What is today's weather forecast for Calamus, IA?

Today's forecast for Calamus shows a low of 15 degrees Fahrenheit. Mostly cloudy, with a low around 15.

What is the 7-day weather forecast for Calamus, IA?

The 7-day forecast for Calamus shows highs from 1 to 41 degrees and lows from -11 to 28 degrees Fahrenheit. Expect precipitation on 3 days with chances of 20% or higher.

Will it rain in Calamus, IA this week?

Yes, rain is possible in Calamus this week. Precipitation chances: Friday (30% chance), Saturday (60% chance), Wednesday (30% chance).

How accurate is the Calamus weather forecast?

WeatherForYou provides highly accurate Calamus forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Calamus, IA Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

23°F
Feels Like 23°F

Humidity 87% Dew Point 20°F Wind NE 1 MPH Gusts 3 Barometer 30.06 in.

Report from a MADIS/MESONET weather station 3.7 mi. SW of central Calamus
at 1:10 AM Fri, Dec 12, 2025

Point Forecast at a Glance

ThuDec 11

FriDec 12

30%

SatDec 13

60%

-11

SunDec 14

-10

MonDec 15

TueDec 16

WedDec 17

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

High temperatures dip from 25°F to a low of 1°F mid-week, then warm to 41°F. Some precipitation possible, including both rain and snow.

Climate Context

This week's forecast shows temperatures running 10°F below the historical average for December. Normal highs for this period are around 35°F with lows around 19°F.

This Date in Weather History

1987 - Low pressure over southwestern Ontario, Canada, brought snow and gusty winds to the North Central U.S. Winds gusted to 62 mph at Riverton WY. Snow and high winds in eastern North Dakota reduced visibilities to less than one hundred feet at times. Warm weather prevailed across the Southern Plains Region. Half a dozen cities reported record high temperatures for the date, including Del Rio TX with a reading of 89 degrees. Laredo TX and Kingsville TX tied for honors as hot spot in the nation with afternoon highs of 92 degrees.

Calamus, IA 7 Day Weather Forecast Details

Thursday Dec 11

Night: Mostly cloudy, with a low around 15. Northeast wind around 5 mph.

Friday Dec 12

Day: A chance of snow or flurries before 1pm, then a slight chance of snow between 1pm and 3pm. Mostly cloudy, with a high near 25. Northeast wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 2. Wind chill values as low as -10. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

Saturday Dec 13

Day: Snow likely. Cloudy, then gradually becoming mostly sunny and cold, with a high near 7. Wind chill values as low as -10. Northwest wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Night: Mostly clear, with a low around -11.

Sunday Dec 14

Day: Sunny and cold, with a high near 1.

Night: Mostly clear, with a low around -10.

Monday Dec 15

Day: Mostly sunny, with a high near 26.

Night: Partly cloudy, with a low around 12.

Tuesday Dec 16

Day: Partly sunny, with a high near 36.

Night: Mostly cloudy, with a low around 28.

Wednesday Dec 17

Day: Mostly cloudy, with a high near 41.

Night: A 30 percent chance of rain. Mostly cloudy, with a low around 27.

Thursday Dec 18

Day: Mostly sunny, with a high near 37.

About Calamus, IA

Calamus () is a small town in Clinton County, Iowa, United States, located on the historical Lincoln Highway, which was the first transcontinental highway for automobiles across the U.S.. Calamus is the only town in Olive Township and had a population of 356 at the 2020 census, which was a 9.6% decrease from 2000. Calamus was named after Calamus Creek, which received its name from the great quantities of sweet flag growing in it, derived from the botanical name Acorus calamus, commonly called Sweet Flag or Calamus.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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