Sông Cầu weather in January

In January, Sông Cầu sees average daytime highs of 24°C and overnight lows near 22°C, with 105 mm of rain across 16.3 wet days and about 11.3 hours of daylight. It is the 12th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 15% of the time in January, and the air most often feels muggy.

Daylight stretches from about 11 h 12 min at the start of January to 11 h 24 min by month's end. Set against the rest of the year, January is Sông Cầu's 4th-clearest and 3rd-windiest month. For the whole year in context, see Sông Cầu's year-round climate.

Daytime high
24°
12th warmest
Overnight low
22°
1st coldest
Rainfall
105 mm
16.3 wet days
Daylight
11 h 18 min
6:14 AM – 5:31 PM
Cloud cover
67%
4th clearest
Wind
18 km/h
3rd windiest
Solar energy
3.73 kWh/m²
Travel score
5.9
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical January day in Sông Cầu reaches about 24°C in the afternoon and slips back to 22°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 26°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12422
22422
32422
42422
52422
62422
72422
82422
92422
102422
112422
122422
132422
142422
152422
162422
172422
182422
192422
202422
212422
222421
232421
242421
252421
262421
272421
282421
292421
302421
312421

How January really feels in Sông Cầu

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

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Sông Cầu weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 22°10516.311.35.9
Feb25° / 22°5310.511.66.7
Mar27° / 23°6010.411.96.7
Apr29° / 25°6410.612.35.7
May30° / 26°14718.212.63.9
Jun31° / 27°8616.112.83.5
Jul31° / 27°7914.712.73.8
Aug31° / 27°9815.512.43.6
Sep30° / 26°21522.312.13.3
Oct28° / 25°36126.411.73.8
Nov26° / 24°41023.811.44.4
Dec25° / 23°27822.411.24.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 24% of January, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13268
23466
33565
43763
53763
63862
73961
83961
94159
104159
114060
124159
134159
144060
154060
164060
174060
184060
194060
203862
213862
223862
233961
243961
253961
264159
274159
284357
294456
304555
314753

Chance of precipitation in January

Any precipitation

Sông Cầu gets around 105 mm of rain over 16.3 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 52% and peaks near 59% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
159
259
358
457
557
656
755
855
954
1053
1153
1253
1352
1452
1552
1651
1751
1851
1951
2051
2151
2251
2351
2450
2550
2649
2749
2848
2947
3046
3145

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 80% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
13155131
23155230
33155230
43155230
53155230
63155230
73155329
83155329
93155329
103155329
113155329
123155329
133155329
143155428
153155428
163165328
173165328
183175228
193175228
203185227
213185227
223185326
233185326
243195325
253195325
263195424
273195424
283205324
293205423
303205423
313205423

Wind in January

Winds average 18 km/h in January.

Across January, daily wind ranges from about 17 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120breezy
220light breeze
320light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 12 min at the start of January to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over January. Sunrise moves from 6:10 AM to 6:14 AM, and sunset from 5:23 PM to 5:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:105:23
211.26:105:23
311.26:105:24
411.26:115:24
511.26:115:25
611.26:115:26
711.26:125:26
811.26:125:27
911.26:125:27
1011.36:135:28
1111.36:135:28
1211.36:135:29
1311.36:135:29
1411.36:135:30
1511.36:145:30
1611.36:145:31
1711.36:145:32
1811.36:145:32
1911.36:145:33
2011.36:145:33
2111.36:145:34
2211.36:145:34
2311.36:155:35
2411.36:155:35
2511.46:155:36
2611.46:155:36
2711.46:155:37
2811.46:155:37
2911.46:155:38
3011.46:145:38
3111.46:145:38

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.73 kWh/m².

For context, solar energy here swings from a low near 3.06 kWh/m² to a high of 6.1 kWh/m² in April across the year — January's 3.73 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.4Moderate
43.5Moderate
53.5Moderate
63.5Moderate
73.5Moderate
83.6Moderate
93.6Moderate
103.6Moderate
113.6Moderate
123.7Moderate
133.7Moderate
143.7Moderate
153.7Moderate
163.7Moderate
173.7Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.9Moderate
243.9Moderate
253.9Moderate
263.9Moderate
274.0Moderate
284.0Bright
294.0Bright
304.1Bright
314.1Bright
Planning a trip in January

Hazard calendar for Sông Cầu

In seasonPeak

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

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

Sông Cầu's monsoon runs September–December, when most of the year's rain falls.

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

Is January a good time to visit Sông Cầu?

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

5.9
Sightseeing
3rd-best month of the year
5.2
Beach & pool
8th-best month of the year

January is a reasonable time to visit Sông Cầu for sightseeing.

What to pack for Sông Cầu in January

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

In January, Sông Cầu sees daytime highs around 24°C and nights near 22°C. Pack rain gear. Worth having: light clothes. About 16 days see rain.

rain gearlight clothes

Sea temperature near Sông Cầu in January

The nearest coast averages about 24°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 19 km away) is warmest in September at about 29°C and coldest in January near 24°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb24Warm
Mar25Warm
Apr27Warm
May28Tropical
Jun29Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct28Warm
Nov27Warm
Dec25Warm

UV index in Sông Cầu in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sông Cầu peaks around August 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 8 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highAug 14UV 13Dec 16UV 8
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar12Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Sông Cầu 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 Sông Cầu is worst in April — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1616 µg/m³Nov 1613 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb14Moderate
Mar15Moderate
Apr16Moderate
May15Moderate
Jun16Moderate
Jul15Moderate
Aug16Moderate
Sep14Moderate
Oct14Moderate
Nov13Moderate
Dec14Moderate
Location & terrain

Where is Sông Cầu?

Sông Cầu sits at 13.5°N, 109.2°E, 10 m above sea level, in Vietnam. The nearest listed city is Qui Nhon, 36 km away.

Ninh HòaEa Drăng

Topography around Sông Cầu

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

Within 3 km, the terrain around Sông Cầu has significant variations in elevation — a maximum elevation change of 317 m around an average of 41 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 830 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,533 m.

The land around Sông Cầu is covered by water (42%) and trees (39%) within 3 km, trees (52%) and water (34%) within 16 km, and trees (46%) and water (35%) within 80 km.

3 km
317 m
16 km
830 m
80 km
1,533 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Qui Nhon 36 km · Tuy Hòa 41 km · An Nhơn 49 km · Tu Bông 77 km · An Khê 83 km · A Yun Pa 86 km · Ninh Hòa 108 km · Ea Drăng 113 km

Vietnam travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C / F
220 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$5,066
2025
Happiness
6.4 / 10
World Happiness, 2025
Safe drinking water
59%
of population, 2024
Homicide rate
1.5
per 100k, 2011
Road deaths
30.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 500
Religion
none 86%Catholic 6%Buddhist 6%Protestant 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 Sông Cầu (13.4556°, 109.2235°, elevation 10 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).