Tomar weather in January

In January, Tomar sees average daytime highs of 14°C and overnight lows near 6°C, with 75 mm of rain across 9.3 wet days and about 9.5 hours of daylight. It is the 12th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 14°C through the month. The sky is clear or mostly clear about 38% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 12 min at the start of January to 9 h 54 min by month's end. Set against the rest of the year, January is Tomar's 10th-clearest and 10th-windiest month. For the whole year in context, see Tomar's year-round climate.

Daytime high
14°
12th warmest
Overnight low
1st coldest
Rainfall
75 mm
9.3 wet days
Daylight
9 h 30 min
7:58 AM – 5:28 PM
Cloud cover
55%
10th clearest
Wind
12 km/h
10th windiest
Solar energy
2.17 kWh/m²
Travel score
4.1
out of 10

Tomar is city seat of Tomar municipality.

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 14°C through the month.

A typical January day in Tomar reaches about 14°C in the afternoon and slips back to 6°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 16°C. Set against its neighbours, January runs on par with December and about 2°C cooler than February.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1146
2146
3146
4146
5146
6146
7146
8146
9146
10136
11136
12136
13136
14136
15136
16146
17146
18146
19146
20146
21146
22146
23146
24146
25146
26146
27146
28146
29146
30146
31146

Tomar weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan14° / 759.39.54.1
Feb15° / 577.410.44.9
Mar18° / 648.311.76.2
Apr20° / 10°659.3136.4
May23° / 12°60814.17.3
Jun27° / 15°163.414.77.9
Jul30° / 16°51.414.56.9
Aug30° / 16°92.313.66.6
Sep27° / 15°394.912.37.5
Oct22° / 13°899.510.96.8
Nov17° / 859.79.85.5
Dec14° / 839.19.34.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 13% of January, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24753
34753
44753
54852
64852
74951
84951
95050
105050
115050
124951
134951
145050
155050
165050
175149
185050
195149
205149
215248
225248
235248
245347
255347
265347
275347
285347
295347
305248
315248

Chance of precipitation in January

Any precipitation

Tomar gets around 75 mm of rain over 9.3 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 30% and peaks near 34% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
133
234
334
434
534
633
733
833
933
1032
1132
1232
1331
1431
1531
1630
1730
1829
1929
2028
2128
2227
2327
2427
2527
2627
2727
2827
2927
3027
3127

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1946
2946
3946
4946
5955
6955
7955
8964
9964
10964
11973
12973
13973
14982
15982
16982
17982
18982
19982
20982
21982
22982
23982
24982
25982
26982
27973
28973
29973
30973
31982

Wind in January

Winds average 12 km/h in January.

Across January, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 12 min at the start of January to 9 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over January. Sunrise moves from 7:59 AM to 7:50 AM, and sunset from 5:14 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.27:595:14
29.38:005:15
39.38:005:16
49.38:005:16
59.38:005:17
69.38:005:18
79.38:005:19
89.38:005:20
99.48:005:21
109.48:005:22
119.47:595:23
129.47:595:24
139.47:595:25
149.47:595:26
159.57:595:27
169.57:585:28
179.57:585:29
189.57:575:30
199.67:575:31
209.67:575:32
219.67:565:33
229.67:565:34
239.77:555:35
249.77:555:36
259.77:545:37
269.87:535:38
279.87:535:40
289.87:525:41
299.87:515:42
309.97:515:43
319.97:505:44

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.17 kWh/m².

For context, solar energy here swings from a low near 1.9 kWh/m² to a high of 7.57 kWh/m² in July across the year — January's 2.17 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.9Dim
21.9Dim
31.9Dim
41.9Dim
51.9Dim
61.9Dim
72.0Dim
82.0Dim
92.0Dim
102.0Moderate
112.0Moderate
122.1Moderate
132.1Moderate
142.1Moderate
152.1Moderate
162.2Moderate
172.2Moderate
182.2Moderate
192.3Moderate
202.3Moderate
212.3Moderate
222.4Moderate
232.4Moderate
242.4Moderate
252.4Moderate
262.5Moderate
272.5Moderate
282.5Moderate
292.5Moderate
302.6Moderate
312.6Moderate
Planning a trip in January

Is January a good time to visit Tomar?

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

4.1
Sightseeing
12th-best month of the year
0.0
Beach & pool
12th-best month of the year

January is a reasonable time to visit Tomar for sightseeing.

What to pack for Tomar in January

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

In January, Tomar sees daytime highs around 14°C and nights near 6°C. Worth packing: a warm layer and rain gear. About 9 days see rain.

a warm layerrain gear

Sea temperature near Tomar in January

The nearest coast averages about 15°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 61 km away) is warmest in August at about 19°C and coldest in February near 14°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

12°14°16°18°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar14Bracing
Apr15Cool
May16Cool
Jun18Cool
Jul18Cool
Aug19Cool
Sep19Cool
Oct18Cool
Nov17Cool
Dec15Cool

UV index in Tomar in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tomar peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 15UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar6High
Apr7Very high
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct5Moderate
Nov2Moderate
Dec2Low

Air quality in Tomar 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 Tomar is worst in August — around 26 µg/m³ PM2.5 (moderate), about 3.6× the cleanest month (November, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodAug 1525 µg/m³Nov 237 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar12Moderate
Apr10Good
May8Good
Jun17Moderate
Jul17Moderate
Aug26Moderate
Sep12Good
Oct19Moderate
Nov7Good
Dec8Good
Location & terrain

Where is Tomar?

Tomar sits at 39.6°N, 8.4°W, 55 m above sea level, in Portugal. The nearest listed city is Entroncamento, 16 km away.

Topography around Tomar

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

Within 3 km, the terrain around Tomar has only modest variations in elevation — a maximum elevation change of 135 m around an average of 94 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 438 m; within 80 km, large variations in elevation — a maximum elevation change of 1,199 m.

The land around Tomar is covered by grassland (51%) and trees (32%) within 3 km, trees (58%) and grassland (32%) within 16 km, and trees (51%) and grassland (30%) within 80 km.

3 km
135 m
16 km
438 m
80 km
1,199 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Entroncamento 16 km · Torres Novas 18 km · Monsanto 30 km · Leiria 38 km · Pombal 40 km · Santarém 47 km · Marinha Grande 48 km · Alcobaça 49 km

Portugal travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E / F
230 V · 50 Hz
Prices
≈ 60% of US
price level, 2025
GDP per capita
$32,082
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
95%
of population, 2024
Homicide rate
0.7
per 100k, 2022
Road deaths
8.2
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 612
Religion
Catholic 68%not applicable 13%no religion 12%no response 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 Tomar (39.602°, -8.4092°, elevation 55 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).