Climate and monthly weather forecastVilhena, Brazil
Climate and monthly weather forecast
Weather in January
January, like December, in Vilhena, Brazil, is another warm summer month, with an average temperature ranging between min 21°C (69.8°F) and max 27.8°C (82°F). Vilhena, Brazil, experiences an average high-temperature of a still warm 27.8°C (82°F) in January, marking an insignificant shift from 28.1°C (82.6°F) in December. Weather in January »Weather in February
The last month of the summer, February, is another warm month in Vilhena, Brazil, with temperature in the range of an average high of 27.3°C (81.1°F) and an average low of 20.8°C (69.4°F). Vilhena's coldest temperatures are experienced in February, with average high temperatures of 27.3°C (81.1°F) and lows of 20.8°C (69.4°F). For February, the heat index is evaluated at a tropical 32°C (89.6°F). Weather in February »Weather in March
The first month of the autumn, March, is still a warm month in Vilhena, Brazil, with an average temperature varying between 20.8°C (69.4°F) and 28.5°C (83.3°F). An average high-temperature of a still warm 28.5°C (83.3°F) marks March, exhibiting a close resemblance to the conditions in February. Weather in March »Weather in April
April, the same as March, is a moderately hot autumn month in Vilhena, Brazil, with an average temperature varying between 20.2°C (68.4°F) and 29°C (84.2°F). Vilhena experiences a minor change to a still moderately hot 29°C (84.2°F) in average high-temperature during April, closely reflecting March. Weather in April »Weather in May
The last month of the autumn, May, is another warm month in Vilhena, Brazil, with temperature in the range of an average low of 19.2°C (66.6°F) and an average high of 29.1°C (84.4°F). April's transformation into May witnesses an average high-temperature of a still moderately hot 29.1°C (84.4°F), noting a minor change from the preceding month. Weather in May »Weather in June
The first month of the winter, June, is still a warm month in Vilhena, Brazil, with an average temperature fluctuating between 29.7°C (85.5°F) and 18°C (64.4°F). Vilhena marks the arrival of June with an average high-temperature of a still moderately hot 29.7°C (85.5°F), hardly different from May's 29.1°C (84.4°F). Weather in June »Weather in July
July in Vilhena, Brazil, is a hot winter month, with temperature in the range of an average high of 30.7°C (87.3°F) and an average low of 17.3°C (63.1°F). The shift to July signals an average high-temperature of a tropical 30.7°C (87.3°F), subtly varied from June's 29.7°C (85.5°F). Weather in July »Weather in August
The last month of the winter, August, is another tropical month in Vilhena, Brazil, with temperature in the range of an average low of 18.7°C (65.7°F) and an average high of 33.4°C (92.1°F). During August, Vilhena records an average high-temperature of a still tropical 33.4°C (92.1°F), marking a slight divergence from July's 30.7°C (87.3°F). Weather in August »Weather in September
The first month of the spring, September, is still a hot month in Vilhena, Brazil, with an average temperature fluctuating between 20.8°C (69.4°F) and 34.1°C (93.4°F). Vilhena's warmest temperatures are experienced in September, with average high temperatures of 34.1°C (93.4°F) and lows of 20.8°C (69.4°F). The heat index value during September is evaluated at a blistering 40°C (104°F). Weather in September »Weather in October
October, like September, is a hot spring month in Vilhena, Brazil, with temperature in the range of an average low of 21.4°C (70.5°F) and an average high of 32.1°C (89.8°F). Upon the beginning of October, Vilhena's high-temperatures register at a still hot 32.1°C (89.8°F), closely mirroring the preceding month. Weather in October »Weather in November
The last month of the spring, November, is another warm month in Vilhena, Brazil, with an average temperature fluctuating between 29.5°C (85.1°F) and 21.2°C (70.2°F). November observes an average high-temperature of a warm 29.5°C (85.1°F), marking an insignificant difference from October's 32.1°C (89.8°F). Weather in November »Weather in December
The first month of the summer, December, is also a moderately hot month in Vilhena, Brazil, with an average temperature fluctuating between 21.1°C (70°F) and 28.1°C (82.6°F). On the advent of December, Vilhena's average high-temperature exhibits a minor adjustment to a still moderately hot 28.1°C (82.6°F) from November's 29.5°C (85.1°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
Throughout the year, there are 237.8 rainfall days, and 1557mm (61.3") of precipitation is accumulated.
The months with the lowest UV index in Vilhena are January and February, with an average maximum UV index of 5.
The coldest period in Vilhena, Brazil, tends to be February, when average temperatures fluctuate between a high of 27.3°C (81.1°F) and a low of 20.8°C (69.4°F).
The most humid month in Vilhena is February, with an average relative humidity of 90%.
With an average of 5.5h of sunshine, February has the least sunshine of the year.
With an average of 11h and 24min of daylight, June has the shortest days of the year in Vilhena, Brazil.
The month with the least rainfall in Vilhena is July, when the rain falls for 3.6 days and typically collects 4mm (0.16") of precipitation.
The least humid month in Vilhena, Brazil, is August, with an average relative humidity of 49%.
The months with the highest UV index are August and September, with an average maximum UV index of 7.
September tends to be the warmest month, with temperatures averaging a daily high of 34.1°C (93.4°F) and a low of 20.8°C (69.4°F).
September and October, with an average of 8.6h of sunshine, are months with the most sunshine.
The month with the most rainfall in Vilhena, Brazil, is December, when the rain falls for 29 days and typically aggregates up to 266mm (10.47") of precipitation.
The month with the longest days in Vilhena is December, with an average of 12h and 54min of daylight.
Vilhena, Brazil, does not observe Daylight Saving Time (DST). -04 timezone is used throughout the entire year.
Average temperature
Vilhena, Brazil
The warmest month (with the highest average high temperature) is September (34.1°C).
The month with the lowest average high temperature is February (27.3°C).
The month with the highest average low temperature is October (21.4°C).
The coldest month (with the lowest average low temperature) is July (17.3°C).
Average pressure
Vilhena, Brazil
- Average pressure in January:
1010.6mbar - Average pressure in February:
1010.5mbar - Average pressure in March:
1010.9mbar - Average pressure in April:
1011.8mbar - Average pressure in May:
1013.1mbar - Average pressure in June:
1014.2mbar
- Average pressure in July:
1014.3mbar - Average pressure in August:
1013mbar - Average pressure in September:
1011.3mbar - Average pressure in October:
1010mbar - Average pressure in November:
1009mbar - Average pressure in December:
1009.7mbar
The month with the highest atmospheric pressure is July (1014.3mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed
Vilhena, Brazil
- Average wind speed in January:
4.5km/h - Average wind speed in February:
4.4km/h - Average wind speed in March:
4km/h - Average wind speed in April:
4.3km/h - Average wind speed in May:
4.6km/h - Average wind speed in June:
4.8km/h
- Average wind speed in July:
5km/h - Average wind speed in August:
5.3km/h - Average wind speed in September:
4.9km/h - Average wind speed in October:
4.7km/h - Average wind speed in November:
4.6km/h - Average wind speed in December:
4.6km/h
The windiest month (with the highest average wind speed) is August (5.3km/h).
The calmest month (with the lowest average wind speed) is March (4km/h).
Average humidity
Vilhena, Brazil
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is August (49%).
Average rainfall
Vilhena, Brazil
- Average rainfall in January:
241mm - Average rainfall in February:
242mm - Average rainfall in March:
217mm - Average rainfall in April:
129mm - Average rainfall in May:
69mm - Average rainfall in June:
16mm
The wettest month (with the highest rainfall) is December (266mm).
The driest month (with the least rainfall) is July (4mm).
Average rainfall days
Vilhena, Brazil
- Average rainfall days in January:
29.8 days - Average rainfall days in February:
27.6 days - Average rainfall days in March:
29.6 days - Average rainfall days in April:
25.2 days - Average rainfall days in May:
18.7 days - Average rainfall days in June:
5.8 days
- Average rainfall days in July:
3.6 days - Average rainfall days in August:
4.6 days - Average rainfall days in September:
12.7 days - Average rainfall days in October:
23.7 days - Average rainfall days in November:
27.5 days - Average rainfall days in December:
29 days
The month with the highest number of rainy days is January (29.8 days).
The month with the least rainy days is July (3.6 days).
Average daylight / Average sunshine
Vilhena, Brazil
- Average daylight in January:
12h and 48min - Average daylight in February:
12h and 30min - Average daylight in March:
12h and 12min - Average daylight in April:
11h and 48min - Average daylight in May:
11h and 30min - Average daylight in June:
11h and 24min
- Average daylight in July:
11h and 30min - Average daylight in August:
11h and 42min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 24min - Average daylight in November:
12h and 42min - Average daylight in December:
12h and 54min
The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 24min).
- Average sunshine in January:
6h and 30min - Average sunshine in February:
5h and 30min - Average sunshine in March:
5h and 48min - Average sunshine in April:
6h and 0min - Average sunshine in May:
6h and 48min - Average sunshine in June:
7h and 24min
- Average sunshine in July:
7h and 30min - Average sunshine in August:
7h and 12min - Average sunshine in September:
8h and 36min - Average sunshine in October:
8h and 36min - Average sunshine in November:
8h and 18min - Average sunshine in December:
7h and 0min
The months with the most sunshine are September and October (Average sunshine: 8h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).
Average sunshine days
Vilhena, Brazil
- Average sunshine days in January:
1 days - Average sunshine days in February:
0.5 days - Average sunshine days in March:
1.1 days - Average sunshine days in April:
4.3 days - Average sunshine days in May:
11.4 days - Average sunshine days in June:
22.7 days
- Average sunshine days in July:
27.2 days - Average sunshine days in August:
25.6 days - Average sunshine days in September:
15.5 days - Average sunshine days in October:
6.6 days - Average sunshine days in November:
1.7 days - Average sunshine days in December:
1.6 days
The month with the most sunshine days is July (27.2 days).
The month with the least sunshine days is February (0.5 days).
Average UV index
Vilhena, Brazil
The months with the highest UV index are August and September (UV index 7).
The months with the lowest UV index are January and February (UV index 5).
Average cloud cover
Vilhena, Brazil
The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 15).
Average visibility
Vilhena, Brazil
The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are January, February, March and December (6km).
