Climate Insights for Atoleiro

Região Geográfica Intermediária de Floriano, Piauí, Brazil

Hottest
September
37°C peak98°F peak
Coldest
July
20°C low68°F low
Wettest
January
205 mm rain8.1 in rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Atoleiro is hot. The average annual temperature is 27°C and approximately 1,022 mm of precipitation falls per year. January is the wettest month, receiving around 205 mm of rainfall. Atoleiro sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Atoleiro is hot. The average annual temperature is 81°F and approximately 40.2 in of precipitation falls per year. January is the wettest month, receiving around 8.1 in of rainfall. Atoleiro sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

0°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 31°Average: 26°Min: 22°FebMax: 31°Average: 26°Min: 22°MarMax: 31°Average: 26°Min: 22°AprMax: 32°Average: 27°Min: 22°MayMax: 33°Average: 27°Min: 22°JunMax: 33°Average: 27°Min: 21°JulMax: 34°Average: 27°Min: 20°AugMax: 36°Average: 28°Min: 21°SepMax: 37°Average: 30°Min: 22°OctMax: 36°Average: 29°Min: 23°NovMax: 33°Average: 27°Min: 23°DecMax: 31°Average: 27°Min: 22°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F100°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 87°FAverage: 79°FMin: 72°FFebMax: 87°FAverage: 79°FMin: 72°FMarMax: 88°FAverage: 79°FMin: 72°FAprMax: 89°FAverage: 80°FMin: 72°FMayMax: 91°FAverage: 81°FMin: 72°FJunMax: 92°FAverage: 80°FMin: 69°FJulMax: 93°FAverage: 80°FMin: 68°FAugMax: 96°FAverage: 83°FMin: 69°FSepMax: 98°FAverage: 86°FMin: 72°FOctMax: 96°FAverage: 85°FMin: 74°FNovMax: 91°FAverage: 81°FMin: 73°FDecMax: 89°FAverage: 80°FMin: 72°F
Max
Average
Min

Atoleiro sees moderate temperature variation throughout the year, ranging from 20°C to 37°C. September is the hottest month, with daytime highs reaching 37°C and an average of 30°C. July is the coolest month, with minimum temperatures around 20°C and an average of 27°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 2°C shift in average temperatures.Atoleiro sees moderate temperature variation throughout the year, ranging from 68°F to 98°F. September is the hottest month, with daytime highs reaching 98°F and an average of 86°F. July is the coolest month, with minimum temperatures around 68°F and an average of 80°F. On average, daily temperatures fluctuate by about 20°F between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 4°F shift in average temperatures.

Precipitation

0mm50mm100mm150mm200mm250mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 205mmFebPrecipitation: 181mmMarPrecipitation: 182mmAprPrecipitation: 92mmMayPrecipitation: 21mmJunPrecipitation: 2mmJulPrecipitation: 0mmAugPrecipitation: 1mmSepPrecipitation: 8mmOctPrecipitation: 65mmNovPrecipitation: 122mmDecPrecipitation: 143mm
Precipitation
0in2in4in6in8inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 8.1inFebPrecipitation: 7.1inMarPrecipitation: 7.2inAprPrecipitation: 3.6inMayPrecipitation: 0.8inJunPrecipitation: 0.1inJulPrecipitation: 0inAugPrecipitation: 0inSepPrecipitation: 0.3inOctPrecipitation: 2.5inNovPrecipitation: 4.8inDecPrecipitation: 5.6in
Precipitation

Atoleiro is a moderately rainy area, receiving approximately 1,022 mm of precipitation annually, which averages out to around 85 mm per month. The wettest month is January, averaging 205 mm of rainfall. March and February also tend to see above-average precipitation. The driest month is July, with just 0 mm. That's 204 mm less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.Atoleiro is a moderately rainy area, receiving approximately 40.2 in of precipitation annually, which averages out to around 3.3 in per month. The wettest month is January, averaging 8.1 in of rainfall. March and February also tend to see above-average precipitation. The driest month is July, with just 0 in. That's 8 in less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h5km/h10km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 5km/hFebWind Speed: 5km/hMarWind Speed: 5km/hAprWind Speed: 6km/hMayWind Speed: 8km/hJunWind Speed: 9km/hJulWind Speed: 10km/hAugWind Speed: 10km/hSepWind Speed: 9km/hOctWind Speed: 7km/hNovWind Speed: 6km/hDecWind Speed: 6km/h
Wind Speed
0mph5mph10mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 3mphFebWind Speed: 3mphMarWind Speed: 3mphAprWind Speed: 4mphMayWind Speed: 5mphJunWind Speed: 6mphJulWind Speed: 6mphAugWind Speed: 6mphSepWind Speed: 6mphOctWind Speed: 5mphNovWind Speed: 4mphDecWind Speed: 3mph
Wind Speed

Atoleiro is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 10km/h in winter, 8km/h in spring, 5km/h in summer, 6km/h in autumn.Atoleiro is mildly breezy, with an average annual wind speed of 4mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is July, averaging 6mph, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 3mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3mph gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 6mph in winter, 5mph in spring, 3mph in summer, 4mph in autumn.

Monthly Climate Data

The table below shows monthly climate averages for Atoleiro based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Atoleiro based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
22 °C72 °F
31 °C87 °F
5 km/h3 mph
205 mm8.1 in
0 cm0 in
Feb
22 °C72 °F
31 °C87 °F
5 km/h3 mph
181 mm7.1 in
0 cm0 in
Mar
22 °C72 °F
31 °C88 °F
5 km/h3 mph
182 mm7.2 in
0 cm0 in
Apr
22 °C72 °F
32 °C89 °F
6 km/h4 mph
92 mm3.6 in
0 cm0 in
May
22 °C72 °F
33 °C91 °F
8 km/h5 mph
21 mm0.8 in
0 cm0 in
Jun
21 °C69 °F
33 °C92 °F
9 km/h6 mph
2 mm0.1 in
0 cm0 in
Jul
20 °C68 °F
34 °C93 °F
10 km/h6 mph
0 mm0 in
0 cm0 in
Aug
21 °C69 °F
36 °C96 °F
10 km/h6 mph
1 mm0 in
0 cm0 in
Sep
22 °C72 °F
37 °C98 °F
9 km/h6 mph
8 mm0.3 in
0 cm0 in
OctCurrent
23 °C74 °F
36 °C96 °F
7 km/h5 mph
65 mm2.5 in
0 cm0 in
Nov
23 °C73 °F
33 °C91 °F
6 km/h4 mph
122 mm4.8 in
0 cm0 in
Dec
22 °C72 °F
31 °C89 °F
6 km/h3 mph
143 mm5.6 in
0 cm0 in