Weather forecast for todayMerrimac, IA

Weather forecast for today

Current condition 1:20 pm CST

  • 79°F
  • Feels like:
    81°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 2mphSSE 160°
  • Humidity: 39%
  • Dewpoint: 52°F
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
At the moment, the sky is azure blue, with the sun shining strong and bright.
The temperature is a warm 78.8°F, the real-feel temperature is nearly identical at 80.6°F. The current temperature is nearly at the maximum of today's expected 80.6°F.

Sunday Oct 25, 2026

  • 81°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphS 170°
  • Humidity: 42%
  • UV index: 3
  • Sunrise: 7:30 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
On Sunday, October 25, the sky will feature a blend of clouds and sunshine.
The temperature will peak at a moderately hot 80.6°F during the day, dropping to a low of a cool 51.8°F at night.
The maximum heat index, which adjusts the air temperature based on humidity, is computed to be 80.6°F.
The expected high of 80.6°F appears seasonally off, better matching September's typical values.
Sunrise was at 7:30 am and sunset will be at 6:11 pm; the daylight will last for 10h and 42min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 81°C.
Coldest period: 11 pm - 12 am 57°C.

Chance of precipitation

Highest chance: 12 am 4%.

Hourly weather forecast

  • 3 pm
  • 79°F
  • Feels like:
    81°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphS 177°
  • Humidity: 38%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 79°F
  • Feels like:
    79°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphS 177°
  • Humidity: 39%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 77°F
  • Feels like:
    77°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphSSE 168°
  • Humidity: 42%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 72°F
  • Feels like:
    72°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphSSE 159°
  • Humidity: 52%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:11 pm
  • 7 pm
  • 66°F
  • Feels like:
    66°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphSE 146°
  • Humidity: 63%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 63°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphSSE 153°
  • Humidity: 72%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 61°F
  • Feels like:
    61°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphSSE 152°
  • Humidity: 75%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 59°F
  • Feels like:
    59°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphSSE 155°
  • Humidity: 79%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 57°F
  • Feels like:
    57°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphSSE 158°
  • Humidity: 82%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 57°F
  • Feels like:
    57°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphSE 141°
  • Humidity: 85%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the remainder of Sunday, primarily gloomy and occasionally sun-filled weather is forecasted.
The temperature will vary between the highest temperature of 78.8°F and the lowest temperature of 57.2°F. The warmest part of the day will be at 3 pm and 4 pm.
The temperature today will feel more alike with September's average high of 76.3°F than the usual for October. Today, expect the temperature to be also more similar to September's average minimum of 56.7°F than October's usual 45.7°F.
Updated: Oct 25, 2026 @ 19:20:31 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 1:20 pm CST is 78.8°F.

On Sunday, mostly clear with scattered clouds is expected.

Today, the maximum temperature will be 80.6°F, while the minimum temperature will be 51.8°F. The maximum heat index, which represents the influence of relative humidity on air temperature, is assessed at 80.6°F.
The maximum temperature will be notably higher than the average highest temperature of 61.7°F in October. Today, the lowest temperature will be slightly warmer than the average low temperature.

On Sunday, in Merrimac, sunrise was at 7:30 am and sunset will be at 6:11 pm (CDT).

In Merrimac, today, there will be 10h and 42min of daylight.