Climate and monthly weather forecast
Ampara, Sri Lanka

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The climate of Ampara

Ampara, situated in Sri Lanka, is classified by the Köppen climate system as an 'Af' zone or 'Tropical Rainforest' climate. Throughout the year, the weather in Ampara remains predominantly tropical and fairly stable with frequent rainfall, high humidity, and warm temperatures.

With no real seasonal variation, the temperature falls between 24°C (75.2°F) and 33°C (91.4°F) all year round. The warmest months are from May to July where the temperature rises to around 33°C (91.4°F), and the coolest months are from November to January due to a small drop in temperature. As a tropical rainforest, Ampara experiences high volumes of rainfall throughout the year. Months of November and December are characterized by the highest rainfall of 220mm (8.66") and 272mm (10.71") respectively, while June has the least rainfall at 30mm (1.18").

The relative humidity in Ampara is consistently high, with values ranging from 68% in June and July to 81% in December. This high level of humidity is a mark of the tropical rainforest climate and contributes to the lush, green environment of the region. Sky visibility remains at about 10km (6.2mi) for most of the year, reducing slightly to 9km (5.6mi) in the months of November and December. This reduction in visibility is linked to the increased rainfall in these months.

The best time to visit Ampara

Choosing the best time to visit Ampara largely depends on visitor preferences. Yet, considering the weather patterns, the months of February to May could be ideal for a visit. During these months, daily high temperatures hover around 30°C (86°F) to 33°C (91.4°F), perfectly warm for outdoor activities. Though February sees 88mm (3.46") of rain, this decreases dramatically to just 39mm (1.54") in March, providing drier conditions for a comfortable exploration of Ampara's stunning landscapes.

The worst time to visit Ampara

While Ampara can be visited any time of the year, the months of November and December present challenging weather conditions due to the highest rainfall of the year of 220mm (8.66") and 272mm (10.71") respectively. Combined with the highest relative humidity levels of 79% and 81%, visitors during this period may face discomfort due to the wet and damp conditions.

Spring weather in Ampara

In Ampara, the spring season - from March to May - shows the transition from slightly cooler to warmer weather. High temperatures during this period range from 30.1°C (86.2°F) to 32.7°C (90.9°F), providing warm days for outdoor activities. The rainfall gradually increases from 39mm (1.54") in March to 79mm (3.11") in May, providing an increased contrast between dry and wet days.

Summer weather in Ampara

The summer season, encompassing the months of June through August, characterises consistent temperatures, ranging from 33°C (91.4°F) in June to 32.3°C (90.1°F) in August. This period also marks the least humidity of the year, falling to levels of 68%, offering mildly more comfortable conditions. Even at its lowest, the rainfall in June measures at 30mm (1.18"), increasing to 55mm (2.17") by August.

Autumn weather in Ampara

Autumn, ranging from September to November, sees relatively consistent weather, with temperatures gradually decreasing from 31.8°C (89.2°F) to 29.3°C (84.7°F) by November. This period marks a significant increase in rainfall, starting from 81mm (3.19") in September to a peak of 220mm (8.66") in November, signaling the onset of the rainy season.

Winter weather in Ampara

Winter in Ampara, covering December to February, brings cooler days. Temperatures during this period decrease from the high of 28°C (82.4°F) in December to 27.3°C (81.1°F) in February, presenting the lowest temperatures of the year. Accompanying these cool temperatures is an increased precipitation, peaking at 272mm (10.71") in December before seeing a major drop to 88mm (3.46") in February.

Weather in January

January in Ampara, Sri Lanka, kick-starts with wet and humid conditions, with visibility standing at an unchanging 10 km. The sunshine duration is relatively low with only 7.5 hours per day. This month is also characterized by cloudy skies at 47%, coupled with a high relative humidity of 80%. Weather in January »

Weather in February

As the second month of the year, February, rolls in, the citizens of Ampara experience a slight reduction in cloud cover and humidity significantly dipping to 79%. The amount of rainfall drops to 88mm (3.46") and some shifts can be observed in temperature. Weather in February »

Weather in March

March ushers in declining rainfall with only 39mm (1.54") and the lowest cloud cover of 25% in the year. As sunshine duration increases to 9.4 hours daily, residents can expect to enjoy more outdoor activities. This is the period when the pressure tends to decrease to an average of 1010.8mb, resulting in moderate weather conditions. Weather in March »

Weather in April

The region of Ampara, Sri Lanka, witnesses a weather shift in April, with a significant hike in temperature. This month is marked by temperatures peaking from 25.9°C (78.6°F) to a high of 31.8°C (89.2°F), the first time the mercury crosses the 30°C (86°F) mark in the yearly cycle. Weather in April »

Weather in May

In May, weather patterns undergo some variations with an increase in rainfall to 79mm (3.11"), attributable to the onset of the Southwest Monsoon. Despite this, the temperature continues its uptrend, reaching a high of 32.7°C (90.9°F). Weather in May »

Weather in June

The June weather in Ampara, Sri Lanka, sees noticeable changes with the average temperature hitting a peak of 33°C (91.4°F). During this period, the cloud cover remains constant at 24%, while wind speeds reach 10.5km/h (6.5mph). Weather in June »

Weather in July

Ampara's July weather still resonates with that of June, with a small upsurge in rainfall to 41mm (1.61") and a slight decrease in temperature. With wind gusts reaching up to 16.5km/h (10.3mph), it marks the windiest period in the year. Weather in July »

Weather in August

August weather in Ampara, Sri Lanka, undergoes small changes, with relative humidity rising to 70% and the average temperature slightly decreasing. There is also a noticeable increase in rainfall to 55mm (2.17") which leads to a slightly wetter atmosphere. Weather in August »

Weather in September

The climate of September in Ampara observes an upward trend in rainfall, reaching 81mm (3.19") and an additional increase in cloud cover to 28%. Coinciding with this is a distinct drop in temperature from a high of 33°C (91.4°F) down to 31.8°C (89.2°F). Weather in September »

Weather in October

October witnesses further changes in the Ampara weather, as the region experiences its highest rainfall of 177mm (6.97"). Alongside this, there is a steady rise in humidity, reaching 76%. Despite these conditions, the hot weather prevails with high temperatures of 31°C (87.8°F). Weather in October »

Weather in November

In Ampara, the weather undergoes a significant shift in November, with the second highest monthly rainfall of 220mm (8.66") recorded in the year. The visibility begins to dip to 9 km, while the average high temperature drops to 29.3°C (84.7°F). Weather in November »

Weather in December

In the final month, December, Ampara observes the highest rainfall totalling 272mm (10.71"). The cloud coverage reaches the highest point of 50% in the year, signaling cloudier days. Interestingly, the month shows a slight cooling with temperature dropping to a low 24.5°C (76.1°F). Weather in December »

Frequently asked questions

What part of the year is the coldest in Ampara?

January brings the lowest temperatures, with an average high of 27.3°C (81.1°F) and an average low of 24°C (75.2°F).

How many days does it rain in Ampara?

Throughout the year, in Ampara, there are 237.8 rainfall days, and 1259mm (49.57") of precipitation is accumulated.

What are the months with the highest UV index in Ampara?

The months with the highest UV index are January through October, with an average maximum UV index of 7.

What are the warmest months in Ampara?

In Ampara, June is identified by the average highest temperatures, reaching a peak of 33°C (91.4°F) and a low of 26.3°C (79.3°F).

What are the least humid months in Ampara?

June and July, with an average relative humidity of 68%, are the least humid months.

What is the driest month in Ampara?

The month with the least rainfall in Ampara is June, when the rain falls for 15.3 days and typically collects 30mm (1.18") of precipitation.

When are the longest days in Ampara?

June has the longest days of the year in Ampara, with an average of 12h and 30min of daylight.

What month has the most sunshine in Ampara?

With an average of 11.8h of sunshine, June has the most sunshine of the year in Ampara, Sri Lanka.

What are the months with the lowest UV index in Ampara?

The months with the lowest UV index in Ampara, Sri Lanka, are November and December, with an average maximum UV index of 6.

What is the most humid month in Ampara?

December is the most humid month in Ampara, with an average relative humidity of 81%.

What is the rainiest month in Ampara?

The month with the most rainfall in Ampara is December, when the rain falls for 25.2 days and typically aggregates up to 272mm (10.71") of precipitation.

What is the month with the shortest days in Ampara?

December has the shortest days of the year, with an average of 11h and 42min of daylight.

Is there Daylight Saving Time (DST) in Ampara?

Ampara does not observe Daylight Saving Time (DST). +0530 timezone is used over the entire year.

What is the month with the least sunshine in Ampara?

The month with the least sunshine is December, with an average of 5.4h of sunshine.

Average temperature
Ampara, Sri Lanka

Average temperature - Ampara, Sri Lanka

The warmest month (with the highest average high temperature) is June (33°C).
The month with the lowest average high temperature is January (27.3°C).

The month with the highest average low temperature is May (26.6°C).
The coldest month (with the lowest average low temperature) is January (24°C).

Average pressure
Ampara, Sri Lanka

Average pressure - Ampara, Sri Lanka

The month with the highest atmospheric pressure is January (1011.8mbar).
The month with the lowest atmospheric pressure is June (1007.3mbar).

Average wind speed
Ampara, Sri Lanka

Average wind speed - Ampara, Sri Lanka

The windiest month (with the highest average wind speed) is January (13.9km/h).
The calmest month (with the lowest average wind speed) is September (9.1km/h).

Average humidity
Ampara, Sri Lanka

Average humidity - Ampara, Sri Lanka

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are June and July (68%).

Average rainfall
Ampara, Sri Lanka

Average rainfall - Ampara, Sri Lanka

The wettest month (with the highest rainfall) is December (272mm).
The driest month (with the least rainfall) is June (30mm).

Average rainfall days
Ampara, Sri Lanka

Average rainfall days - Ampara, Sri Lanka

The months with the highest number of rainy days are October and November (25.5 days).
The month with the least rainy days is March (12.8 days).

Average daylight / Average sunshine
Ampara, Sri Lanka

Average daylight / Average sunshine - Ampara, Sri Lanka

The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days
Ampara, Sri Lanka

Average sunshine days - Ampara, Sri Lanka

The month with the most sunshine days is March (15.5 days).
The month with the least sunshine days is November (3.2 days).

Average UV index
Ampara, Sri Lanka

Average UV index - Ampara, Sri Lanka

The months with the highest UV index are January, February, March, April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are November and December (UV index 6).

Average visibility
Ampara, Sri Lanka

Average visibility - Ampara, Sri Lanka

The months with the highest visibility are January, February, March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are November and December (9km).

Ampara, Sri Lanka

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