Jackson weather in January: Jackson, Tennessee: normal highs, lows, rain and records for January
Jackson in January has a normal high of 49°F and a normal low of 29°F, a daily mean of 39°F, holding near 49°F all month. Measurable precipitation falls on 10 days in a normal January, 4.07 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 9°C and low of −1°C, 103 mm of precipitation in January.
- NOAA stationJackson McKellar Airport
- Station IDUSW00003811
- Location35.59°N 88.92°W
- Elevation433 ft (132 m)
- Population69,303
- Jan 49° 29°
- Feb 53° 33°
- Mar 62° 40°
- Apr 72° 48°
- May 80° 58°
- Jun 87° 66°
- Jul 90° 69°
- Aug 90° 67°
- Sep 84° 60°
- Oct 73° 48°
- Nov 61° 38°
- Dec 51° 32°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Jackson in January?
The normal high is 49°F and the normal low 29°F, for a daily mean of 39.0°F. January is 2.8°F cooler than December and 3.7°F cooler than February. January is the 12th warmest month of the year in Jackson and the 9th wettest. Across the month the normal high rises 1°F, from 49°F on January 1 to 50°F on January 31. From one year to the next January's mean temperature typically moves about 4.0°F either way (NOAA's standard deviation), so roughly two Januarys in three average between 35°F and 43°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 35%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| January 1 | 49°F | 30°F | 35% | 23% |
| January 8 | 48°F | 30°F | 34% | 22% |
| January 15 | 48°F | 29°F | 33% | 22% |
| January 22 | 49°F | 29°F | 33% | 21% |
| January 31 | 50°F | 30°F | 33% | 22% |
Every day of January: normal high, low and chance of precipitation (warmest afternoon January 31, coldest night January 16)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| January 1 | 49°F | 30°F | 35% | 23% | 9 h 50 min |
| January 2 | 49°F | 30°F | 35% | 23% | 9 h 50 min |
| January 3 | 49°F | 30°F | 35% | 23% | 9 h 50 min |
| January 4 | 49°F | 30°F | 35% | 22% | 9 h 50 min |
| January 5 | 49°F | 30°F | 34% | 22% | 9 h 50 min |
| January 6 | 49°F | 30°F | 34% | 22% | 9 h 50 min |
| January 7 | 48°F | 30°F | 34% | 22% | 9 h 50 min |
| January 8 | 48°F | 30°F | 34% | 22% | 9 h 50 min |
| January 9 | 48°F | 29°F | 34% | 22% | 9 h 50 min |
| January 10 | 48°F | 29°F | 34% | 22% | 9 h 50 min |
| January 11 | 48°F | 29°F | 34% | 22% | 10 h |
| January 12 | 48°F | 29°F | 34% | 22% | 10 h |
| January 13 | 48°F | 29°F | 34% | 22% | 10 h |
| January 14 | 48°F | 29°F | 33% | 22% | 10 h |
| January 15 | 48°F | 29°F | 33% | 22% | 10 h |
| January 16 | 48°F | 29°F | 33% | 22% | 10 h |
| January 17 | 48°F | 29°F | 33% | 22% | 10 h |
| January 18 | 49°F | 29°F | 33% | 21% | 10 h |
| January 19 | 49°F | 29°F | 33% | 21% | 10 h |
| January 20 | 49°F | 29°F | 33% | 21% | 10 h 10 min |
| January 21 | 49°F | 29°F | 33% | 21% | 10 h 10 min |
| January 22 | 49°F | 29°F | 33% | 21% | 10 h 10 min |
| January 23 | 49°F | 29°F | 33% | 21% | 10 h 10 min |
| January 24 | 49°F | 29°F | 33% | 21% | 10 h 10 min |
| January 25 | 49°F | 29°F | 33% | 21% | 10 h 10 min |
| January 26 | 49°F | 29°F | 33% | 21% | 10 h 20 min |
| January 27 | 49°F | 29°F | 33% | 21% | 10 h 20 min |
| January 28 | 49°F | 29°F | 33% | 22% | 10 h 20 min |
| January 29 | 50°F | 29°F | 33% | 22% | 10 h 20 min |
| January 30 | 50°F | 30°F | 33% | 22% | 10 h 20 min |
| January 31 | 50°F | 30°F | 33% | 22% | 10 h 20 min |
- Normal high
- 49°FJanuary average
- Normal low
- 29°FJanuary average
- Precipitation
- 4.07 inmonth total
- Days with precipitation
- 100.01 inch or more
- Nights at 32°F or colder
- 19
- Daylight
- 9 h 50 min to 10 h 20 minJanuary 1 to January 31
- Days at 70°F or more
- 1
- Sunshine
- 68%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00003811; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Jackson in January?
On a given January day the chance of 0.01 inch or more is 33% on average, highest around January 1 (35%). In all, 4.07 in falls on 10 days of a normal January, 1 of them with an inch or more.
In a normal January in Jackson, 19 nights fall to freezing and 3 days stay below freezing all day.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00003811.
How humid and windy is Jackson in January?
At 3 p.m. the normal temperature is 49°F with 50% relative humidity and a dew point of 31°F; at 6 a.m. it is 35°F with 78% humidity. The wind averages 8.1 mph, most often from the west in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 35°F | 29°F | 78% | 7.4 mph | 57% |
| 9 a.m. | 39°F | 31°F | 72% | 8.9 mph | 55% |
| noon | 46°F | 31°F | 56% | 9.9 mph | 56% |
| 3 p.m. | 49°F | 31°F | 50% | 10.0 mph | 58% |
| 6 p.m. | 44°F | 31°F | 60% | 7.0 mph | 53% |
| 9 p.m. | 40°F | 31°F | 70% | 6.9 mph | 58% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00003811. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for January in Jackson?
The warmest January temperature on this station's record (since 1948) is 78°F, on January 1, 1952; the coldest is −13°F, on January 24, 1963. The wettest January brought 17.46 in (1950); the snowiest, 12.7 inches (1966).
The January mean against the 1991-2020 normal of 39.0°F: 2021 40.5°F (+1.5), 2022 35.9°F (−3.1), 2023 45.4°F (+6.4), 2024 34.7°F (−4.3), 2025 35.8°F (−3.2), 2026 36.8°F (−2.2). 2 of 6 ran warmer than normal.
| January | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 40.5°F | +1.5°F | 1.81 in |
| 2022 | 35.9°F | −3.1°F | 4.86 in |
| 2023 | 45.4°F | +6.4°F | 6.27 in |
| 2024 | 34.7°F | −4.3°F | 5.90 in |
| 2025 | 35.8°F | −3.2°F | 0.00 in |
| 2026 | 36.8°F | −2.2°F | 2.50 in |
Source: records: ACIS, station USW00003811; recent months: ACIS, station USW00003811. Records and recent months use complete months only.
How does January in Jackson compare across Tennessee?
Across the 116 places PlainClimate covers in Tennessee, January normal highs run from 43°F in Monterey to 52°F in Ardmore; Jackson's is 49°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.