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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, like December, in São Luís de Montes Belos, Brazil, is another warm summer month, with an average temperature ranging between max 27.3°C (81.1°F) and min 19°C (66.2°F). The dawn of January sees an average high-temperature of a still moderately hot 27.3°C (81.1°F), subtly contrasting with December's 27.6°C (81.7°F). Weather in January »
Weather in February
February, the last month of the summer in São Luís de Montes Belos, is another warm month, with an average temperature ranging between max 27.6°C (81.7°F) and min 19.3°C (66.7°F). São Luís de Montes Belos's entry into February measures an average high-temperature of a still moderately hot 27.6°C (81.7°F), closely parallel to the preceding month. Weather in February »
Weather in March
March, the first month of the autumn in São Luís de Montes Belos, is still a warm month, with temperature in the range of an average high of 27.3°C (81.1°F) and an average low of 19.3°C (66.7°F). As São Luís de Montes Belos, Brazil, steps into March, the average high-temperature is measured at a still warm 27.3°C (81.1°F), displaying minor differences from February's 27.6°C (81.7°F). Weather in March »
Weather in April
April, the same as March, is another warm autumn month in São Luís de Montes Belos, Brazil, with an average temperature varying between 18.8°C (65.8°F) and 27.4°C (81.3°F). São Luís de Montes Belos signifies an average high-temperature of a still moderately hot 27.4°C (81.3°F) in April, closely mirroring the 27.3°C (81.1°F) of March. Weather in April »
Weather in May
May, the last month of the autumn in São Luís de Montes Belos, is another warm month, with an average temperature varying between 17°C (62.6°F) and 27.1°C (80.8°F). In São Luís de Montes Belos, the lowest average temperatures are observed in May, with a high of 27.1°C (80.8°F) and a low of 17°C (62.6°F). May's mean heat index is estimated at a hot 30°C (86°F). Weather in May »
Weather in June
The first month of the winter, June, is also a moderately hot month in São Luís de Montes Belos, Brazil, with temperature in the range of an average low of 16.6°C (61.9°F) and an average high of 27.4°C (81.3°F). Shifting into June, São Luís de Montes Belos records an average high-temperature of a still moderately hot 27.4°C (81.3°F), presenting minor fluctuations compared to the previous month. Weather in June »
Weather in July
July, the same as June, is a moderately hot winter month in São Luís de Montes Belos, Brazil, with an average temperature ranging between min 16.6°C (61.9°F) and max 29.1°C (84.4°F). São Luís de Montes Belos indicates an average high-temperature of a still moderately hot 29.1°C (84.4°F) in July, showing minor variation from June's 27.4°C (81.3°F). Weather in July »
Weather in August
August, the last month of the winter in São Luís de Montes Belos, is a hot month, with an average temperature fluctuating between 32.1°C (89.8°F) and 18.6°C (65.5°F). São Luís de Montes Belos's transition into August is noticed by a slight rise in the average high-temperature, advancing from a moderately hot 29.1°C (84.4°F) in July to a tropical 32.1°C (89.8°F). Weather in August »
Weather in September
September, the first month of the spring in São Luís de Montes Belos, is still a tropical month, with temperature in the range of an average high of 34.1°C (93.4°F) and an average low of 21°C (69.8°F). With an average high-temperature of 34.1°C (93.4°F) and an average low-temperature of 21°C (69.8°F), September is the warmest month. September's mean heat index is estimated at a very hot 36°C (96.8°F). Weather in September »
Weather in October
October, like September, is another tropical spring month in São Luís de Montes Belos, Brazil, with temperature in the range of an average low of 20.9°C (69.6°F) and an average high of 32°C (89.6°F). The advent of October reveals an average high-temperature of a still hot 32°C (89.6°F), showing minimal difference from the prior month. Weather in October »
Weather in November
November, the last month of the spring in São Luís de Montes Belos, is also a moderately hot month, with an average temperature fluctuating between 19.7°C (67.5°F) and 28.3°C (82.9°F). A moderate decline in average high-temperatures is noted in November, moving from a hot 32°C (89.6°F) in October to a moderately hot 28.3°C (82.9°F). Weather in November »
Weather in December
December, the first month of the summer in São Luís de Montes Belos, is still a warm month, with temperature in the range of an average low of 19.4°C (66.9°F) and an average high of 27.6°C (81.7°F). The advent of December observes an average high-temperature of a still warm 27.6°C (81.7°F), nearly identical to November's 28.3°C (82.9°F). Weather in December »
Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How much does it rain in São Luís de Montes Belos?
In São Luís de Montes Belos, Brazil, during the entire year, the rain falls for 205.3 days and collects up to 1139mm (44.84") of precipitation.
What is the month with the least sunshine in São Luís de Montes Belos?
January has the least sunshine of the year, with an average of 6.7h of sunshine.
What are the months with the lowest UV index in São Luís de Montes Belos?
The months with the lowest UV index in São Luís de Montes Belos, Brazil, are February and March, with an average maximum UV index of 5.
What is the most humid month in São Luís de Montes Belos?
The most humid month in São Luís de Montes Belos, Brazil, is March, with an average relative humidity of 89%.
What is the coldest time of year in São Luís de Montes Belos?
May, with an average high of 27.1°C (80.8°F) and a low of 17°C (62.6°F), signifies the coldest month of the year.
What is the month with the shortest days in São Luís de Montes Belos?
The month with the shortest days in São Luís de Montes Belos is June, with an average of 11h and 12min of daylight.
What is the driest month in São Luís de Montes Belos?
July is the month with the least rainfall. Rain falls for 1 days and accumulates 1mm (0.04") of precipitation.
What are the months with the most sunshine in São Luís de Montes Belos?
The months with the most sunshine in São Luís de Montes Belos are July and August, with an average of 9.9h of sunshine.
What is the least humid month in São Luís de Montes Belos?
The least humid month in São Luís de Montes Belos, Brazil, is August, with an average relative humidity of 39%.
What is the month with the highest UV index in São Luís de Montes Belos?
August and September, with an average maximum UV index of 7, are months with the highest UV index in São Luís de Montes Belos, Brazil.
What is the hottest time of year in São Luís de Montes Belos?
The warmest temperatures in São Luís de Montes Belos, Brazil, occur during September, when averages reach a peak of 34.1°C (93.4°F) and a low of 21°C (69.8°F).
What is the wettest month in São Luís de Montes Belos?
The month with the most rainfall in São Luís de Montes Belos, Brazil, is December, when the rain falls for 29.3 days and typically aggregates up to 199mm (7.83") of precipitation.
When are the longest days in São Luís de Montes Belos?
December has the longest days of the year, with an average of 13h and 6min of daylight.
Is there Daylight Saving Time (DST) in São Luís de Montes Belos?
São Luís de Montes Belos, Brazil, does not observe Daylight Saving Time (DST). -03 timezone is used throughout the entire year.
Average temperature
São Luís de Montes Belos, Brazil
The warmest month (with the highest average high temperature) is September (34.1°C).
The month with the lowest average high temperature is May (27.1°C).
The month with the highest average low temperature is September (21°C).
The coldest months (with the lowest average low temperature) are June and July (16.6°C).
Average pressure
São Luís de Montes Belos, Brazil
- Average pressure in January:
1011.8mbar - Average pressure in February:
1011.9mbar - Average pressure in March:
1012.1mbar - Average pressure in April:
1013.2mbar - Average pressure in May:
1014.9mbar - Average pressure in June:
1016.4mbar
- Average pressure in July:
1016.6mbar - Average pressure in August:
1015.1mbar - Average pressure in September:
1012.9mbar - Average pressure in October:
1011.1mbar - Average pressure in November:
1010.5mbar - Average pressure in December:
1011mbar
The month with the highest atmospheric pressure is July (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed
São Luís de Montes Belos, Brazil
- Average wind speed in January:
6km/h - Average wind speed in February:
5.6km/h - Average wind speed in March:
5.3km/h - Average wind speed in April:
6km/h - Average wind speed in May:
6.9km/h - Average wind speed in June:
7.7km/h
- Average wind speed in July:
8.5km/h - Average wind speed in August:
8.9km/h - Average wind speed in September:
8.5km/h - Average wind speed in October:
7.1km/h - Average wind speed in November:
6.2km/h - Average wind speed in December:
6.2km/h
The windiest month (with the highest average wind speed) is August (8.9km/h).
The calmest month (with the lowest average wind speed) is March (5.3km/h).
Average humidity
São Luís de Montes Belos, Brazil
The month with the highest relative humidity is March (89%).
The month with the lowest relative humidity is August (39%).
Average rainfall
São Luís de Montes Belos, Brazil
- Average rainfall in January:
193mm - Average rainfall in February:
179mm - Average rainfall in March:
173mm - Average rainfall in April:
86mm - Average rainfall in May:
25mm - Average rainfall in June:
6mm
The wettest month (with the highest rainfall) is December (199mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days
São Luís de Montes Belos, Brazil
- Average rainfall days in January:
29.1 days - Average rainfall days in February:
26.7 days - Average rainfall days in March:
29.2 days - Average rainfall days in April:
20.7 days - Average rainfall days in May:
10.8 days - Average rainfall days in June:
4.2 days
- Average rainfall days in July:
1 days - Average rainfall days in August:
0.8 days - Average rainfall days in September:
6.1 days - Average rainfall days in October:
20.1 days - Average rainfall days in November:
27.3 days - Average rainfall days in December:
29.3 days
The month with the highest number of rainy days is December (29.3 days).
The month with the least rainy days is August (0.8 days).
Average daylight / Average sunshine
São Luís de Montes Belos, Brazil
- Average daylight in January:
13h and 0min - Average daylight in February:
12h and 4min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 4min - Average daylight in May:
11h and 2min - Average daylight in June:
11h and 1min
- Average daylight in July:
11h and 2min - Average daylight in August:
11h and 4min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 3min - Average daylight in November:
12h and 5min - Average daylight in December:
13h and 1min
The month with the longest days is December (Average daylight: 13h and 6min).
The month with the shortest days is June (Average daylight: 11h and 12min).
- Average sunshine in January:
6h and 4min - Average sunshine in February:
7h and 2min - Average sunshine in March:
7h and 2min - Average sunshine in April:
8h and 3min - Average sunshine in May:
9h and 2min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 4min - Average sunshine in October:
9h and 1min - Average sunshine in November:
7h and 2min - Average sunshine in December:
6h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 42min).
Average sunshine days
São Luís de Montes Belos, Brazil
- Average sunshine days in January:
1.2 days - Average sunshine days in February:
0.9 days - Average sunshine days in March:
1.3 days - Average sunshine days in April:
8.2 days - Average sunshine days in May:
18.6 days - Average sunshine days in June:
24.6 days
- Average sunshine days in July:
30.1 days - Average sunshine days in August:
30 days - Average sunshine days in September:
22.8 days - Average sunshine days in October:
10.1 days - Average sunshine days in November:
1.6 days - Average sunshine days in December:
1.8 days
The month with the most sunshine days is July (30.1 days).
The month with the least sunshine days is February (0.9 days).
Average UV index
São Luís de Montes Belos, Brazil
The months with the highest UV index are August and September (UV index 7).
The months with the lowest UV index are February and March (UV index 5).
Average cloud cover
São Luís de Montes Belos, Brazil
The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility
São Luís de Montes Belos, Brazil
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April and December (7km).
