Yae weather in December

In December, Yae sees average daytime highs of 9°C and overnight lows near 1°C, with 88 mm of precipitation across 13.4 wet days and about 9.7 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 11°C in the first days to 7°C by the end. The sky is clear or mostly clear about 15% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of December to 9 h 42 min by month's end. Set against the rest of the year, December is Yae's 6th-clearest and 4th-windiest month. For the whole year in context, see Yae's year-round climate.

Daytime high
10th warmest
Overnight low
3rd coldest
Precipitation
88 mm
13.4 wet days
Daylight
9 h 42 min
7:15 AM – 4:57 PM
Cloud cover
64%
6th clearest
Wind
9 km/h
4th windiest
Solar energy
2.09 kWh/m²
Travel score
1.6
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 11°C in the first days to 7°C by the end.

A typical December day in Yae reaches about 9°C in the afternoon and slips back to 1°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 13°C. Set against its neighbours, December runs about 6°C cooler than November and about 3°C warmer than January.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1113
2113
3112
4112
5102
6102
7102
8102
9102
1091
1191
1291
1391
1491
1591
1681
1781
1881
1981
2080
2180
2280
2380
2480
2580
2680
2770
2870
2970
3070
3170

How December really feels in Yae

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 29 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
29
wind chill below the day's low

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

Yae 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°8013.99.69.90.5
Feb / -1°8112.57.110.71.0
Mar12° / 11913.53.411.72.8
Apr18° / 12411.10.312.85.4
May22° / 12°14411.4013.86.4
Jun25° / 17°21915.3014.35.7
Jul29° / 21°26917.4014.14.6
Aug30° / 22°17215.5013.34.4
Sep26° / 17°21113.9012.25.9
Oct21° / 11°1129.4011.16.5
Nov15° / 829.70.310.24.4
Dec / 8813.45.69.71.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 22% of December, with mostly cloudy or overcast conditions the remaining 62%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24357
34258
44258
54159
64060
74159
83961
93961
103961
113763
123763
133862
143763
153763
163664
173664
183664
193664
203664
213664
223664
233664
243664
253664
263664
273664
283664
293664
303664
313565

Chance of precipitation in December

Any precipitationSnow

Yae gets around 88 mm of rain and snow over 13.4 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 42% and peaks near 43% on the wettest days, and about 6 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1388
2399
3399
44010
54111
64112
74213
84214
94315
104315
114316
124316
134317
144317
154317
164318
174318
184318
194319
204320
214320
224321
234321
244322
254223
264223
274224
284224
294125
304125
314126

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 (%)Comfortable (%)
1991
2991
3991
4991
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 48 min at the start of December to 9 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:04 AM to 7:22 AM, and sunset from 4:55 PM to 5:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.87:044:55
29.87:054:55
39.87:064:55
49.87:074:55
59.87:084:55
69.87:084:55
79.87:094:55
89.77:104:55
99.77:114:55
109.77:114:55
119.77:124:55
129.77:134:56
139.77:144:56
149.77:144:56
159.77:154:56
169.77:154:57
179.77:164:57
189.77:174:57
199.77:174:58
209.77:184:58
219.77:184:59
229.77:194:59
239.77:194:59
249.77:205:00
259.77:205:01
269.77:205:01
279.77:215:02
289.77:215:02
299.77:215:03
309.77:225:03
319.77:225:04

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.09 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.09 kWh/m² to a high of 5.56 kWh/m² in May across the year — December's 2.09 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.2Moderate
22.2Moderate
32.2Moderate
42.2Moderate
52.1Moderate
62.1Moderate
72.1Moderate
82.1Moderate
92.1Moderate
102.1Moderate
112.1Moderate
122.1Moderate
132.1Moderate
142.1Moderate
152.1Moderate
162.1Moderate
172.1Moderate
182.1Moderate
192.1Moderate
202.1Moderate
212.1Moderate
222.1Moderate
232.1Moderate
242.1Moderate
252.1Moderate
262.1Moderate
272.1Moderate
282.2Moderate
292.2Moderate
302.2Moderate
312.2Moderate
Planning a trip in December

Hazard calendar for Yae

In seasonPeak

In December, Yae sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Yae sits in the Pacific typhoon belt; the season peaks July–October.

Yae's rainy season runs April–September, when most of the year's rain falls.

Pacific typhoon
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Yae?

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

1.6
Sightseeing
10th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Yae.

What to pack for Yae in December

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

In December, Yae sees daytime highs around 9°C and nights near 1°C. Pack a warm layer. Worth having: rain gear. About 13 days see rain.

a warm layerrain gear

Sea temperature near Yae in December

The nearest coast averages about 17°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 43 km away) is warmest in August at about 27°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 9 to Nov 18 — about 5.4 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Cool
Feb14Bracing
Mar14Bracing
Apr15Bracing
May17Cool
Jun21Refreshing
Jul24Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov20Refreshing
Dec17Cool

UV index in Yae in December

LowModerateHighVery highExtreme

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

Under clear skies, the midday UV index in Yae peaks around July 16 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJul 16UV 10Dec 23UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7Very high
May8Very high
Jun10Very high
Jul10Extreme
Aug9Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Yae 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 Yae is worst in April — around 22 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (October, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1322 µg/m³Oct 1711 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar21Moderate
Apr22Moderate
May20Moderate
Jun18Moderate
Jul14Moderate
Aug14Moderate
Sep12Good
Oct11Good
Nov12Good
Dec11Good
Location & terrain

Where is Yae?

Yae sits at 34.7°N, 132.5°E, 292 m above sea level, in Japan. The nearest listed city is Aki-takata, 14 km away.

Topography around Yae

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

Within 3 km, the terrain around Yae has significant variations in elevation — a maximum elevation change of 356 m around an average of 329 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 951 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,327 m.

The land around Yae is covered by trees (64%) and cropland (20%) within 3 km, trees (88%) within 16 km, and trees (67%) and water (27%) within 80 km.

3 km
356 m
16 km
951 m
80 km
1,327 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Aki-takata 14 km · Gion 28 km · Miyoshi 32 km · Hiroshima 32 km · Fuchū 33 km · Kaitaichi 35 km · Higashihiroshima 36 km · Kumano 39 km

Japan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
100 V · 50 / 60 Hz
Prices
≈ 65% of US
price level, 2025
GDP per capita
$35,951
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.2
per 100k, 2023
Road deaths
3.6
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 446
Religion
Shintoism 49%Buddhism 46%other 4%Christianity 1%

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 Yae (34.6833°, 132.5333°, elevation 292 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).