Castanhal weather in February

In February, Castanhal sees average daytime highs of 30°C and overnight lows near 23°C, with 354 mm of rain across 26.9 wet days and about 12 hours of daylight. It is the 10th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 1% of the time in February, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of February to 12 hours by month's end. Set against the rest of the year, February is Castanhal's 10th-clearest and 8th-windiest month. For the whole year in context, see Castanhal's year-round climate.

Daytime high
30°
10th warmest
Overnight low
23°
7th coldest
Rainfall
354 mm
26.9 wet days
Daylight
12 hours
6:25 AM – 6:28 PM
Cloud cover
87%
10th clearest
Wind
7 km/h
8th windiest
Solar energy
4.22 kWh/m²
Travel score
2.5
out of 10

Castanhal is human settlement in Brazil.

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

Temperature in February

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical February day in Castanhal reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 33°C. Set against its neighbours, February runs on par with January and on par with March.

20°25°30°35°151015202528
Avg high (°C)Avg low (°C)
13123
23123
33123
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023

How February really feels in Castanhal

Once humidity and wind are folded in, February averages 28 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
28
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Castanhal weather by month

How February compares with the rest of the year at a glance. February is the 10th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°26927.112.12.6
Feb30° / 23°35426.9122.5
Mar30° / 23°45630.5122.5
Apr30° / 23°42729.6122.5
May31° / 23°27827.711.92.7
Jun31° / 23°12021.411.93.1
Jul32° / 22°9118.111.93.5
Aug32° / 23°5113123.6
Sep33° / 23°348.8123.6
Oct34° / 23°348.1123.4
Nov33° / 24°498.812.13.3
Dec33° / 24°11817.412.13.0

Cloud cover in February

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in February.

Beyond those clear spells, partly cloudy skies cover about 7% of February, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202528
Clearer (%)Cloudier (%)
1892
2892
3892
4793
5793
6892
7892
8892
9793
10793
11793
12793
13793
14793
15793
16793
17793
18793
19793
20793
21793
22793
23793
24793
25793
26892
27892
28892

Chance of precipitation in February

Any precipitation

Castanhal gets around 354 mm of rain over 26.9 wet days in February. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 96% and peaks near 97% on the wettest days.

0%20%40%60%80%100%151015202528
Rain chance (%)
193
293
394
494
594
695
795
895
996
1096
1196
1296
1396
1496
1596
1697
1797
1897
1997
2097
2197
2297
2397
2497
2597
2697
2797
2897

Humidity in February

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, February lands in the oppressive band about 74% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202528
Oppressive (%)Miserable (%)
17327
27327
37327
47327
57327
67327
77327
87327
97327
107426
117426
127426
137426
147426
157525
167525
177525
187525
197525
207525
217525
227426
237426
247426
257426
267327
277327
287327

Wind in February

Winds average 7 km/h in February.

Across February, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202528
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm

Sunrise & sunset in February

DaylightNight

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

Days shrink by about 6 minutes over February. Sunrise moves from 6:24 AM to 6:24 AM, and sunset from 6:27 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202528
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:246:27
212.16:246:27
312.16:246:27
412.16:246:27
512.16:246:27
612.16:246:27
712.16:246:27
812.06:256:28
912.06:256:28
1012.06:256:28
1112.06:256:28
1212.06:256:28
1312.06:256:28
1412.06:256:28
1512.06:256:28
1612.06:256:28
1712.06:256:27
1812.06:256:27
1912.06:256:27
2012.06:256:27
2112.06:256:27
2212.06:256:27
2312.06:256:27
2412.06:256:27
2512.06:256:26
2612.06:256:26
2712.06:246:26
2812.06:246:26

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 4.22 kWh/m².

For context, solar energy here swings from a low near 4.05 kWh/m² to a high of 6.13 kWh/m² in October across the year — February's 4.22 kWh/m² sits near the bottom.

012345151015202528
Solar energy (kWh/m²)Level
14.4Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.3Bright
104.2Bright
114.2Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
Planning a trip in February

Hazard calendar for Castanhal

In seasonPeak

In February, Castanhal sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Castanhal'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 February a good time to visit Castanhal?

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

2.5
Sightseeing
10th-best month of the year
3.6
Beach & pool
10th-best month of the year

February is a weaker month for outdoor sightseeing in Castanhal.

What to pack for Castanhal in February

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

In February, Castanhal sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 27 days see rain.

light clothesrain gear

Sea temperature near Castanhal in February

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

The sea at the nearest coast (about 53 km away) is warmest in June at about 29°C and coldest in March near 28°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
Jan29Tropical
Feb28Tropical
Mar28Tropical
Apr29Tropical
May29Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Castanhal in February

LowModerateHighVery highExtreme

Clear-sky midday UV in February peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Castanhal peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 18 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 15UV 15Jul 18UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov10Extreme
Dec11Extreme

Air quality in Castanhal in February

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Castanhal is worst in November — around 26 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (June, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1725 µg/m³Jun 1610 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb21Moderate
Mar21Moderate
Apr17Moderate
May11Good
Jun10Good
Jul11Good
Aug13Moderate
Sep14Moderate
Oct17Moderate
Nov26Moderate
Dec20Moderate
Location & terrain

Where is Castanhal?

Castanhal sits at 1.3°S, 47.9°W, 46 m above sea level, in Brazil. The nearest listed city is Santa Isabel do Pará, 26 km away.

Topography around Castanhal

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

Within 3 km, the terrain around Castanhal has only modest variations in elevation — a maximum elevation change of 46 m around an average of 40 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 69 m; within 80 km, only modest variations in elevation — a maximum elevation change of 96 m.

The land around Castanhal is covered by artificial surfaces (56%) and grassland (25%) within 3 km, trees (60%) and grassland (36%) within 16 km, and trees (65%) within 80 km.

3 km
46 m
16 km
69 m
80 km
96 m
treesgrasslandartificial surfaceswatermangroves
February weather nearby: Santa Isabel do Pará 26 km · Santo Antônio do Tauá 28 km · Bujaru 28 km · Benevides 36 km · Igarapé-Açu 39 km · Santa Maria do Pará 39 km · Santa Bárbara do Pará 42 km · São Domingos do Capim 46 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 Castanhal (-1.2939°, -47.9264°, elevation 46 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).