Tanjay weather in January

In January, Tanjay sees average daytime highs of 28°C and overnight lows near 24°C, with 111 mm of rain across 18.5 wet days and about 11.5 hours of daylight. It is the 12th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 18% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 30 min at the start of January to 11 h 36 min by month's end. Set against the rest of the year, January is Tanjay's 4th-clearest and 1st-windiest month. For the whole year in context, see Tanjay's year-round climate.

Daytime high
28°
12th warmest
Overnight low
24°
2nd coldest
Rainfall
111 mm
18.5 wet days
Daylight
11 h 30 min
6:12 AM – 5:42 PM
Cloud cover
72%
4th clearest
Wind
13 km/h
1st windiest
Solar energy
4.61 kWh/m²
Travel score
5.0
out of 10

Tanjay is city of the Philippines in the province of Negros Oriental.

Density
317/km²
people per km²
Founded
1580

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 28°C through the month.

A typical January day in Tanjay reaches about 28°C in the afternoon and slips back to 24°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 29°C. Set against its neighbours, January runs on par with December and on par with February.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12824
22824
32824
42824
52824
62824
72824
82824
92824
102824
112824
122824
132824
142824
152824
162824
172824
182824
192824
202824
212824
222824
232824
242824
252824
262824
272824
282824
292824
302824
312824

How January really feels in Tanjay

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.

Tanjay weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 24°11118.511.55.0
Feb28° / 24°10213.311.75.6
Mar29° / 25°9314.311.95.2
Apr30° / 25°7815.112.24.6
May30° / 26°13923.412.43.5
Jun29° / 25°19125.712.53.2
Jul29° / 25°19826.112.53.3
Aug29° / 25°16223.612.33.6
Sep29° / 25°17724.812.13.4
Oct29° / 25°19427.111.83.3
Nov29° / 25°16224.311.63.6
Dec28° / 25°16323.211.54.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 15% of January, with mostly cloudy or overcast conditions the remaining 67%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23169
33169
43169
53169
63169
73169
83169
93169
103169
113169
123169
133169
143070
153070
163169
173169
183169
193367
203367
213367
223367
233565
243565
253565
263664
273763
283763
293763
303763
313862

Chance of precipitation in January

Any precipitation

Tanjay gets around 111 mm of rain over 18.5 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 59% and peaks near 67% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
167
267
367
467
566
665
765
864
963
1062
1162
1261
1360
1460
1559
1658
1758
1857
1957
2056
2156
2256
2356
2455
2555
2655
2754
2854
2953
3053
3153

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 92% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
148313
248412
348511
448610
53889
63898
73907
83916
93916
103925
113934
123934
133934
143943
153943
163943
173943
184933
194933
204933
214933
225923
235932
245932
255932
265932
276922
286922
296922
306922
315932

Wind in January

Winds average 13 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 30 min at the start of January to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over January. Sunrise moves from 6:07 AM to 6:13 AM, and sunset from 5:34 PM to 5:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:075:34
211.56:075:35
311.56:085:35
411.56:085:36
511.56:085:36
611.56:095:37
711.56:095:37
811.56:095:38
911.56:105:38
1011.56:105:39
1111.56:105:39
1211.56:115:40
1311.56:115:40
1411.56:115:41
1511.56:115:41
1611.56:125:42
1711.56:125:42
1811.56:125:43
1911.56:125:43
2011.56:125:44
2111.56:135:44
2211.56:135:44
2311.56:135:45
2411.56:135:45
2511.56:135:46
2611.66:135:46
2711.66:135:47
2811.66:135:47
2911.66:135:47
3011.66:135:48
3111.66:135:48

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.61 kWh/m².

For context, solar energy here swings from a low near 4.39 kWh/m² to a high of 6.3 kWh/m² in April across the year — January's 4.61 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.9Bright
Planning a trip in January

Hazard calendar for Tanjay

In seasonPeak

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

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

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

Is January a good time to visit Tanjay?

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

5.0
Sightseeing
3rd-best month of the year
5.3
Beach & pool
4th-best month of the year

January is a reasonable time to visit Tanjay for sightseeing.

What to pack for Tanjay in January

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

In January, Tanjay sees daytime highs around 28°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

Sea temperature near Tanjay in January

The nearest coast averages about 27°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 27 km away) is warmest in June at about 30°C and coldest in February near 27°C.

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

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar28Warm
Apr28Tropical
May29Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Tanjay in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tanjay peaks around March 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 22UV 15Dec 12UV 10
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar15Extreme
Apr14Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec10Very high
Location & terrain

Where is Tanjay?

Tanjay sits at 9.5°N, 123.2°E, 10 m above sea level, in Philippines. The nearest listed city is Bais, 9.0 km away.

Topography around Tanjay

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

Within 3 km, the terrain around Tanjay has only modest variations in elevation — a maximum elevation change of 25 m around an average of 5 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,082 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,814 m.

The land around Tanjay is covered by water (30%), trees (25%) and cropland (25%) within 3 km, trees (44%) and water (43%) within 16 km, and water (53%) and trees (40%) within 80 km.

3 km
25 m
16 km
1,082 m
80 km
1,814 m
treesgrasslandcroplandartificial surfaceswatermangroves
January weather nearby: Bais 9.0 km · Sibulan 22 km · Dumaguete 29 km · Santa Catalina 38 km · Bayawan 42 km · Kabankalan 64 km · Guihulñgan 68 km · Suay 69 km

Philippines travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
230 V · 60 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$4,171
2025
Happiness
6.2 / 10
World Happiness, 2025
Safe drinking water
48%
of population, 2024
Homicide rate
4.3
per 100k, 2023
Road deaths
12
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 569
Religion
Roman Catholic 79%other 8%Muslim 6%other Christian 4%

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 Tanjay (9.5162°, 123.158°, 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).