Slidell climate

Slidell Weather in January

NOAA 1991-2020 normals for Slidell, 1.6 km from Slidell

Average highs run from 61°F on January 1 to 62°F on January 31, and lows from 42°F to 42°F. Normal precipitation for the month is 5.92 in over about 11 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 Slidell, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

January at a glance

Average high
61°F
Average low
42°F
Precipitation
5.92 in
Record high
83°FJan 1, 2022
Record low
8°FJan 22, 2025
Chance of a freeze
90%
Daylight
10 h 14 min to 10 h 45 min
Cloud cover
61%
Humidity
84%
Dew point
45°F
Wind
4.7 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 161°F42°F83°F 202224°F 201835%0%
Jan 261°F42°F78°F 202321°F 201835%0%
Jan 361°F42°F78°F 202622°F 200135%0%
Jan 461°F42°F78°F 199720°F 200235%0%
Jan 560°F42°F78°F 202520°F 199935%0%
Jan 660°F42°F78°F 202624°F 201034%0%
Jan 760°F42°F77°F 202617°F 201434%0%
Jan 860°F42°F79°F 202620°F 201434%0%
Jan 960°F42°F82°F 202220°F 201034%0%
Jan 1060°F42°F79°F 200919°F 201034%0%
Jan 1160°F41°F80°F 202318°F 201034%0%
Jan 1260°F41°F78°F 202328°F 201034%0%
Jan 1360°F41°F80°F 200022°F 201134%0%
Jan 1460°F41°F81°F 202021°F 201134%0%
Jan 1560°F41°F80°F 202021°F 201134%0%
Jan 1660°F41°F81°F 202023°F 202434%0%
Jan 1760°F41°F79°F 201715°F 201834%0%
Jan 1860°F41°F79°F 202317°F 201834%0%
Jan 1960°F41°F76°F 200022°F 199634%0%
Jan 2061°F41°F79°F 201725°F 202534%0%
Jan 2161°F41°F79°F 201220°F 202533%0%
Jan 2261°F41°F78°F 20128°F 202533%0%
Jan 2361°F41°F79°F 200220°F 202233%0%
Jan 2461°F42°F79°F 200220°F 200333%0%
Jan 2561°F42°F79°F 202122°F 200333%0%
Jan 2661°F42°F76°F 199625°F 202633%0%
Jan 2761°F42°F76°F 199919°F 202633%0%
Jan 2861°F42°F76°F 199922°F 200433%0%
Jan 2961°F42°F78°F 201320°F 201433%0%
Jan 3062°F42°F77°F 202316°F 201433%0%
Jan 3162°F42°F81°F 200223°F 202633%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Slidell, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CST).

January 1
sunrise 6:56 AM, sunset 5:10 PM
January 31
sunrise 6:50 AM, sunset 5:35 PM

Every day of January: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00168539 (Slidell), public domain. Records: NOAA GHCN-Daily, station USW00053865, 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.