Itarema weather in January

In January, Itarema sees average daytime highs of 31°C and overnight lows near 25°C, with 103 mm of rain across 18 wet days and about 12.2 hours of daylight. It is the 7th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 24% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of January to 12 h 06 min by month's end. Set against the rest of the year, January is Itarema's 9th-clearest and 8th-windiest month. For the whole year in context, see Itarema's year-round climate.

Daytime high
31°
7th warmest
Overnight low
25°
9th coldest
Rainfall
103 mm
18 wet days
Daylight
12 h 12 min
5:44 AM – 5:54 PM
Cloud cover
65%
9th clearest
Wind
15 km/h
8th windiest
Solar energy
5.52 kWh/m²
Travel score
3.7
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical January day in Itarema reaches about 31°C in the afternoon and slips back to 25°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 33°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13125
23125
33125
43125
53125
63125
73125
83125
93125
103125
113125
123125
133125
143125
153125
163125
173125
183125
193125
203125
213125
223125
233125
243125
253125
263125
273125
283125
293125
303125
313025

How January really feels in Itarema

Once humidity and wind are folded in, January averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Itarema weather by month

How January compares with the rest of the year at a glance. January is the 7th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 25°1031812.23.7
Feb30° / 25°14922.212.13.3
Mar30° / 24°22727.1123.1
Apr30° / 24°27125.911.93.1
May30° / 25°11818.411.94.0
Jun31° / 24°347.711.85.1
Jul31° / 24°173.511.85.2
Aug32° / 24°30.511.95.1
Sep32° / 25°20.3125.1
Oct32° / 25°30.612.15.1
Nov32° / 25°51.212.14.9
Dec32° / 25°236.612.24.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 19% of January, with mostly cloudy or overcast conditions the remaining 57%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15644
25545
35446
45248
55149
64951
74852
84852
94654
104555
114357
124258
134159
144159
154060
164060
173961
183961
193862
203961
213961
223961
233862
243763
253862
263862
273862
283862
293862
303862
313862

Chance of precipitation in January

Any precipitation

Itarema gets around 103 mm of rain over 18 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 58% and peaks near 68% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
142
244
346
447
548
650
751
852
953
1054
1155
1256
1357
1458
1558
1659
1760
1860
1961
2062
2162
2263
2363
2464
2565
2665
2766
2866
2967
3067
3168

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 88% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11954
21954
31945
41945
51936
61936
71927
81927
90928
100928
110919
120919
1309010
1409010
1508911
1608911
1708812
1808713
1908713
2008614
2108614
2208515
2308515
2408416
2508317
2608317
2708218
2808119
2908020
3007921
3107822

Wind in January

Winds average 15 km/h in January.

Across January, daily wind ranges from about 14 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 12 min at the start of January to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over January. Sunrise moves from 5:38 AM to 5:49 AM, and sunset from 5:48 PM to 5:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:385:48
212.25:385:48
312.25:395:49
412.25:395:49
512.25:405:49
612.25:405:50
712.25:415:50
812.25:415:51
912.25:415:51
1012.25:425:51
1112.25:425:52
1212.25:435:52
1312.25:435:53
1412.25:445:53
1512.25:445:53
1612.25:445:54
1712.25:455:54
1812.15:455:54
1912.15:465:54
2012.15:465:55
2112.15:465:55
2212.15:475:55
2312.15:475:55
2412.15:475:56
2512.15:485:56
2612.15:485:56
2712.15:485:56
2812.15:485:56
2912.15:495:57
3012.15:495:57
3112.15:495:57

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.52 kWh/m².

For context, solar energy here swings from a low near 4.67 kWh/m² to a high of 6.8 kWh/m² in September across the year — January's 5.52 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in January

Hazard calendar for Itarema

In seasonPeak

None of Itarema's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Itarema's monsoon runs February–April, when most of the year's rain falls.

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

Is January a good time to visit Itarema?

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

3.7
Sightseeing
9th-best month of the year
5.5
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Itarema.

What to pack for Itarema in January

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

In January, Itarema sees daytime highs around 31°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

Sea temperature near Itarema in January

The nearest coast averages about 28°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in April at about 29°C and coldest in August 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
Jan28Tropical
Feb28Tropical
Mar29Tropical
Apr29Tropical
May29Tropical
Jun28Tropical
Jul27Warm
Aug27Warm
Sep27Warm
Oct27Warm
Nov28Warm
Dec28Tropical

UV index in Itarema in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Itarema peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 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 highExtremeMar 17UV 15Jun 23UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr14Extreme
May12Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec11Extreme
Location & terrain

Where is Itarema?

Itarema sits at 2.9°S, 39.9°W, 21 m above sea level, in Brazil. The nearest listed city is Acaraú, 23 km away.

Topography around Itarema

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

Within 3 km, the terrain around Itarema has only modest variations in elevation — a maximum elevation change of 29 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 50 m; within 80 km, large variations in elevation — a maximum elevation change of 846 m.

The land around Itarema is covered by grassland (53%) within 3 km, water (37%), grassland (26%) and trees (21%) within 16 km, and water (37%), shrubs (23%) and grassland (20%) within 80 km.

3 km
29 m
16 km
50 m
80 km
846 m
treesshrubsgrasslandartificial surfacesbare terrainwaterwetlandmangroves
January weather nearby: Acaraú 23 km · Bela Cruz 32 km · Marco 34 km · Morrinhos 42 km · Amontada 50 km · Jijoca de Jericoacoara 59 km · Santana do Acaraú 69 km · Itapipoca 74 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 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 Itarema (-2.9203°, -39.915°, elevation 21 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).