06:00
19°
08:00
20°
10:00
24°
12:00
27°
14:00
27°
16:00
27°
18:00
25°
20:00
21°
22:00
19°
☀️
ThursdayAugust 20th
Avg 21° Low 15° at 05:00
High 26° at 16:00
Feels 29° Wind ~13 km/h
Clear
Cloudy
00:00
18°
02:00
17°
04:00
15°
06:00
15°
08:00
19°
10:00
22°
12:00
25°
14:00
26°
16:00
26°
18:00
26°
20:00
22°
22:00
20°
🌦️
FridayAugust 21st
Avg 22° Low 17° at 06:00
High 27° at 17:00
1.4 mm rain Feels 29° Wind ~20 km/h
Cloudy
Clear
Rain
Clear
00:00
19°
02:00
18°
04:00
19°
06:00
17°
08:00
19°
10:00
22°
12:00
25°
14:00
27°
16:00
26°
0.3mm
18:00
26°
0.3mm
20:00
22°
22:00
21°
☀️
SaturdayAugust 22nd
Avg 21° Low 17° at 03:00
High 25° at 16:00
Wind ~20 km/h
Clear
00:00
20°
02:00
17°
04:00
17°
06:00
17°
08:00
19°
10:00
23°
12:00
24°
14:00
25°
16:00
25°
18:00
24°
20:00
20°
22:00
18°
☁️
SundayAugust 23rd
Avg 19° Low 14° at 06:00
High 24° at 15:00
Wind ~13 km/h
Clear
Partly Cloudy
Cloudy
00:00
18°
02:00
16°
04:00
15°
06:00
14°
08:00
15°
10:00
19°
12:00
22°
14:00
24°
16:00
24°
18:00
22°
20:00
20°
22:00
20°
🌦️
MondayAugust 24th
Avg 21° Low 17° at 07:00
High 26° at 16:00
0.9 mm rain Feels 28° Wind ~21 km/h
Partly Cloudy
Rain
Cloudy
Rain
Clear
00:00
18°
02:00
18°
04:00
19°
06:00
18°
0.2mm
08:00
17°
10:00
19°
12:00
22°
14:00
24°
16:00
26°
18:00
26°
0.1mm
20:00
24°
22:00
21°
☀️
TuesdayAugust 25th
Avg 20° Low 16° at 07:00
High 25° at 16:00
Wind ~25 km/h
Clear
00:00
20°
02:00
19°
04:00
19°
06:00
17°
08:00
17°
10:00
20°
12:00
22°
14:00
24°
16:00
25°
18:00
23°
20:00
20°
22:00
18°
☀️
WednesdayAugust 26th
Avg 15° Low 11° at 06:00
High 20° at 16:00
Feels 17° Wind ~28 km/h
Clear
00:00
17°
02:00
15°
04:00
12°
06:00
11°
08:00
12°
10:00
15°
12:00
17°
14:00
19°
16:00
20°
18:00
18°
20:00
16°
22:00
13°
☀️
ThursdayAugust 27th
Avg 13° Low 7° at 06:00
High 18° at 15:00
Feels 15° Wind ~18 km/h
Partly Cloudy
Clear
00:00
13°
02:00
11°
04:00
9°
06:00
7°
08:00
9°
10:00
14°
12:00
16°
14:00
18°
16:00
18°
18:00
17°
20:00
14°
22:00
12°
☀️
FridayAugust 28th
Avg 14° Low 9° at 06:00
High 20° at 15:00
Wind ~13 km/h
Clear
00:00
11°
02:00
10°
04:00
10°
06:00
9°
08:00
11°
10:00
16°
12:00
18°
14:00
20°
16:00
20°
18:00
18°
20:00
16°
22:00
13°
⛅
SaturdayAugust 29th
Avg 15° Low 9° at 06:00
High 22° at 15:00
Wind ~11 km/h
Clear
Partly Cloudy
Cloudy
00:00
12°
02:00
11°
04:00
10°
06:00
9°
08:00
11°
10:00
17°
12:00
20°
14:00
22°
16:00
22°
18:00
20°
20:00
17°
22:00
15°
☁️
SundayAugust 30th
Avg 16° Low 11° at 05:00
High 22° at 16:00
Feels 20° Wind ~11 km/h
Clear
Cloudy
Clear
00:00
14°
02:00
13°
04:00
12°
06:00
12°
08:00
14°
10:00
18°
12:00
20°
14:00
21°
16:00
22°
18:00
19°
20:00
16°
22:00
14°
☀️
MondayAugust 31st
Avg 16° Low 10° at 06:00
High 22° at 15:00
Wind ~10 km/h
Clear
00:00
12°
02:00
11°
04:00
11°
06:00
10°
08:00
12°
10:00
17°
12:00
20°
14:00
22°
16:00
22°
18:00
20°
20:00
18°
22:00
15°
☀️
TuesdaySeptember 1st
Avg 17° Low 12° at 06:00
High 24° at 15:00
Wind ~11 km/h
Clear
00:00
14°
02:00
14°
04:00
13°
06:00
12°
08:00
14°
10:00
19°
12:00
22°
14:00
23°
16:00
23°
18:00
21°
20:00
19°
22:00
16°
⛅
WednesdaySeptember 2nd
Avg 18° Low 13° at 06:00
High 24° at 15:00
Wind ~11 km/h
Clear
Clear
Cloudy
Partly Cloudy
Partly Cloudy
00:00
15°
02:00
14°
04:00
14°
06:00
13°
08:00
14°
10:00
19°
12:00
22°
14:00
23°
16:00
24°
18:00
22°
20:00
19°
22:00
17°
Sun
☀️ Sunrise 06:16 · Sunset 20:01
13h 45m of daylight · America/Chicago
Air quality
PM2.5 2.9 µg/m³ - Good
No reason to change your plans - open the windows.
Source: Copernicus CAMS, updated hourly.
Common questions about Castle Grove weather
Will it rain in Castle Grove today?
No rain is in the forecast for Castle Grove today.
What is the temperature in Castle Grove right now?
It is 25° in Castle Grove right now, though it feels closer to 27° . Today runs between a low of 18° and a high of 28° .
What time is sunrise and sunset in Castle Grove?
The sun rises at 06:16 and sets at 20:01 local time in Castle Grove today, giving 13h 45m of daylight.
What is the air quality in Castle Grove?
PM2.5 in Castle Grove is currently 2.9 µg/m³, which counts as Good on the European air-quality index. No reason to change your plans - open the windows.
How accurate is the Castle Grove forecast, and how far ahead does it go?
This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers Castle Grove best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.
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© 2026 WeatherMetro · Weather data: ECMWF, NOAA, DWD, Météo-France, ECCC, MeteoSwiss and others (CC-BY 4.0) · Air quality & history: Copernicus CAMS / C3S · Location data: GeoNames (CC-BY) · Alerts: NWS, MeteoAlarm, ECCC