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Contents
- The climate of Alas
- The best time to visit Alas
- The worst time to visit Alas
- Spring weather in Alas
- Summer weather in Alas
- Autumn weather in Alas
- Winter weather in Alas
- 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
The climate of Alas
Situated in East Timor, Alas benefits from a Tropical wet and dry or savanna climate, according to the Köppen climate classification. This climate dominates a significant portion of the equatorial belt close to the equator, where Alas is geographically positioned.
Throughout the year, Alas experiences a robust, consistent range of temperatures that neither notch too high nor too low. Monthly averages oscillate from 26.6°C (79.9°F) to 28.5°C (83.3°F), with the warmest month being October and the coolest being July. Monthly low temperatures fall within a narrow band from 22.3°C (72.1°F) to 24.7°C (76.5°F), suggesting a soothing mildness throughout the year. Humidity generally hovers from 69% to 79%, backing up the predominance of the Tropical wet and dry style climate.
Rainfall in Alas undergoes pronounced variations throughout the year. A robust rainy season extends from January to April, tapering off to a distinct dry season from May to September with minimal precipitation, typically going as low as 2mm (0.08") in August. Monthly average rainfall ranges from this minimum to a peak of 172mm (6.77") in December, showcasing a sheer contrast.
Alas enjoys ample daylight throughout the year, with daily averages ranging from 11.6 hours in June and July to 12.6 hours in January and December. Correspondingly, sunshine hours shift subtly from 8.1 hours in January and February to 9.9 hours from August to September, indicating a marginally higher solar presence in the latter part of the year.
Throughout the year, Alas experiences a robust, consistent range of temperatures that neither notch too high nor too low. Monthly averages oscillate from 26.6°C (79.9°F) to 28.5°C (83.3°F), with the warmest month being October and the coolest being July. Monthly low temperatures fall within a narrow band from 22.3°C (72.1°F) to 24.7°C (76.5°F), suggesting a soothing mildness throughout the year. Humidity generally hovers from 69% to 79%, backing up the predominance of the Tropical wet and dry style climate.
Rainfall in Alas undergoes pronounced variations throughout the year. A robust rainy season extends from January to April, tapering off to a distinct dry season from May to September with minimal precipitation, typically going as low as 2mm (0.08") in August. Monthly average rainfall ranges from this minimum to a peak of 172mm (6.77") in December, showcasing a sheer contrast.
Alas enjoys ample daylight throughout the year, with daily averages ranging from 11.6 hours in June and July to 12.6 hours in January and December. Correspondingly, sunshine hours shift subtly from 8.1 hours in January and February to 9.9 hours from August to September, indicating a marginally higher solar presence in the latter part of the year.
The best time to visit Alas
Given the climatological makeup of Alas, late spring and early summer from May to July constitute an ideal period for visits. During this time, precipitation levels are minimal, with rainfall values oscillating from 13mm (0.51") to just 2mm (0.08") in August. Furthermore, the average temperature remains in the appealing mid-twenties Celsius, and the daylight lasts for about 11.6 hours. This combination of favourable weather parameters culminates in an ideal environment for various outdoor activities.
The worst time to visit Alas
Contrary to the relatively dry and mild spring-summer period, late autumn transitioning into early winter tends to exhibit harsh weather conditions. From November to December, Alas weathers its most intense rainy period, receiving up to 172mm (6.77") in December. Additionally, humidity levels rise, complicating the atmosphere beyond the liking of most leisure travellers. November and December are, thus, generally considered unfavourable for planning a visit.
Spring weather in Alas
Spring in Alas, extending from March to May, is characterized by reducing rainfall and temperatures that remain warm but not excessively high. During this period, the average high temperature transitions from 27.6°C (81.7°F) to 27.1°C (80.8°F), while the accompanying average lows shift between 24°C (75.2°F) and 23°C (73.4°F). Humidity also begins its gradual descent from 77% to 74%. Sunshine hours increment slightly from 9 hours in March to 9.6 hours by May, inducing an enjoyable brightness in the atmosphere.
Summer weather in Alas
Summer in Alas consistently presents pleasant temperature conditions. The season spans from June to August. Average high temperatures peak at 26.8°C (80.2°F) and lows at 22.3°C (72.1°F). During these months rainfall is considerably low, aiding in the creation of a warm and dry summer environment. Sunshine hours increase marginally from 9.6 hours to 9.9 hours with an accompanying rise in daylight hours from 11.6 hours to 11.8 hours in August.
Autumn weather in Alas
Autumn marks a transitional period in Alas beginning in September and ending in November. During this period, temperatures range between 27.7°C (81.9°F) and 28.4°C (83.1°F) for highs and between 23.2°C (73.8°F) and 24.5°C (76.1°F) for the lows. There is a noticeable uptick in rainfall, particularly in November when precipitation reaches 79mm (3.11"). Concurrently, sunshine hours decline from 9.9 hours to 9.3 hours.
Winter weather in Alas
Winter in Alas is dominated by the highest amounts of rainfall. Extending from December to February, this season brings the highest precipitation averaging at 157mm (6.18") of rain per month. A return to lower temperatures also occur, although values remain comfortably warm, ranging from an average high temperature of 27.9°C (82.2°F) to 27.3°C (81.1°F) and average lows between 24.7°C (76.5°F) and 24.3°C (75.7°F). Daylight hours increase to an annual peak in December and January, reaching an average of 12.6 hours per day.
Weather in January
January presents as a typical start of the year in Alas, East Timor. Setting the stage for the year ahead, it offers a humid climate and significant precipitation. The intensity of rainfall is noteworthy, displaying January as the month with the second-highest rainfall of the year - 159mm (6.26"). Weather in January »
Weather in February
February brings subtle changes from the climate experienced in January. The rainfall tends to be slightly lower, resulting in lesser days of rain, paving the way for a little more sunshine while maintaining a similar average temperature. Weather in February »
Weather in March
The transition from February to March signals a subtle shift towards higher temperatures and marginally less rainfall. There is a move from the previous patterns with a slight increase in the amount of sunshine and UV index. Interestingly, the highest average temperature is recorded this month at 27.6°C (81.7°F), offering warmer days to the residents. Weather in March »
Weather in April
April in Alas, East Timor, is characterized by a definitive decline in rainfall, marking the end of the heavy rain season. The city experiences a significant downturn in rainfall, from 154mm (6.06") to 85mm (3.35"). Consequently, the number of rainy days drastically drops, paving the way for longer hours of sunlight. Weather in April »
Weather in May
May's entrance confirms the shift in Alas from its tradition of significant precipitation to a more mellow rainfall of 60mm (2.36") average. This reduced rainfall, matched with a continued steady temperature range, shines a different atmospheric light on the streets of Alas. Weather in May »
Weather in June
June ushers in the driest period of the year. Compared to the previous month, rainfall shows a steep decline, almost to negligible levels. The weather becomes less humid and cooler nights are observed. A visible increase in hours of sunshine prevails in the forecast. Weather in June »
Weather in July
July continues the dry spell in Alas with just 12mm (0.47") of rainfall on record. Days are filled with sunshine while the average low temperature drops to 22.5°C (72.5°F), making evenings a little cooler. Wind speeds are slightly higher compared to June and visibility is perfect at 10km (6.2mi). Weather in July »
Weather in August
August is characterized as the driest month of the year with a minuscule 2mm (0.08") rainfall, making it a unique drizzle-free period. Simultaneously, the lowest humidity of the year is reported, indicating a decrease in moisture presence. Weather in August »
Weather in September
September signals a departure from the feather-light rainfall of August with a modest increase to 9mm (0.35"). The cloud cover also begins its ascend, moving from an almost clear sky to a lightly clouded one. This period observes slightly warmer temperatures, with the low average resorting back to mid-20s from the 22.3°C (72.1°F) in August. Weather in September »
Weather in October
October makes a shift from noticeably longer sunny days towards more rainy ones. A small rise in rainfall is observed along with an increase in relative humidity. Gently the dry season is fading away with a vivid climate transition. Weather in October »
Weather in November
November connotes a significant escalation in rainfall as East Timor moves towards another heavy rainfall season. The transition from October is marked by an increased downpour, leaping to an average rainfall of 79mm (3.11"). The month experiences high humidity along with a rise in low average temperatures. Weather in November »
Weather in December
December differs significantly compared to the previous month by showcasing a higher rainfall of 172mm (6.77"). This month reflects the typical monsoon climate in Alas, East Timor - significant rainfall, high humidity, and decreased sunshine hours. Weather in December »
Updated: Jul 14, 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
What is the most humid month?
The months with the highest humidity are January through March, with an average relative humidity of 79%.
How many days does it rain?
In Alas, during the entire year, the rain falls for 201.9 days and collects up to 906mm (35.67") of precipitation.
What is the month with the least sunshine?
January and February, with an average of 8.1h of sunshine, are months with the least sunshine.
When is the lowest UV index?
January, February, June through August and December, with an average maximum UV index of 6, are months with the lowest UV index.
What is the month with the highest UV index?
March through May, September through November, with an average maximum UV index of 7, are months with the highest UV index.
What is the month with the shortest days?
The month with the shortest days is June, with an average of 11h and 36min of daylight.
What is the coldest month?
Alas's July weather reaches an average high of 26.6°C (79.9°F) and an average low of 22.5°C (72.5°F), making it the coldest month.
What are the least humid months?
The months with the lowest humidity are August and September, with an average relative humidity of 69%.
What is the driest month?
The month with the least rainfall is August, when the rain falls for 2.8 days and typically collects 2mm (0.08") of precipitation.
What is the month with the most sunshine?
The months with the most sunshine in Alas are August and September, with an average of 9.9h of sunshine.
What time of the year is the hottest?
With average high and low temperatures of 28.5°C (83.3°F) and 24.3°C (75.7°F) respectively, October is Alas's warmest month.
What is the rainiest month?
The month with the most rainfall is December, when the rain falls for 28.4 days and typically aggregates up to 172mm (6.77") of precipitation.
When are the longest days?
December has the longest days of the year, with an average of 12h and 36min of daylight.
Is there Daylight Saving Time (DST)?
Alas does not observe Daylight Saving Time (DST). +09 timezone is used over the entire year.
Average temperature
Alas, East Timor
The warmest month (with the highest average high temperature) is October (28.5°C).
The month with the lowest average high temperature is July (26.6°C).
The month with the highest average low temperature is December (24.7°C).
The coldest month (with the lowest average low temperature) is August (22.3°C).
Average pressure
Alas, East Timor
- Average pressure in January:
1007.8mbar - Average pressure in February:
1008.6mbar - Average pressure in March:
1009mbar - Average pressure in April:
1009.8mbar - Average pressure in May:
1010.7mbar - Average pressure in June:
1011.6mbar
- Average pressure in July:
1012.1mbar - Average pressure in August:
1012.5mbar - Average pressure in September:
1011.9mbar - Average pressure in October:
1010.7mbar - Average pressure in November:
1009mbar - Average pressure in December:
1007.7mbar
The month with the highest atmospheric pressure is August (1012.5mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).
Average wind speed
Alas, East Timor
- Average wind speed in January:
11.5km/h - Average wind speed in February:
10.4km/h - Average wind speed in March:
8.3km/h - Average wind speed in April:
8.1km/h - Average wind speed in May:
10.9km/h - Average wind speed in June:
11.6km/h
- Average wind speed in July:
12.1km/h - Average wind speed in August:
12km/h - Average wind speed in September:
10.5km/h - Average wind speed in October:
9.4km/h - Average wind speed in November:
7.1km/h - Average wind speed in December:
8.1km/h
The windiest month (with the highest average wind speed) is July (12.1km/h).
The calmest month (with the lowest average wind speed) is November (7.1km/h).
Average humidity
Alas, East Timor
The months with the highest relative humidity are January, February and March (79%).
The months with the lowest relative humidity are August and September (69%).
Average rainfall
Alas, East Timor
- Average rainfall in January:
159mm - Average rainfall in February:
139mm - Average rainfall in March:
154mm - Average rainfall in April:
85mm - Average rainfall in May:
60mm - Average rainfall in June:
13mm
The wettest month (with the highest rainfall) is December (172mm).
The driest month (with the least rainfall) is August (2mm).
Average rainfall days
Alas, East Timor
- Average rainfall days in January:
27.3 days - Average rainfall days in February:
25.6 days - Average rainfall days in March:
27.1 days - Average rainfall days in April:
21 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
7.9 days
- Average rainfall days in July:
6.4 days - Average rainfall days in August:
2.8 days - Average rainfall days in September:
5.9 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
19.7 days - Average rainfall days in December:
28.4 days
The month with the highest number of rainy days is December (28.4 days).
The month with the least rainy days is August (2.8 days).
Average daylight / Average sunshine
Alas, East Timor
- Average daylight in January:
12h and 4min - Average daylight in February:
12h and 2min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 5min - Average daylight in May:
11h and 4min - Average daylight in June:
11h and 4min
- Average daylight in July:
11h and 4min - Average daylight in August:
11h and 5min - Average daylight in September:
12h and 1min - Average daylight in October:
12h and 2min - Average daylight in November:
12h and 3min - Average daylight in December:
12h and 4min
The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 36min).
- Average sunshine in January:
8h and 1min - Average sunshine in February:
8h and 1min - Average sunshine in March:
8h and 2min - Average sunshine in April:
9h and 0min - Average sunshine in May:
9h and 0min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
9h and 3min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 5min - Average sunshine in October:
9h and 5min - Average sunshine in November:
9h and 2min - Average sunshine in December:
8h and 2min
The months with the most sunshine are August and September (Average sunshine: 9h and 54min).
The months with the least sunshine are January and February (Average sunshine: 8h and 6min).
Average sunshine days
Alas, East Timor
- Average sunshine days in January:
0.6 days - Average sunshine days in February:
1 days - Average sunshine days in March:
1.4 days - Average sunshine days in April:
4.3 days - Average sunshine days in May:
8.8 days - Average sunshine days in June:
18.1 days
- Average sunshine days in July:
22.3 days - Average sunshine days in August:
26.4 days - Average sunshine days in September:
22.6 days - Average sunshine days in October:
14.2 days - Average sunshine days in November:
5.5 days - Average sunshine days in December:
0.8 days
The month with the most sunshine days is August (26.4 days).
The month with the least sunshine days is January (0.6 days).
Average UV index
Alas, East Timor
The months with the highest UV index are March, April, May, September, October and November (UV index 7).
The months with the lowest UV index are January, February, June, July, August and December (UV index 6).
Average cloud cover
Alas, East Timor
The months with the most cloud cover are January and February (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility
Alas, East Timor
The months with the highest visibility are April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February, March and December (9km).
