Rosales weather in January

In January, Rosales sees average daytime highs of 29°C and overnight lows near 20°C, with 26 mm of rain across 5.2 wet days and about 11.2 hours of daylight. It is the 11th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 42% of the time in January, and the air most often feels muggy.

Daylight stretches from about 11 h 06 min at the start of January to 11 h 18 min by month's end. Set against the rest of the year, January is Rosales's 3rd-clearest and 1st-windiest month. For the whole year in context, see Rosales's year-round climate.

Daytime high
29°
11th warmest
Overnight low
20°
1st coldest
Rainfall
26 mm
5.2 wet days
Daylight
11 h 06 min
6:32 AM – 5:41 PM
Cloud cover
48%
3rd clearest
Wind
5 km/h
1st windiest
Solar energy
4.62 kWh/m²
Travel score
6.1
out of 10

Rosales is municipality of the Philippines in the province of Pangasinan.

Density
1,017/km²
people per km²
Founded
1852

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 29°C through the month.

A typical January day in Rosales reaches about 29°C in the afternoon and slips back to 20°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12920
22920
32920
42920
52920
62920
72920
82920
92920
102920
112920
122920
132920
142920
152920
162920
172920
182920
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292920
302920
312920

How January really feels in Rosales

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.

Rosales weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°265.211.26.1
Feb30° / 20°345.211.55.6
Mar32° / 21°458.611.94.5
Apr33° / 23°6913.112.33.5
May32° / 23°20221.912.72.7
Jun31° / 23°29626.812.92.6
Jul30° / 23°48929.312.92.7
Aug29° / 23°4462912.52.9
Sep29° / 23°36327.812.12.9
Oct30° / 22°29022.211.63.5
Nov30° / 22°10612.411.34.6
Dec30° / 21°708.411.15.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% 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 34%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36634
46535
56634
66634
76634
86634
96535
106535
116535
126535
136436
146436
156436
166436
176436
186436
196535
206535
216535
226634
236634
246733
256733
266733
276832
286832
296931
306931
316931

Chance of precipitation in January

Any precipitation

Rosales gets around 26 mm of rain over 5.2 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 rain averages around 17% and peaks near 20% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
119
218
317
417
516
616
715
815
915
1015
1115
1215
1316
1416
1516
1616
1717
1817
1918
2018
2118
2219
2319
2419
2519
2619
2719
2820
2920
3020
3120

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 57% of days. Sticky, muggy-or-worse air turns up on roughly 77% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11215523
21215622
31215721
41215721
51215820
62215720
72215819
82215819
92215819
102215819
112205919
122205919
133205819
143205720
153205720
163205720
173195820
183195820
193195820
203195820
213195820
223205621
233205621
243205621
253205621
263205621
274215421
284215421
294215421
304215421
314225321

Wind in January

Winds average 5 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 06 min at the start of January to 11 h 18 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 6:29 AM to 6:32 AM, and sunset from 5:33 PM to 5:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:295:33
211.16:295:33
311.16:295:34
411.16:305:34
511.16:305:35
611.16:305:36
711.16:305:36
811.16:315:37
911.16:315:37
1011.16:315:38
1111.16:315:38
1211.16:325:39
1311.16:325:40
1411.16:325:40
1511.16:325:41
1611.16:325:41
1711.26:325:42
1811.26:325:42
1911.26:335:43
2011.26:335:44
2111.26:335:44
2211.26:335:45
2311.26:335:45
2411.26:335:46
2511.26:335:46
2611.26:335:47
2711.26:335:47
2811.36:335:48
2911.36:325:48
3011.36:325:49
3111.36:325:49

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.62 kWh/m².

For context, solar energy here swings from a low near 4.12 kWh/m² to a high of 6.3 kWh/m² in April across the year — January's 4.62 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.4Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.6Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.8Bright
314.8Bright
Planning a trip in January

Hazard calendar for Rosales

In seasonPeak

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

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

Rosales's monsoon runs June–October, 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 Rosales?

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

6.1
Sightseeing
1st-best month of the year
7.9
Beach & pool
1st-best month of the year

January is a reasonable time to visit Rosales for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Rosales in January

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

In January, Rosales sees daytime highs around 29°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.

light clothessun protection

Sea temperature near Rosales 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 38 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°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar28Warm
Apr29Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Rosales 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 Rosales peaks around August 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 11 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 15UV 14Dec 11UV 8
UV index (midday)Level
Jan10Very high
Feb11Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun12Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Rosales 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 Rosales is worst in October — around 37 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateOct 1137 µg/m³Feb 1330 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb29Moderate
Mar32Moderate
Apr33Moderate
May33Moderate
Jun34Moderate
Jul32Moderate
Aug34Moderate
Sep36Poor
Oct37Poor
Nov35Moderate
Dec31Moderate
Location & terrain

Where is Rosales?

Rosales sits at 15.9°N, 120.6°E, 37 m above sea level, in Philippines. The nearest listed city is Villasis, 5.0 km away.

Topography around Rosales

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

Within 3 km, the terrain around Rosales has only modest variations in elevation — a maximum elevation change of 34 m around an average of 31 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 354 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,706 m.

The land around Rosales is covered by cropland (60%) and trees (25%) within 3 km, cropland (67%) and trees (25%) within 16 km, and trees (50%) and cropland (29%) within 80 km.

3 km
34 m
16 km
354 m
80 km
2,706 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Villasis 5.0 km · Urdaneta 11 km · Burgos 20 km · Guiset East 20 km · Bayambang 21 km · Manaoag 23 km · Ramos 25 km · Paniqui 26 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 Rosales (15.8944°, 120.6328°, elevation 37 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).