Johnson County climate

Johnson County Weather in January

NOAA 1991-2020 normals for Clarksville 6 Ne, 6.6 km from Johnson County

Average highs run from 46°F on January 1 to 49°F on January 31, and lows from 30°F to 30°F. Normal precipitation for the month is 3.70 in over about 8 wet days.

January day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Johnson County, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

January at a glance

Average high
47°F
Average low
29°F
Precipitation
3.70 in
Snowfall
0.9 in
Record high
80°FJan 30, 2002
Record low
0°FJan 17, 2024
Chance of a freeze
100%
Daylight
9 h 49 min to 10 h 27 min
Cloud cover
60%
Humidity
84%
Dew point
31°F
Wind
5.4 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Jan 146°F30°F72°F 20068°F 200126%1%
Jan 246°F30°F74°F 200411°F 201826%1%
Jan 346°F30°F79°F 200910°F 200126%1%
Jan 446°F29°F71°F 200511°F 200226%1%
Jan 546°F29°F67°F 200514°F 201026%1%
Jan 646°F29°F75°F 20088°F 201426%1%
Jan 746°F29°F71°F 20086°F 201726%1%
Jan 846°F29°F76°F 20268°F 201526%1%
Jan 946°F29°F73°F 200211°F 201026%1%
Jan 1046°F29°F72°F 20177°F 201026%1%
Jan 1146°F29°F75°F 201713°F 202525%1%
Jan 1246°F29°F77°F 201715°F 201125%1%
Jan 1346°F29°F70°F 202610°F 201125%1%
Jan 1446°F29°F64°F 20169°F 202425%1%
Jan 1546°F29°F67°F 20206°F 202425%1%
Jan 1646°F29°F70°F 20122°F 202425%1%
Jan 1747°F29°F70°F 20230°F 202425%1%
Jan 1847°F29°F66°F 20068°F 201825%1%
Jan 1947°F29°F71°F 199915°F 200324%1%
Jan 2047°F29°F74°F 201013°F 200824%1%
Jan 2147°F29°F73°F 199913°F 202524%1%
Jan 2247°F29°F65°F 200912°F 202524%1%
Jan 2347°F29°F70°F 200213°F 200324%1%
Jan 2447°F29°F71°F 20175°F 201424%1%
Jan 2548°F29°F72°F 202119°F 200023%1%
Jan 2648°F29°F70°F 201417°F 200023%1%
Jan 2748°F29°F71°F 199919°F 200423%1%
Jan 2848°F29°F76°F 200214°F 200423%1%
Jan 2948°F29°F78°F 20118°F 201423%1%
Jan 3048°F29°F80°F 200213°F 200023%1%
Jan 3149°F30°F73°F 201716°F 200023%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Johnson County, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CST).

January 1
sunrise 7:23 AM, sunset 5:12 PM
January 31
sunrise 7:14 AM, sunset 5:41 PM

Every day of January: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00031457 (Clarksville 6 Ne), public domain. Records: NOAA GHCN-Daily, station USW00053920, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.