Trairi weather in December

In December, Trairi sees average daytime highs of 29°C and overnight lows near 26°C, with 28 mm of rain across 7.6 wet days and about 12.2 hours of daylight. It is the 5th-warmest and 8th-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 51% 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 Trairi's 7th-clearest and 6th-windiest month. For the whole year in context, see Trairi's year-round climate.

Daytime high: 29°; 5th warmest
Overnight low: 26°; 12th coldest
Rainfall: 28 mm; 7.6 wet days
Daylight: 12 h 12 min; 5:28 AM – 5:39 PM
Cloud cover: 45%; 7th clearest
Wind: 21 km/h; 6th windiest
Solar energy: 6.18 kWh/m²
Travel score: 5.7; out of 10

Trairi is human settlement in Brazil.

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

← November Trairi year-round climate January →Best places to visit in December

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical December day in Trairi reaches about 29°C in the afternoon and slips back to 26°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 30°C. Set against its neighbours, December runs on par with November and on par with January.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Avg high (°C)	30	30	30	30	30	30	30	30	30	30	30	30	30	30	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29
Avg low (°C)	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26

	Avg high (°C)	Avg low (°C)
1	30	26
2	30	26
3	30	26
4	30	26
5	30	26
6	30	26
7	30	26
8	30	26
9	30	26
10	30	26
11	30	26
12	30	26
13	30	26
14	30	26
15	29	26
16	29	26
17	29	26
18	29	26
19	29	26
20	29	26
21	29	26
22	29	26
23	29	26
24	29	26
25	29	26
26	29	26
27	29	26
28	29	26
29	29	26
30	29	26
31	29	26

How December really feels in Trairi

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

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

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

Trairi weather by month

How December compares with the rest of the year at a glance. December is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	29° / 25°	104	18.7	12.2	4.4
Feb	29° / 25°	160	22.2	12.1	3.8
Mar	29° / 25°	240	26.5	12	3.5
Apr	29° / 25°	270	26.4	11.9	3.5
May	29° / 25°	127	20.1	11.9	4.4
Jun	29° / 25°	69	14.4	11.8	5.2
Jul	29° / 25°	37	7.8	11.8	6.1
Aug	30° / 25°	7	1.7	11.9	6.7
Sep	30° / 25°	3	1	12	6.9
Oct	30° / 26°	4	1.1	12.1	6.8
Nov	30° / 26°	7	2.1	12.1	6.5
Dec	29° / 26°	28	7.6	12.2	5.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 17% of December, with mostly cloudy or overcast conditions the remaining 32%. Skies tend to cloud over as the month goes on.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Clearer (%)	74	73	72	72	71	71	71	71	71	70	70	71	70	70	70	69	68	68	67	67	66	66	66	65	65	65	63	63	62	61	60
Cloudier (%)	26	27	28	28	29	29	29	29	29	30	30	29	30	30	30	31	32	32	33	33	34	34	34	35	35	35	37	37	38	39	40

	Clearer (%)	Cloudier (%)
1	74	26
2	73	27
3	72	28
4	72	28
5	71	29
6	71	29
7	71	29
8	71	29
9	71	29
10	70	30
11	70	30
12	71	29
13	70	30
14	70	30
15	70	30
16	69	31
17	68	32
18	68	32
19	67	33
20	67	33
21	66	34
22	66	34
23	66	34
24	65	35
25	65	35
26	65	35
27	63	37
28	63	37
29	62	38
30	61	39
31	60	40

Chance of precipitation in December

Any precipitation

Trairi gets around 28 mm of rain over 7.6 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 26% and peaks near 42% on the wettest days. The odds climb toward the end of the month.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Rain chance (%)	11	12	12	13	14	15	16	17	18	19	20	21	23	24	25	26	27	28	29	30	31	31	32	33	34	35	36	38	39	40	42

	Rain chance (%)
1	11
2	12
3	12
4	13
5	14
6	15
7	16
8	17
9	18
10	19
11	20
12	21
13	23
14	24
15	25
16	26
17	27
18	28
19	29
20	30
21	31
22	31
23	32
24	33
25	34
26	35
27	36
28	38
29	39
30	40
31	42

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 95% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Oppressive (%)	98	98	98	98	98	98	98	98	97	97	97	97	97	97	97	97	97	96	96	95	95	94	94	93	93	92	92	91	90	90	90
Miserable (%)	2	2	2	2	2	2	2	2	3	3	3	3	3	3	3	3	3	4	4	5	5	6	6	7	7	8	8	9	10	10	10

	Oppressive (%)	Miserable (%)
1	98	2
2	98	2
3	98	2
4	98	2
5	98	2
6	98	2
7	98	2
8	98	2
9	97	3
10	97	3
11	97	3
12	97	3
13	97	3
14	97	3
15	97	3
16	97	3
17	97	3
18	96	4
19	96	4
20	95	5
21	95	5
22	94	6
23	94	6
24	93	7
25	93	7
26	92	8
27	92	8
28	91	9
29	90	10
30	90	10
31	90	10

Wind in December

Winds average 21 km/h in December.

Across December, daily wind ranges from about 19 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Wind speed (km/h)	22	22	22	22	21	21	21	21	21	21	21	21	21	21	21	21	21	21	21	20	20	20	20	20	20	20	20	20	19	19	19
Feels	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze

	Wind speed (km/h)	Feels
1	22	breezy
2	22	breezy
3	22	breezy
4	22	breezy
5	21	breezy
6	21	breezy
7	21	breezy
8	21	breezy
9	21	breezy
10	21	breezy
11	21	breezy
12	21	breezy
13	21	breezy
14	21	breezy
15	21	breezy
16	21	breezy
17	21	breezy
18	21	breezy
19	21	breezy
20	20	breezy
21	20	breezy
22	20	breezy
23	20	breezy
24	20	breezy
25	20	light breeze
26	20	light breeze
27	20	light breeze
28	20	light breeze
29	19	light breeze
30	19	light breeze
31	19	light breeze

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 5:22 AM to 5:35 AM, and sunset from 5:32 PM to 5:46 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Daylight (h)	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2
Sunrise (AM)	5:22	5:22	5:22	5:23	5:23	5:23	5:24	5:24	5:25	5:25	5:25	5:26	5:26	5:27	5:27	5:28	5:28	5:28	5:29	5:29	5:30	5:30	5:31	5:31	5:32	5:32	5:33	5:33	5:34	5:34	5:35
Sunset (PM)	5:32	5:33	5:33	5:33	5:34	5:34	5:35	5:35	5:36	5:36	5:37	5:37	5:37	5:38	5:38	5:39	5:39	5:40	5:40	5:41	5:41	5:42	5:42	5:43	5:43	5:44	5:44	5:45	5:45	5:45	5:46

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.2	5:22	5:32
2	12.2	5:22	5:33
3	12.2	5:22	5:33
4	12.2	5:23	5:33
5	12.2	5:23	5:34
6	12.2	5:23	5:34
7	12.2	5:24	5:35
8	12.2	5:24	5:35
9	12.2	5:25	5:36
10	12.2	5:25	5:36
11	12.2	5:25	5:37
12	12.2	5:26	5:37
13	12.2	5:26	5:37
14	12.2	5:27	5:38
15	12.2	5:27	5:38
16	12.2	5:28	5:39
17	12.2	5:28	5:39
18	12.2	5:28	5:40
19	12.2	5:29	5:40
20	12.2	5:29	5:41
21	12.2	5:30	5:41
22	12.2	5:30	5:42
23	12.2	5:31	5:42
24	12.2	5:31	5:43
25	12.2	5:32	5:43
26	12.2	5:32	5:44
27	12.2	5:33	5:44
28	12.2	5:33	5:45
29	12.2	5:34	5:45
30	12.2	5:34	5:45
31	12.2	5:35	5:46

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.18 kWh/m².

For context, solar energy here swings from a low near 4.84 kWh/m² to a high of 6.82 kWh/m² in September across the year — December's 6.18 kWh/m² falls in the middle.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Solar energy (kWh/m²)	6.4	6.4	6.4	6.4	6.4	6.3	6.3	6.3	6.3	6.3	6.2	6.2	6.2	6.2	6.2	6.1	6.1	6.1	6.1	6.1	6.1	6.1	6.0	6.0	6.0	6.0	6.0	6.0	6.0	6.0	6.0
Level	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	6.4	Intense
2	6.4	Intense
3	6.4	Intense
4	6.4	Intense
5	6.4	Intense
6	6.3	Intense
7	6.3	Intense
8	6.3	Intense
9	6.3	Intense
10	6.3	Intense
11	6.2	Intense
12	6.2	Intense
13	6.2	Intense
14	6.2	Intense
15	6.2	Intense
16	6.1	Intense
17	6.1	Intense
18	6.1	Intense
19	6.1	Intense
20	6.1	Intense
21	6.1	Intense
22	6.1	Intense
23	6.0	Intense
24	6.0	Intense
25	6.0	Intense
26	6.0	Intense
27	6.0	Intense
28	6.0	Bright
29	6.0	Bright
30	6.0	Bright
31	6.0	Bright

Planning a trip in December

Hazard calendar for Trairi

In seasonPeak

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

Trairi's monsoon runs February–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 Trairi?

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

5.7

Sightseeing

6th-best month of the year

7.5

Beach & pool

6th-best month of the year

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

What to pack for Trairi in December

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

In December, Trairi sees daytime highs around 29°C and nights near 26°C. Pack light clothes and sun protection. Worth having: a windbreaker. About 8 days see rain.

light clothessun protectiona windbreaker

Sea temperature near Trairi in December

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

The sea at the nearest coast (about 19 km away) is warmest in March 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.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sea temperature (°C)	28	28	29	29	29	28	27	27	27	27	28	28
Comfort	Tropical	Tropical	Tropical	Tropical	Tropical	Tropical	Warm	Warm	Warm	Warm	Warm	Tropical

	Sea temperature (°C)	Comfort
Jan	28	Tropical
Feb	28	Tropical
Mar	29	Tropical
Apr	29	Tropical
May	29	Tropical
Jun	28	Tropical
Jul	27	Warm
Aug	27	Warm
Sep	27	Warm
Oct	27	Warm
Nov	28	Warm
Dec	28	Tropical

UV index in Trairi 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 Trairi 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.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	13	14	16	14	11	10	10	10	12	12	12	11
Level	Extreme	Extreme	Extreme	Extreme	Extreme	Very high	Very high	Extreme	Extreme	Extreme	Extreme	Extreme

	UV index (midday)	Level
Jan	13	Extreme
Feb	14	Extreme
Mar	16	Extreme
Apr	14	Extreme
May	11	Extreme
Jun	10	Very high
Jul	10	Very high
Aug	10	Extreme
Sep	12	Extreme
Oct	12	Extreme
Nov	12	Extreme
Dec	11	Extreme

Location & terrain

Where is Trairi?

Trairi sits at 3.3°S, 39.3°W, 9 m above sea level, in Brazil. The nearest listed city is Paraipaba, 22 km away.

Topography around Trairi

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

Within 3 km, the terrain around Trairi has only modest variations in elevation — a maximum elevation change of 57 m around an average of 25 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 112 m; within 80 km, large variations in elevation — a maximum elevation change of 1,065 m.

The land around Trairi is covered by grassland (30%) and trees (28%) within 3 km, water (35%), trees (27%) and grassland (21%) within 16 km, and water (34%) and shrubs (27%) within 80 km.

3 km

57 m

grassland 30%

16 km

112 m

water 35%

80 km

1,065 m

water 34%

treesshrubsgrasslandartificial surfacesbare terrainwaterwetland

← November Trairi year-round climate January →Best places to visit in December

December weather nearby: Paraipaba 22 km · Paracuru 30 km · Turaru 40 km · Itapipoca 42 km · Umirim 45 km · Uruburetama 47 km · São Gonçalo do Amarante 50 km · Pentecoste 57 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

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 Trairi (-3.2778°, -39.2689°, elevation 9 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).

	Avg high (°C)	Avg low (°C)
1	30	26
2	30	26
3	30	26
4	30	26
5	30	26
6	30	26
7	30	26
8	30	26
9	30	26
10	30	26
11	30	26
12	30	26
13	30	26
14	30	26
15	29	26
16	29	26
17	29	26
18	29	26
19	29	26
20	29	26
21	29	26
22	29	26
23	29	26
24	29	26
25	29	26
26	29	26
27	29	26
28	29	26
29	29	26
30	29	26
31	29	26

	Clearer (%)	Cloudier (%)
1	74	26
2	73	27
3	72	28
4	72	28
5	71	29
6	71	29
7	71	29
8	71	29
9	71	29
10	70	30
11	70	30
12	71	29
13	70	30
14	70	30
15	70	30
16	69	31
17	68	32
18	68	32
19	67	33
20	67	33
21	66	34
22	66	34
23	66	34
24	65	35
25	65	35
26	65	35
27	63	37
28	63	37
29	62	38
30	61	39
31	60	40

	Rain chance (%)
1	11
2	12
3	12
4	13
5	14
6	15
7	16
8	17
9	18
10	19
11	20
12	21
13	23
14	24
15	25
16	26
17	27
18	28
19	29
20	30
21	31
22	31
23	32
24	33
25	34
26	35
27	36
28	38
29	39
30	40
31	42

	Oppressive (%)	Miserable (%)
1	98	2
2	98	2
3	98	2
4	98	2
5	98	2
6	98	2
7	98	2
8	98	2
9	97	3
10	97	3
11	97	3
12	97	3
13	97	3
14	97	3
15	97	3
16	97	3
17	97	3
18	96	4
19	96	4
20	95	5
21	95	5
22	94	6
23	94	6
24	93	7
25	93	7
26	92	8
27	92	8
28	91	9
29	90	10
30	90	10
31	90	10

	Avg high (°C)	Avg low (°C)
1	30	26
2	30	26
3	30	26
4	30	26
5	30	26
6	30	26
7	30	26
8	30	26
9	30	26
10	30	26
11	30	26
12	30	26
13	30	26
14	30	26
15	29	26
16	29	26
17	29	26
18	29	26
19	29	26
20	29	26
21	29	26
22	29	26
23	29	26
24	29	26
25	29	26
26	29	26
27	29	26
28	29	26
29	29	26
30	29	26
31	29	26

	Clearer (%)	Cloudier (%)
1	74	26
2	73	27
3	72	28
4	72	28
5	71	29
6	71	29
7	71	29
8	71	29
9	71	29
10	70	30
11	70	30
12	71	29
13	70	30
14	70	30
15	70	30
16	69	31
17	68	32
18	68	32
19	67	33
20	67	33
21	66	34
22	66	34
23	66	34
24	65	35
25	65	35
26	65	35
27	63	37
28	63	37
29	62	38
30	61	39
31	60	40

	Rain chance (%)
1	11
2	12
3	12
4	13
5	14
6	15
7	16
8	17
9	18
10	19
11	20
12	21
13	23
14	24
15	25
16	26
17	27
18	28
19	29
20	30
21	31
22	31
23	32
24	33
25	34
26	35
27	36
28	38
29	39
30	40
31	42

	Oppressive (%)	Miserable (%)
1	98	2
2	98	2
3	98	2
4	98	2
5	98	2
6	98	2
7	98	2
8	98	2
9	97	3
10	97	3
11	97	3
12	97	3
13	97	3
14	97	3
15	97	3
16	97	3
17	97	3
18	96	4
19	96	4
20	95	5
21	95	5
22	94	6
23	94	6
24	93	7
25	93	7
26	92	8
27	92	8
28	91	9
29	90	10
30	90	10
31	90	10

	Avg high (°C)	Avg low (°C)
1	30	26
2	30	26
3	30	26
4	30	26
5	30	26
6	30	26
7	30	26
8	30	26
9	30	26
10	30	26
11	30	26
12	30	26
13	30	26
14	30	26
15	29	26
16	29	26
17	29	26
18	29	26
19	29	26
20	29	26
21	29	26
22	29	26
23	29	26
24	29	26
25	29	26
26	29	26
27	29	26
28	29	26
29	29	26
30	29	26
31	29	26

	Clearer (%)	Cloudier (%)
1	74	26
2	73	27
3	72	28
4	72	28
5	71	29
6	71	29
7	71	29
8	71	29
9	71	29
10	70	30
11	70	30
12	71	29
13	70	30
14	70	30
15	70	30
16	69	31
17	68	32
18	68	32
19	67	33
20	67	33
21	66	34
22	66	34
23	66	34
24	65	35
25	65	35
26	65	35
27	63	37
28	63	37
29	62	38
30	61	39
31	60	40

	Rain chance (%)
1	11
2	12
3	12
4	13
5	14
6	15
7	16
8	17
9	18
10	19
11	20
12	21
13	23
14	24
15	25
16	26
17	27
18	28
19	29
20	30
21	31
22	31
23	32
24	33
25	34
26	35
27	36
28	38
29	39
30	40
31	42

	Oppressive (%)	Miserable (%)
1	98	2
2	98	2
3	98	2
4	98	2
5	98	2
6	98	2
7	98	2
8	98	2
9	97	3
10	97	3
11	97	3
12	97	3
13	97	3
14	97	3
15	97	3
16	97	3
17	97	3
18	96	4
19	96	4
20	95	5
21	95	5
22	94	6
23	94	6
24	93	7
25	93	7
26	92	8
27	92	8
28	91	9
29	90	10
30	90	10
31	90	10