Today
Clear throughout the day, high +63°, low +37°. Light wind, up to 21 mph. The day promises to be dry.
Weather in Castlewood
United States · South Dakota · 44.7227, -97.0301
Today Now 3:12 AM
+37° Clear
Hourly forecast
Today10/17
Temperature°F
Cloudiness
Precipitation
Windmph
Wind gusts
Humidity
PressureinHg
Dew point°F
Visibilitymi
UV index
Forecast in words
Tomorrow
Tomorrow mostly clear: daytime +64°, nighttime +45°, no noticeable change.
Week
During the week the thermometer stays between +37°…+75°. Warmest day — Thu, up to +75°. Coldest at night — Sat, +37°. Days with precipitation — Fri. Sunshine expected on 6 of seven days. Strongest wind — Fri, up to 26 mph. Second half of the week is warmer than the first.
Week vs norm
- Today 10/17 +63° +4° usually +58°
- Tomorrow 10/18 +64° +7° usually +58°
- Mon 10/19 +63° +6° usually +57°
- Tue 10/20 +66° +10° usually +57°
- Wed 10/21 +70° +14° usually +56°
- Thu 10/22 +75° +20° usually +55°
- Fri 10/23 +75° +20° usually +55°
- Sat 10/24 +66° +12° usually +54°
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, October 17
Today is a typical day for this date.
- Heat record +74° 2017
- Cold record +21° 2022
- Most precipitation 1.5 in 1996
- Strongest gust 46 mph 1996
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in Castlewood
Today is about 3° warmer than usual for October.
| Month | Daytime / Nighttime | Average | Precipitation in |
|---|---|---|---|
| Jan | +22° / +7° | +14° | 1.0 |
| Feb | +27° / +11° | +18° | 0.9 |
| Mar | +40° / +23° | +30° | 1.7 |
| Apr | +55° / +34° | +43° | 3.0 |
| May | +68° / +47° | +56° | 3.6 |
| Jun | +77° / +58° | +67° | 4.5 |
| Jul | +82° / +63° | +72° | 3.2 |
| Aug | +80° / +61° | +70° | 3.5 |
| Sep | +74° / +54° | +63° | 2.6 |
| Oct | +59° / +40° | +48° | 2.3 |
| Nov | +42° / +27° | +33° | 1.4 |
| Dec | +28° / +15° | +21° | 1.2 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
7:46 AM | 6:39 PM
Moon
2:46 PM | 11:16 PM
Moon phase
Waxing crescent 41%
Next solar eclipse
Calculating for this city…