Hannibal weather in January

In January, Hannibal sees average daytime highs of 36°F and overnight lows near 21°F, with 2.0 in of precipitation across 7.2 wet days and about 9.5 hours of daylight. It is the 12th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 36°F through the month. The sky is clear or mostly clear about 28% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 12 min at the start of January to 9 h 54 min by month's end. Set against the rest of the year, January is Hannibal's 10th-clearest and 4th-windiest month. For the whole year in context, see Hannibal's year-round climate.

Daytime high
36°
12th warmest
Overnight low
21°
1st coldest
Precipitation
2.0 in
7.2 wet days
Daylight
9 h 30 min
7:30 AM – 4:59 PM
Cloud cover
64%
10th clearest
Wind
8 mph
4th windiest
Solar energy
2.13 kWh/m²
Travel score
0.0
out of 10

Hannibal is city in Marion and Ralls counties in Missouri, United States.

Density
425/km²
people per km²
Founded
1819

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 36°F through the month.

A typical January day in Hannibal reaches about 36°F in the afternoon and slips back to 21°F overnight — a 15°F spread between the day's warmth and the night's chill. On most days the high lands between 20°F and 53°F. Set against its neighbours, January runs about 4°F cooler than December and about 5°F cooler than February.

20°40°60°151015202531
Avg high (°F)Avg low (°F)
13723
23722
33722
43722
53722
63722
73622
83621
93621
103621
113621
123621
133620
143620
153620
163620
173620
183620
193620
203620
213620
223620
233620
243620
253621
263721
273721
283721
293721
303721
313721

How January really feels in Hannibal

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
31 feel bitter (≤ 14°F)

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

Hannibal weather by month

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

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan36° / 21°2.07.249.50.0
Feb41° / 24°2.37.23.210.40.3
Mar53° / 34°3.110.11.811.72.9
Apr64° / 45°4.511.60.3135.4
May74° / 56°4.713.2014.26.3
Jun83° / 65°4.210.4014.85.8
Jul86° / 69°3.59.4014.55.1
Aug85° / 66°3.29.2013.65.6
Sep78° / 58°3.37.6012.37.2
Oct65° / 46°2.98.90.110.96.2
Nov52° / 35°3.17.91.19.82.9
Dec40° / 26°2.27.32.79.20.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 12% of January, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23961
33862
43961
53961
63961
73961
84060
94060
104060
113961
124060
134060
144060
154060
164060
174060
184060
194060
204060
214060
224060
234060
244060
254060
264060
273961
283961
294060
304060
313961

Chance of precipitation in January

Any precipitationSnow

Hannibal gets around 2.0 in of rain and snow over 7.2 wet days in January, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 23% and peaks near 25% on the wettest days, and about 4 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
12311
22311
32312
42412
52413
62413
72513
82513
92513
102513
112513
122513
132413
142413
152413
162413
172313
182313
192312
202212
212212
222212
232112
242112
252112
262112
272012
282011
292011
302011
312011

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in January

Winds average 8 mph in January.

Across January, daily wind ranges from about 8 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
78light breeze
88light breeze
98light breeze
108light breeze
118light breeze
128light breeze
138light breeze
148light breeze
158light breeze
168light breeze
178light breeze
188light breeze
198light breeze
208light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
298light breeze
308light breeze
318light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 12 min at the start of January to 9 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over January. Sunrise moves from 7:32 AM to 7:22 AM, and sunset from 4:46 PM to 5:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.27:324:46
29.27:324:46
39.37:324:47
49.37:324:48
59.37:324:49
69.37:324:50
79.37:324:51
89.37:324:51
99.37:324:52
109.47:324:53
119.47:324:54
129.47:314:55
139.47:314:56
149.47:314:57
159.57:314:58
169.57:304:59
179.57:305:00
189.57:305:01
199.67:295:02
209.67:295:03
219.67:285:04
229.67:285:06
239.77:275:07
249.77:275:08
259.77:265:09
269.77:255:10
279.87:255:11
289.87:245:12
299.87:235:13
309.97:235:15
319.97:225:16

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.13 kWh/m².

For context, solar energy here swings from a low near 1.86 kWh/m² to a high of 6.45 kWh/m² in June across the year — January's 2.13 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.9Dim
21.9Dim
31.9Dim
41.9Dim
51.9Dim
61.9Dim
72.0Dim
82.0Dim
92.0Dim
102.0Moderate
112.0Moderate
122.0Moderate
132.1Moderate
142.1Moderate
152.1Moderate
162.1Moderate
172.1Moderate
182.2Moderate
192.2Moderate
202.2Moderate
212.3Moderate
222.3Moderate
232.3Moderate
242.3Moderate
252.4Moderate
262.4Moderate
272.4Moderate
282.5Moderate
292.5Moderate
302.5Moderate
312.6Moderate
Planning a trip in January

Hazard calendar for Hannibal

In seasonPeak

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

Hannibal 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 Hannibal?

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

0.0
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 Hannibal.

What to pack for Hannibal in January

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

In January, Hannibal sees daytime highs around 36°F and nights near 21°F. Pack a warm layer and a heavy coat. About 7 days see rain.

a warm layera heavy coat

UV index in Hannibal in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hannibal peaks around June 21 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJun 21UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep7High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Hannibal 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 Hannibal is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (October, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodJul 1716 µg/m³Oct 237 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Moderate
Mar12Good
Apr10Good
May13Moderate
Jun14Moderate
Jul16Moderate
Aug14Moderate
Sep11Good
Oct7Good
Nov7Good
Dec8Good
Location & terrain

Where is Hannibal?

Hannibal sits at 39.7°N, 91.4°W, 502 ft above sea level, in United States. The nearest listed city is Quincy, 16 mi away.

Topography around Hannibal

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

Within 2 miles, the terrain around Hannibal has only modest variations in elevation — a maximum elevation change of 305 ft around an average of 558 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 430 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 702 ft.

The land around Hannibal is covered by trees (49%) within 2 miles, cropland (46%) and trees (32%) within 10 miles, and cropland (53%) and trees (32%) within 50 miles.

2 miles
305 ft
10 miles
430 ft
50 miles
702 ft
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Quincy 16 mi · Jacksonville 60 mi · Macomb 63 mi · Wentzville 68 mi · O'Fallon 71 mi · Kirksville 73 mi · Columbia 74 mi · Saint Peters 74 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 Hannibal (39.7084°, -91.3585°, elevation 502 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).