Day
35 °C
Night
24 °C
Sea
0 °C
Precipitation
119 mm
in month
Rainy days
12 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
64 %
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.
Teresina, the scorching capital of Piauí, Brazil, is distinguished by its high temperatures and distinct dry and wet seasons. The mercury soars to an average peak of 37 °C (98 °F) in October, while July offers a slightly less intense heat with an average high of 34 °C (93 °F). Rainfall varies significantly across the year, with the wettest month of March seeing up to 318 mm (12.50 in), contrasting sharply with the parched month of August which only experiences a nominal 8 mm (0.33 in). Despite the absence of sea temperatures, as Teresina is inland, the city's river can offer some respite during the hottest times of the year.
January sets the stage for Teresina's wet season, bringing warm nights at about 23 °C (74 °F). Daytime temperatures hit an average of 32 °C (90 °F), ensuring a balmy start to the year. An array of 19 days tells a tale of intermittent clouds breaking up the heat with substantial rain.
As February unfolds, Teresina is graced with warm nights averaging 23 °C (73 °F), while the daytime heat eases slightly to 31 °C (88 °F). Expect a humid month with an 82 % of relative humidity and prepare yourself for 20 wet days.
Entering March, Teresina experiences the zenith of its rainy season with an impressive 318 mm (12.50 in) of rainfall. Temperatures at night stay around 22 °C (72 °F), and the day heats up to 32 °C (89 °F) on average. Expect rain to be a common companion with 24 days.
April maintains Teresina's wet-season patterns, characterized by a relative humidity of 83 %. Expect nighttime temperatures of about 22 °C (72 °F) and daytime highs reaching 32 °C (89 °F) with ongoing showers over 22 days.
The wet season's curtain call arrives in May as Teresina begins to dry out with only 113 mm (4.45 in) of rainfall. While evenings bring a cooler 22 °C (72 °F), daytime average highs are on the rise at 33 °C (91 °F), signaling a decrease in 15 wet days.
June in Teresina marks a notable shift towards the dry season, illuminated by around 74 of sunlight. The night cools down to 21 °C (69 °F) on average, and daytime temperatures are notably high at 33 °C (91 °F). Out of the wet season, one can appreciate the reduced rainfall, with just 23 mm (0.91 in) appearing on 8 days.
July welcomes the dry season with open arms in Teresina, offering up to 80 of sunshine. The nighttime still remains on the cooler side at 21 °C (69 °F), but the city brims with heat as daytime temperatures soar to 34 °C (93 °F).
August's fierce reputation in Teresina is not unfounded, with daylight hours peaking at 35 °C (95 °F) and nights offering little relief at 21 °C (69 °F). August impressively measures the least amount of rain at just 8 mm (0.33 in) during the dry season's crescendo.
As September arrives, Teresina remains under the grip of the dry season, with intense daylight warming up to 37 °C (98 °F) and soothing evenings around 23 °C (73 °F). Only a smattering of rainfall, 11 mm (0.45 in), trickles down over a sparse number of 4 days.
October in Teresina presents the pinnacle of heat, with daily maximum temperatures averaging 37 °C (98 °F). While the night offers a marginal dip to 24 °C (75 °F), precipitation begins to hint at a change with an increase to 23 mm (0.91 in) spread across 5 days.
The heat in Teresina shows little sign of relenting in November, with daytime highs rolling in at 36 °C (97 °F), though evenings offer a slight cooling to 24 °C (75 °F). A gradual uptick in rainfall, reaching 53 mm (2.08 in), is witnessed across 7 days.
December bids the year farewell with balmy nights at 24 °C (74 °F) and hot daylight hours at 35 °C (94 °F) in Teresina. Growth in rain, totaling 119 mm (4.69 in), graces a mounting 12 number of days.
Lightweight and breathable clothing is ideal for Teresina in January. Aim for loose-fitting garments, preferably cotton or linen to deal with the heat and humidity.
Teresina offers a slight reprieve in February. The temperatures are a touch cooler than January's highs, but the city retains its warm and humid character.
March is Teresina's wettest month. Prepare for substantial rainfall across a significant number of days, which may impact your daily plans.
April's weather in Teresina is quite similar to March, with persistent rain, although slightly less intense, and consistently high temperatures.
The reduction in rainfall during May opens up more opportunities for outdoor sports and activities as the fields and roads begin to dry in Teresina.
Though rainfall subsides in June, the daytime heat in Teresina continues to climb, reaching scorching highs that call for constant hydration and sun protection.
The impact of the dry season in July is quite palpable, with a dramatic fall in rainfall and the landscape becoming parched, affecting everything from agriculture to leisure activities in Teresina.
Yes, the lack of rain in August can lead to dustier conditions and poorer air quality, as the dry earth is more prone to dispersing particles into the Teresina air.
Cool days in Teresina during September are rare treats, as the climate generally remains searingly hot with minimal chances for a reprieve from the high temperatures.
Indeed, October stands as Teresina's hottest month. To cope, citizens tend to remain indoors during the hottest parts of the day and use cooling methods such as fans or air conditioning more frequently.
The increase in rainy days in November brings some relief from the relentless heat, as the showers tend to cool down the atmosphere slightly in Teresina.
December sees a noticeable shift towards the wet season, with more frequent rains cooling the streets and bringing a wave of freshness to Teresina.
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.