Itapecuru Mirim weather in December

In December, Itapecuru Mirim sees average daytime highs of 34°C and overnight lows near 25°C, with 84 mm of rain across 12.7 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 17% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of December to 12 h 12 min by month's end. Set against the rest of the year, December is Itapecuru Mirim's 7th-clearest and 4th-windiest month. For the whole year in context, see Itapecuru Mirim's year-round climate.

Daytime high
34°
4th warmest
Overnight low
25°
11th coldest
Rainfall
84 mm
12.7 wet days
Daylight
12 h 12 min
5:48 AM – 5:59 PM
Cloud cover
67%
7th clearest
Wind
10 km/h
4th windiest
Solar energy
5.4 kWh/m²
Travel score
2.6
out of 10

Itapecuru Mirim is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 34°C through the month.

A typical December day in Itapecuru Mirim reaches about 34°C in the afternoon and slips back to 25°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 37°C. Set against its neighbours, December runs about 1°C cooler than November and about 2°C warmer than January.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13525
23525
33525
43525
53525
63525
73525
83525
93525
103525
113525
123525
133425
143425
153425
163425
173425
183425
193425
203425
213425
223425
233425
243425
253425
263425
273425
283425
293325
303324
313324

How December really feels in Itapecuru Mirim

Once humidity and wind are folded in, December 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
9 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

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

Itapecuru Mirim weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 24°23323.212.22.6
Feb32° / 24°26624.212.12.5
Mar31° / 23°33028.6122.4
Apr31° / 23°32027.311.92.5
May31° / 23°17620.811.83.2
Jun31° / 23°5510.511.84.3
Jul32° / 23°295.511.84.5
Aug34° / 24°71.611.93.9
Sep35° / 25°50.9123.1
Oct36° / 25°152.912.12.7
Nov35° / 25°395.912.22.6
Dec34° / 25°8412.712.22.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 21% of December, with mostly cloudy or overcast conditions the remaining 62%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24951
34753
44753
54753
64753
74654
84654
94555
104555
114456
124258
134258
144159
154060
163862
173862
183664
193565
203466
213466
223268
233268
243268
253070
262971
272872
282872
292773
302674
312674

Chance of precipitation in December

Any precipitation

Itapecuru Mirim gets around 84 mm of rain over 12.7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 41% and peaks near 62% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
125
225
326
427
527
628
729
830
931
1032
1133
1235
1336
1437
1539
1640
1742
1843
1945
2046
2148
2249
2351
2452
2553
2655
2756
2858
2959
3060
3162

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 81% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1123751
2123751
3123751
4122761
5122761
6121771
7121771
8120772
9120772
10119782
11119782
12118792
13018802
14017812
15017812
16016822
17015832
18015832
19014842
20014833
21013843
22013843
23012853
24011863
25011863
26010864
27010864
2809874
2908875
3008875
3107885

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

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

Days grow by about 0 minutes over December. Sunrise moves from 5:42 AM to 5:55 AM, and sunset from 5:53 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:425:53
212.25:425:53
312.25:425:54
412.25:435:54
512.25:435:54
612.25:445:55
712.25:445:55
812.25:445:56
912.25:455:56
1012.25:455:57
1112.25:465:57
1212.25:465:58
1312.25:465:58
1412.25:475:59
1512.25:475:59
1612.25:485:59
1712.25:486:00
1812.25:496:00
1912.25:496:01
2012.25:506:01
2112.25:506:02
2212.25:516:02
2312.25:516:03
2412.25:516:03
2512.25:526:04
2612.25:526:04
2712.25:536:05
2812.25:536:05
2912.25:546:06
3012.25:546:06
3112.25:556:06

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.4 kWh/m².

For context, solar energy here swings from a low near 4.33 kWh/m² to a high of 6.29 kWh/m² in October across the year — December's 5.4 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.0Bright
Planning a trip in December

Hazard calendar for Itapecuru Mirim

In seasonPeak

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

Itapecuru Mirim's monsoon runs January–May, when most of the year's rain falls.

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

Is December a good time to visit Itapecuru Mirim?

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

2.6
Sightseeing
7th-best month of the year
5.3
Beach & pool
7th-best month of the year

December is a weaker month for outdoor sightseeing in Itapecuru Mirim.

What to pack for Itapecuru Mirim in December

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

In December, Itapecuru Mirim sees daytime highs around 34°C and nights near 25°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Itapecuru Mirim in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Itapecuru Mirim peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 15 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 17UV 15Jul 15UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Itapecuru Mirim in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Itapecuru Mirim is worst in October — around 25 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (June, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateOct 2125 µg/m³Jun 199 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb16Moderate
Mar15Moderate
Apr13Moderate
May10Good
Jun8Good
Jul9Good
Aug12Good
Sep16Moderate
Oct25Moderate
Nov23Moderate
Dec17Moderate
Location & terrain

Where is Itapecuru Mirim?

Itapecuru Mirim sits at 3.4°S, 44.4°W, 20 m above sea level, in Brazil. The nearest listed city is Cantanhede, 27 km away.

Topography around Itapecuru Mirim

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

Within 3 km, the terrain around Itapecuru Mirim has only modest variations in elevation — a maximum elevation change of 41 m around an average of 21 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 101 m; within 80 km, only modest variations in elevation — a maximum elevation change of 121 m.

The land around Itapecuru Mirim is covered by grassland (47%) and trees (35%) within 3 km, trees (64%) and grassland (33%) within 16 km, and trees (48%) and grassland (29%) within 80 km.

3 km
41 m
16 km
101 m
80 km
121 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
December weather nearby: Cantanhede 27 km · Santa Rita 28 km · Miranda do Norte 31 km · Anajatuba 32 km · Matões do Norte 34 km · Pirapemas 40 km · Bacabeira 47 km · Arari 47 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 Itapecuru Mirim (-3.3925°, -44.3586°, elevation 20 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. 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).