, with a rainy season from December to May and a dry season from June to November. The latter period is also very hot, especially from August to November. In fact, Teresina is one of the hottest cities in Brazil. During the rainy season, the rains often occur in the form of thunderstorms, perhaps with gusts of wind.
The city is the capital of the state of Piauí and is located in the north-east of Brazil, at 5 degrees south latitude, on the banks of the Parnaíba River, beyond which lies the twin city of Timon, in the state of Maranhão.
It is difficult to find the best time in Teresina, since the dry season, from June to November, which in any case will be preferred, is also very hot. In June and July the temperature is a bit lower, but the humidity is a bit higher.
. Here are the average temperatures.
January is generally a very hot, muggy month. The average temperature is of
29 °C, with a minimum of
24.1 °C and a maximum of
34 °C.
On the coldest nights of the month, the temperature usually drops to around
22 °C.
On the warmest days of the month, the temperature usually reaches around
37 °C.
Precipitation amounts to
180 mm, distributed over 11 days.
The day lasts on average 12 hours and 25 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 48% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is of
4.9 kph.
February is generally a very hot, muggy month. The average temperature is of
28.6 °C, with a minimum of
23.9 °C and a maximum of
33.3 °C.
On the coldest nights of the month, the temperature usually drops to around
21.5 °C.
On the warmest days of the month, the temperature usually reaches around
35.5 °C.
Precipitation amounts to
270 mm, distributed over 15 days.
The day lasts on average 12 hours and 20 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 44% of the time.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is of
4.6 kph.
March, the least warm month of the year, is generally a very hot, muggy month. The average temperature is of
28.5 °C, with a minimum of
23.9 °C and a maximum of
33.1 °C.
On the coldest nights of the month, the temperature usually drops to around
21.5 °C.
On the warmest days of the month, the temperature usually reaches around
35 °C.
Precipitation amounts to
300 mm, distributed over 19 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 45% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is of
4.3 kph.
April is generally a very hot, muggy month. The average temperature is of
28.6 °C, with a minimum of
24 °C and a maximum of
33.1 °C.
On the coldest nights of the month, the temperature usually drops to around
22.5 °C.
On the warmest days of the month, the temperature usually reaches around
34.5 °C.
Precipitation amounts to
270 mm, distributed over 16 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is of
4.2 kph.
May is generally a very hot, muggy month. The average temperature is of
28.8 °C, with a minimum of
24.3 °C and a maximum of
33.4 °C.
On the coldest nights of the month, the temperature usually drops to around
22.5 °C.
On the warmest days of the month, the temperature usually reaches around
35 °C.
Precipitation amounts to
115 mm, distributed over 10 days.
The day lasts on average 11 hours and 55 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 66% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
4.6 kph.
June is generally a very hot month. The average temperature is of
28.7 °C, with a minimum of
23.7 °C and a maximum of
33.7 °C.
On the coldest nights of the month, the temperature usually drops to around
21 °C.
On the warmest days of the month, the temperature usually reaches around
35 °C.
Precipitation amounts to
25 mm, distributed over 3 days.
The day lasts on average 11 hours and 50 minutes.
There are on average 9 hours of sunshine per day. So, the sun shines 74% of the time.
The average humidity is 69%.
The average wind speed is of
5.3 kph.
July is generally a very hot month. The average temperature is of
28.8 °C, with a minimum of
23.2 °C and a maximum of
34.5 °C.
On the coldest nights of the month, the temperature usually drops to around
20 °C.
On the warmest days of the month, the temperature usually reaches around
36 °C.
Precipitation amounts to
10.5 mm, and all occurs in one day.
The day lasts on average 11 hours and 55 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 80% of the time.
The average humidity is 61%.
The average wind speed is of
5.8 kph.
August is generally a very hot month. The average temperature is of
29.7 °C, with a minimum of
23.3 °C and a maximum of
36.1 °C.
On the coldest nights of the month, the temperature usually drops to around
20.5 °C.
On the warmest days of the month, the temperature usually reaches around
38 °C.
Precipitation amounts to only
8.4 mm, and all occurs in one day.
The day lasts on average 12 hours and 0 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 85% of the time.
The average humidity is 54%.
The average wind speed is of
6 kph.
September is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of
30.9 °C, with a minimum of
24.2 °C and a maximum of
37.5 °C.
On the coldest nights of the month, the temperature usually drops to around
22 °C.
On the warmest days of the month, the temperature usually reaches around
39 °C.
Precipitation amounts to only
9.1 mm, distributed over 2 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 78% of the time.
The average humidity is 51%.
The average wind speed is of
6.2 kph.
October, the hottest month of the year, is generally a very hot month. The average temperature is of
31.5 °C, with a minimum of
25 °C and a maximum of
38 °C.
On the coldest nights of the month, the temperature usually drops to around
23 °C.
On the warmest days of the month, the temperature usually reaches around
39.5 °C.
Precipitation amounts to
20 mm, distributed over 2 days.
The day lasts on average 12 hours and 10 minutes.
There are on average 8.5 hours of sunshine per day. So, the sun shines 71% of the time.
The average humidity is 52%.
The average wind speed is of
6.7 kph.
November is generally a very hot month. The average temperature is of
31.1 °C, with a minimum of
25.1 °C and a maximum of
37.1 °C.
On the coldest nights of the month, the temperature usually drops to around
23 °C.
On the warmest days of the month, the temperature usually reaches around
39 °C.
Precipitation amounts to
75 mm, distributed over 4 days.
The day lasts on average 12 hours and 25 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 62% of the time.
The average humidity is 57%.
The average wind speed is of
6.2 kph.
December is generally a very hot month. The average temperature is of
30.5 °C, with a minimum of
24.9 °C and a maximum of
36 °C.
On the coldest nights of the month, the temperature usually drops to around
22.5 °C.
On the warmest days of the month, the temperature usually reaches around
38.5 °C.
Precipitation amounts to
120 mm, distributed over 7 days.
The day lasts on average 12 hours and 25 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 52% of the time.
The average humidity is 63%.
The average wind speed is of
5.9 kph.