Norfolk County weather in December

In December, Norfolk County sees average daytime highs of 2°C and overnight lows near -2°C, with 78 mm of precipitation across 11.7 wet days and about 8.9 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 4°C in the first days to 1°C by the end. The sky is clear or mostly clear about 8% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 06 min at the start of December to 8 h 54 min by month's end. Set against the rest of the year, December is Norfolk County's 11th-clearest and 2nd-windiest month. For the whole year in context, see Norfolk County's year-round climate.

Daytime high
10th warmest
Overnight low
-2°
4th coldest
Precipitation
78 mm
11.7 wet days
Daylight
8 h 54 min
7:52 AM – 4:43 PM
Cloud cover
80%
11th clearest
Wind
20 km/h
2nd windiest
Solar energy
1.35 kWh/m²
Travel score
0.0
out of 10

Norfolk County is city in Ontario, Canada.

Founded
1792

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 4°C in the first days to 1°C by the end.

A typical December day in Norfolk County reaches about 2°C in the afternoon and slips back to -2°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between -4°C and 8°C. Set against its neighbours, December runs about 5°C cooler than November and about 3°C warmer than January.

-10°10°151015202531
Avg high (°C)Avg low (°C)
150
240
340
44-1
54-1
64-1
73-1
83-1
93-2
103-2
113-2
122-2
132-2
142-2
152-2
162-3
172-3
182-3
192-3
202-3
211-3
221-3
231-3
241-3
251-4
261-4
271-4
281-4
291-4
301-4
310-4

How December really feels in Norfolk County

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

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
31
6 feel bitter (≤ -10°C)

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

Norfolk County weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -7°7611.88.69.20.0
Feb-1° / -7°598.96.710.20.0
Mar / -3°7510.14.711.60.1
Apr10° / 97121.513.12.1
May17° / 10°9312.2014.45.2
Jun23° / 16°10812.3015.16.5
Jul25° / 19°10411.6014.86.6
Aug25° / 18°8910.5013.76.9
Sep21° / 14°859.4012.36.6
Oct14° / 8911.60.110.84.0
Nov / 8110.52.49.51.1
Dec / -2°7811.77.18.90.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 81%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12278
22278
32278
42179
52179
62179
72179
82179
92179
102179
112179
122080
131981
141981
151981
161981
171981
181981
191981
201882
211882
221783
231684
241684
251684
261684
271585
281585
291585
301585
311585

Chance of precipitation in December

Any precipitationSnow

Norfolk County gets around 78 mm of rain and snow over 11.7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 38% and peaks near 40% on the wettest days, and about 7 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
14016
24017
34018
43919
53920
63920
73921
83922
93923
103823
113824
123824
133824
143824
153824
163824
173824
183824
193824
203824
213824
223724
233723
243723
253723
263723
273824
283824
293925
303925
313926

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December 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 December

Winds average 20 km/h in December.

Across December, daily wind ranges from about 20 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120breezy
220breezy
320breezy
420breezy
520breezy
620breezy
720breezy
820breezy
920breezy
1020breezy
1120breezy
1220breezy
1320breezy
1420breezy
1520breezy
1620breezy
1720breezy
1820breezy
1920breezy
2020breezy
2120breezy
2220breezy
2320breezy
2420breezy
2520breezy
2620breezy
2720breezy
2820breezy
2920breezy
3020breezy
3121breezy

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 06 min at the start of December to 8 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 7:39 AM to 7:58 AM, and sunset from 4:44 PM to 4:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.17:394:44
29.17:404:43
39.07:414:43
49.07:424:43
59.07:434:43
69.07:444:43
79.07:454:43
88.97:464:43
98.97:474:43
108.97:474:43
118.97:484:43
128.97:494:43
138.97:504:43
148.97:514:43
158.97:514:43
168.97:524:43
178.97:534:44
188.87:534:44
198.87:544:44
208.87:544:45
218.87:554:45
228.87:554:46
238.87:564:46
248.87:564:47
258.87:574:47
268.87:574:48
278.97:574:48
288.97:584:49
298.97:584:50
308.97:584:50
318.97:584:51

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.35 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.35 kWh/m² to a high of 6.67 kWh/m² in June across the year — December's 1.35 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.4Dim
41.4Dim
51.4Dim
61.4Dim
71.4Dim
81.4Dim
91.4Dim
101.4Dim
111.4Dim
121.3Dim
131.3Dim
141.3Dim
151.3Dim
161.3Dim
171.3Dim
181.3Dim
191.3Dim
201.3Dim
211.3Dim
221.3Dim
231.3Dim
241.3Dim
251.3Dim
261.3Dim
271.4Dim
281.4Dim
291.4Dim
301.4Dim
311.4Dim
Planning a trip in December

Is December a good time to visit Norfolk County?

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

0.0
Sightseeing
10th-best month of the year
0.0
Beach & pool
8th-best month of the year

December is a weaker month for outdoor sightseeing in Norfolk County.

What to pack for Norfolk County in December

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

In December, Norfolk County sees daytime highs around 2°C and nights near -2°C. Pack a warm layer and a heavy coat. Worth having: rain gear and a windbreaker. About 12 days see rain.

a warm layera heavy coatrain geara windbreaker

Sea temperature near Norfolk County in December

The nearest coast averages about 6°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 23 km away) is warmest in August at about 23°C and coldest in February near 1°C.

It's comfortable for a long swim from Jul 6 to Sep 19 — about 2.5 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan2Bracing
Feb1Bracing
Mar1Bracing
Apr4Bracing
May9Bracing
Jun17Cool
Jul22Refreshing
Aug23Refreshing
Sep21Refreshing
Oct16Cool
Nov10Bracing
Dec6Bracing

UV index in Norfolk County in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Norfolk County peaks around June 23 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 23UV 8Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr5High
May7High
Jun8Very high
Jul8Very high
Aug7High
Sep6High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Norfolk County in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Norfolk County is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (November, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1116 µg/m³Nov 187 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar12Moderate
Apr14Moderate
May16Moderate
Jun16Moderate
Jul16Moderate
Aug14Moderate
Sep12Good
Oct8Good
Nov7Good
Dec7Good
Location & terrain

Where is Norfolk County?

Norfolk County sits at 42.8°N, 80.4°W, 235 m above sea level, in Canada. The nearest listed city is Tillsonburg, 28 km away.

Topography around Norfolk County

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Norfolk County.

Within 3 km, the terrain around Norfolk County has only modest variations in elevation — a maximum elevation change of 38 m around an average of 237 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 111 m; within 80 km, significant variations in elevation — a maximum elevation change of 369 m.

The land around Norfolk County is covered by trees (44%) and cropland (40%) within 3 km, cropland (52%) and trees (31%) within 16 km, and water (41%) and cropland (34%) within 80 km.

3 km
38 m
16 km
111 m
80 km
369 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Tillsonburg 28 km · Brant 33 km · Brantford 35 km · Woodstock 45 km · Ancaster 54 km · Christopher-Champlain 58 km · Cambridge 59 km · Fiddlesticks 63 km

Canada travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 83% of US
price level, 2025
GDP per capita
$55,698
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
2
per 100k, 2023
Road deaths
5.3
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 53%none 35%Muslim 5%Hindu 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 Norfolk County (42.8334°, -80.383°, elevation 235 m), 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).