Morristown weather in January

In January, Morristown sees average daytime highs of 47°F and overnight lows near 30°F, with 4.0 in of precipitation across 10.9 wet days and about 9.8 hours of daylight. It is the 12th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 47°F through the month. The sky is clear or mostly clear about 29% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 36 min at the start of January to 10 h 12 min by month's end. Set against the rest of the year, January is Morristown's 10th-clearest and 4th-windiest month. For the whole year in context, see Morristown's year-round climate.

Daytime high
47°
12th warmest
Overnight low
30°
1st coldest
Precipitation
4.0 in
10.9 wet days
Daylight
9 h 48 min
7:49 AM – 5:36 PM
Cloud cover
64%
10th clearest
Wind
6 mph
4th windiest
Solar energy
2.33 kWh/m²
Travel score
1.4
out of 10

Morristown is city in Tennessee, United States.

Density
415/km²
people per km²
Founded
1787

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 47°F through the month.

A typical January day in Morristown reaches about 47°F in the afternoon and slips back to 30°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 33°F and 61°F. Set against its neighbours, January runs about 3°F cooler than December and about 4°F cooler than February.

20°40°60°151015202531
Avg high (°F)Avg low (°F)
14732
24731
34731
44731
54731
64731
74731
84731
94731
104731
114731
124730
134630
144630
154630
164630
174630
184630
194629
204629
214629
224629
234629
244629
254629
264730
274730
284730
294730
304730
314830

How January really feels in Morristown

Once humidity and wind are folded in, January averages 0 days that feel above 90°F and 31 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
31
wind chill below the day's low

The story in January is cold — wind chill drags the overnight "feels like" below the raw low.

Morristown weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan47° / 30°4.010.92.29.81.4
Feb51° / 33°3.911.22.410.62.3
Mar59° / 40°4.412.10.911.74.4
Apr69° / 48°3.911.1012.96.1
May76° / 57°3.712.2013.96.4
Jun83° / 65°3.313.2014.45.4
Jul86° / 69°4.115014.24.6
Aug85° / 67°3.111.2013.45.1
Sep80° / 61°3.18.7012.26.7
Oct70° / 49°2.98011.16.9
Nov58° / 39°3.49.20.210.14.5
Dec49° / 33°4.111.11.59.62.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 10% of January, with mostly cloudy or overcast conditions the remaining 61%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23862
33763
43763
53763
63664
73664
83664
93763
103664
113664
123664
133664
143763
153763
163763
173862
183961
193961
204060
214060
224159
234258
244159
254159
264258
274357
284258
294258
304258
314159

Chance of precipitation in January

Any precipitationSnow

Morristown gets around 4.0 in of rain and snow over 10.9 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 36% and peaks near 37% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1346
2347
3347
4347
5357
6357
7358
8368
9368
10378
11378
12378
13378
14378
15377
16377
17377
18377
19367
20367
21367
22357
23357
24357
25357
26358
27358
28358
29358
30358
31358

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1982
2982
3982
4982
5982
6982
7982
8982
9982
10982
11982
12982
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991
31991

Wind in January

Winds average 6 mph in January.

Across January, daily wind ranges from about 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 36 min at the start of January to 10 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over January. Sunrise moves from 7:49 AM to 7:42 AM, and sunset from 5:24 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.67:495:24
29.67:495:24
39.67:495:25
49.67:505:26
59.67:505:27
69.67:505:27
79.67:505:28
89.77:505:29
99.77:505:30
109.77:505:31
119.77:505:32
129.77:505:32
139.77:495:33
149.77:495:34
159.87:495:35
169.87:495:36
179.87:495:37
189.87:485:38
199.97:485:39
209.97:485:40
219.97:475:41
229.97:475:42
239.97:465:43
2410.07:465:44
2510.07:455:45
2610.07:455:46
2710.07:445:47
2810.17:445:48
2910.17:435:49
3010.17:435:50
3110.27:425:51

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.33 kWh/m².

For context, solar energy here swings from a low near 2.04 kWh/m² to a high of 6.12 kWh/m² in June across the year — January's 2.33 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.1Moderate
22.1Moderate
32.1Moderate
42.1Moderate
52.1Moderate
62.1Moderate
72.1Moderate
82.2Moderate
92.2Moderate
102.2Moderate
112.2Moderate
122.2Moderate
132.3Moderate
142.3Moderate
152.3Moderate
162.3Moderate
172.3Moderate
182.4Moderate
192.4Moderate
202.4Moderate
212.4Moderate
222.5Moderate
232.5Moderate
242.5Moderate
252.5Moderate
262.6Moderate
272.6Moderate
282.6Moderate
292.6Moderate
302.6Moderate
312.7Moderate
Planning a trip in January

Hazard calendar for Morristown

In seasonPeak

None of Morristown's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Morristown sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Morristown?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

1.4
Sightseeing
12th-best month of the year
0.0
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Morristown.

What to pack for Morristown in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Morristown sees daytime highs around 47°F and nights near 30°F. Pack a warm layer. Worth having: a heavy coat and rain gear. About 11 days see rain.

a warm layera heavy coatrain gear

UV index in Morristown in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Morristown peaks around July 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 13UV 10Dec 20UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug8Very high
Sep7High
Oct4Moderate
Nov4Moderate
Dec2Moderate

Air quality in Morristown in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Morristown is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (December, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1517 µg/m³Dec 226 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar10Good
Apr11Good
May13Moderate
Jun16Moderate
Jul18Moderate
Aug15Moderate
Sep11Good
Oct8Good
Nov8Good
Dec6Good
Location & terrain

Where is Morristown?

Morristown sits at 36.2°N, 83.3°W, 1,302 ft above sea level, in United States. The nearest listed city is Greeneville, 26 mi away.

Topography around Morristown

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Morristown.

Within 2 miles, the terrain around Morristown has only modest variations in elevation — a maximum elevation change of 512 ft around an average of 1,355 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,056 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 5,886 ft.

The land around Morristown is covered by trees (48%) and grassland (32%) within 2 miles, trees (44%) and grassland (40%) within 10 miles, and trees (75%) and grassland (21%) within 50 miles.

2 miles
512 ft
10 miles
1,056 ft
50 miles
5,886 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Greeneville 26 mi · Sevierville 28 mi · Gatlinburg 37 mi · Knoxville 39 mi · Kingsport 47 mi · Maryville 49 mi · Johnson City 53 mi · Farragut 53 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Morristown (36.214°, -83.2949°, elevation 1,302 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).