Weather forecast for todayRalph, SD

Weather forecast for today

Current condition 12:18 am MDT

  • 54°F
  • Feels like:
    48°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 12mphSE 140°
  • Humidity: 79%
  • Dewpoint: 46°F
  • Pressure: 30.07"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Currently, the sky is completely clear with no clouds in sight.
The temperature is a crisp 53.6°F, and the real-feel temperature is assessed at a brisk 48.2°F. The current temperature is far from the maximum of 75.2°F predicted for today.

Thursday Oct 22, 2026

  • 75°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 12mphSSE 148°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:18 am MDT
  • Sunset: 5:54 pm MDT
  • ▼
Today, in Ralph, sunny intervals will be long-lasting, with few disruptions.
Temperature readings will span from a daytime high of a warm 75.2°F to a night low of a brisk 48.2°F.
Forecasts show a high closer to September's climate pattern, around 73°F, rather than October's 54.5°F.
Sunrise will be at 7:18 am and sunset at 5:54 pm; the daylight will last for 10h and 36min.

Hourly overview

Hourly temperatures

Warmest hour: 4 pm 73°C.
Coldest hour: 7 am 45°C.

Chance of precipitation

Highest chance: 10 pm 5%.

Hourly weather forecast

  • 2 am
  • 52°F
  • Feels like:
    46°F
Mostly Clear
Mostly Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 11mphSSE 147°
  • Humidity: 84%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 48°F
  • Feels like:
    45°F
Mostly Clear
Mostly Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphSE 143°
  • Humidity: 89%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 46°F
  • Feels like:
    43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphSE 146°
  • Humidity: 93%
  • Pressure: 30"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
Sunrise: 7:18 am
  • 8 am
  • 46°F
  • Feels like:
    43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 6mphSSE 156°
  • Humidity: 100%
  • Pressure: 30"Hg
  • Visibility: 8mi
  • UV index: 0
  • ▼
  • 10 am
  • 59°F
  • Feels like:
    57°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 8mphS 171°
  • Humidity: 70%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphSSE 154°
  • Humidity: 51%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 73°F
  • Feels like:
    73°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphSE 144°
  • Humidity: 42%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 73°F
  • Feels like:
    73°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 12mphSE 141°
  • Humidity: 41%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
Sunset: 5:54 pm
  • 6 pm
  • 66°F
  • Feels like:
    66°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphESE 109°
  • Humidity: 57%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 59°F
  • Feels like:
    59°F
Mostly Clear
Mostly Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphESE 106°
  • Humidity: 70%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 57°F
  • Feels like:
    55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphESE 119°
  • Humidity: 78%
  • Pressure: 29.77"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Ralph, a combination of cloudy and mostly clear weather is predicted.
The temperature will be between the lowest temperature of 44.6°F and the highest temperature of 73.4°F. The warmest part of the day will be from 2 pm to 4 pm.
The maximum temperature will align more closely with September's average high of 73°F than with October's 54.5°F. The expected low will be also more alike with what’s typical in September than in October.
Updated: Oct 22, 2026 @ 06:18:24 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (12:18 am MDT) is 53.6°F. Feels-like temperature is 48.2°F.

On Thursday, mostly sunny and dry conditions will continue.

Today, the maximum temperature will be 75.2°F, while the minimum temperature will be 48.2°F.
The maximum temperature will be noticeably higher than the average highest temperature of 54.5°F in October. The lowest temperature will be also uncommonly higher than the average low of 38.8°F.

On Thursday, in Ralph, sunrise will be at 7:18 am and sunset at 5:54 pm (MDT).

In Ralph, today, there will be 10h and 36min of daylight.