Weather forecast for todayLetcher, SD

Weather forecast for today

Current condition 2:26 am CDT

  • 64°F
  • Feels like:
    63°F
Mostly Cloudy
Mostly Cloudy
  • Precipitation: 0"
  • Wind: 18mphSSE 150°
  • Humidity: 67%
  • Dewpoint: 54°F
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Letcher, at the moment, low and high clouds are covering most of the sky, leading to mainly cloudy conditions.
The temperature is a breezy 64.4°F, with the real-feel temperature closely matching at 62.6°F. The current temperature is relatively far from the maximum of 82.4°F anticipated for today.

Friday Oct 23, 2026

  • 82°F
  • 55°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 25mphSSE 159°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 7:57 am CDT
  • Sunset: 6:36 pm CDT
  • ▼
On Friday, in Letcher, cool winds will move through a partly cloudy sky.
Temperature readings will span from a daytime high of a moderately hot 82.4°F to a night low of a moderate 55.4°F.
The maximum heat index, which combines air temperature and relative humidity, is evaluated at 84.2°F.
Expect a warmer feel as the forecasted high matches September's 76.1°F, rather than October's average of 58.5°F.
Sunrise will be at 7:57 am and sunset at 6:36 pm; the daylight will last for 10h and 38min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 81°C.
Coldest period: 6 am - 9 am 63°C.

Chance of precipitation

Highest chance: 3 pm 15%.

Hourly weather forecast

  • 4 am
  • 64°F
  • Feels like:
    63°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 18mphSSE 152°
  • Humidity: 67%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 63°F
  • Feels like:
    61°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 16mphSSE 151°
  • Humidity: 68%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:57 am
  • 8 am
  • 63°F
  • Feels like:
    59°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 17mphSSE 151°
  • Humidity: 73%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 64°F
  • Feels like:
    63°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 19mphSSE 155°
  • Humidity: 68%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 72°F
  • Feels like:
    72°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 20mphSSE 159°
  • Humidity: 54%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 2 pm
  • 77°F
  • Feels like:
    77°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 23mphSSE 161°
  • Humidity: 44%
  • Pressure: 29.77"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 81°F
  • Feels like:
    81°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 25mphSSE 164°
  • Humidity: 40%
  • Pressure: 29.74"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 79°F
  • Feels like:
    79°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 20mphSSE 167°
  • Humidity: 40%
  • Pressure: 29.74"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:36 pm
  • 8 pm
  • 73°F
  • Feels like:
    73°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 18mphSSE 165°
  • Humidity: 47%
  • Pressure: 29.77"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 70°F
  • Feels like:
    70°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 19mphSSE 168°
  • Humidity: 51%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, gray skies are likely.
The temperature will vary between the lowest temperature of 62.6°F and the highest temperature of 80.6°F. The warmest part of the day will be at 4 pm and 5 pm.
The highest temperature is more close to September's average maximum of 76.1°F than October's usual of 58.5°F. The expected low will be also more in line with what’s typical in September than in October.
Updated: Oct 23, 2026 @ 07:26:41 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 2:26 am CDT is 64.4°F.

Today, in Letcher, expect brisk winds and partly cloudy conditions.

Today, the maximum temperature will be 82.4°F, while the minimum temperature will be 55.4°F. The maximum heat index, which factors the actual air temperature with the relative humidity, is estimated at 84.2°F.
The maximum temperature will be notably higher than the average highest temperature of 58.5°F in October. The lowest temperature will be also uncommonly higher than the average low of 42.1°F.

On Friday, in Letcher, sunrise will be at 7:57 am and sunset at 6:36 pm (CDT).

In Letcher, the length of the day today will be 10h and 38min.