October weather forecast
Galle, Sri Lanka

October

Weather in October

October views a brief relief from the increased rainfall, with records showing a decrease to 194mm (7.64"). There remains a moderately high level of rainfall, albeit less than the previous month. The dashes of rain can affect visibility in Galle, but the town trudges on, unfettered. The balance of warmth and breezes creates a comfortable atmosphere for indoor and outdoor activities. The average wind speed lessens, complementing the overall stabilized weather pattern of October.

Temperature

October's arrival registers an average high-temperature of a still warm 28.8°C (83.8°F), closely aligning with the temperature of the previous month. During October, Galle's nighttime temperatures demonstrate a subtle cooling from daytime highs, stabilizing at a still moderately hot 25.9°C (78.6°F).

Heat index

During October, the heat index is appraised at a tropical 34°C (93.2°F). Exercise extra preventive actions, heat cramps and heat exhaustion are plausible. Continuous activity could result in heatstroke.
Be aware that heat index ratings are designed for shaded locations and minor breezes. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

In October, the average relative humidity is 80%.

Rainfall

In Galle, in October, it is raining for 26.3 days, with typically 194mm (7.64") of accumulated precipitation. In Galle, during the entire year, the rain falls for 286.9 days and collects up to 1974mm (77.72") of precipitation.

Sea temperature

In October, the average sea temperature is 28.6°C (83.5°F).
Note: For swimming, diving, and enjoying other water activities, the range of 25°C (77°F) to 29°C (84.2°F) in water temperature is considered ideal, offering pleasure for extended periods without discomfort.

Daylight

The average length of the day in October is 11h and 59min.
On the first day of the month, sunrise is at 05:56 and sunset at 18:00. On the last day of October, sunrise is at 05:55 and sunset at 17:50 +0530.

Sunshine

The average sunshine in October is 8.1h.

UV index

The months with the highest UV index are January through April, June through August, October through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In October, the maximum UV index of 7 transforms into these recommendations:
Fend off overexposure. Sun protection is vital. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Warning! Sand and water reflections boost the intensity of UV exposure.

Frequently asked questions

How hot is October?
The high-temperature, in October, in Galle, records 28.8°C (83.8°F), while the low-temperature is 25.9°C (78.6°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in October is appraised at 34°C (93.2°F).
What is the average humidity in October?
In Galle, the average relative humidity in October is 80%.
How many days does it rain in October?
In Galle, during October, the rain falls for 26.3 days and regularly aggregates up to 194mm (7.64") of precipitation.
What is the water temperature in October?
In October, the average sea temperature is 28.6°C (83.5°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.
What is the average length of the day in October?
In Galle, the average day length in October is 11h and 59min.
When are sunrise and sunset in October?
In October, on the first day of the month, sunrise is at 05:56 and sunset at 18:00. On the last day of the month, sunrise is at 05:55 and sunset at 17:50 +0530.
How long on average sun shines in October?
The average sunshine duration in October is 8.1h.
When is the highest UV index?
The months with the highest UV index in Galle, Sri Lanka, are January through April, June through August, October through December, with an average maximum UV index of 7.
How high is the UV index in October?
In Galle, the average daily maximum UV index in October is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in October - Galle, Sri Lanka
Average temperature in October
Galle, Sri Lanka
  • Average high temperature in October: 28.8°C

The warmest months (with the highest average high temperature) are March and April (30.3°C).
The months with the lowest average high temperature are August and September (28.3°C).

  • Average low temperature in October: 25.9°C

The month with the highest average low temperature is May (26.7°C).
The coldest month (with the lowest average low temperature) is January (24°C).

Average pressure in October - Galle, Sri Lanka
Average pressure in October
Galle, Sri Lanka
  • Average pressure in October: 1010.2mbar

The month with the highest atmospheric pressure is January (1011.4mbar).
The month with the lowest atmospheric pressure is May (1008.9mbar).

Average wind speed in October - Galle, Sri Lanka
Average wind speed in October
Galle, Sri Lanka
  • Average wind speed in October: 13.5km/h

The windiest month (with the highest average wind speed) is June (20.2km/h).
The calmest month (with the lowest average wind speed) is January (7.8km/h).

Average humidity in October - Galle, Sri Lanka
Average humidity in October
Galle, Sri Lanka
  • Average humidity in October: 80%

The months with the highest relative humidity are June and September (82%).
The months with the lowest relative humidity are February and March (77%).

Average rainfall in October - Galle, Sri Lanka
Average rainfall in October
Galle, Sri Lanka
  • Average rainfall in October: 194mm

The wettest month (with the highest rainfall) is May (302mm).
The driest month (with the least rainfall) is January (38mm).

Average rainfall days in October - Galle, Sri Lanka
Average rainfall days in October
Galle, Sri Lanka
  • Average rainfall days in October: 26.3 days

The month with the highest number of rainy days is June (28 days).
The month with the least rainy days is January (14.8 days).

Average sea temperature in October - Galle, Sri Lanka
Average sea temperature in October
Galle, Sri Lanka
  • Average sea temperature in October: 28.6°C

The best month for swimming (with the highest average sea temperature) is April (29.6°C).
The coldest month (with the lowest average sea temperature) is August (27.5°C).

Average daylight in October / Average sunshine in October - Galle, Sri Lanka
Average daylight in October /
Average sunshine in October
Galle, Sri Lanka
  • Average daylight in October: 12h and 0min

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 48min).

  • Average sunshine in October: 8h and 1min

The month with the most sunshine is April (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in October - Galle, Sri Lanka
Average sunshine days in October
Galle, Sri Lanka
  • Average sunshine days in October: 1.7 days

The month with the most sunshine days is January (12.8 days).
The month with the least sunshine days is June (1 days).

Average UV index in October - Galle, Sri Lanka
Average UV index in October
Galle, Sri Lanka
  • Average UV index in October: 7

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

Average cloud cover in October - Galle, Sri Lanka
Average cloud cover in October
Galle, Sri Lanka
  • Average cloud cover in October: 46

The month with the most cloud cover is June (Cloud cover 51).
The month with the least cloud cover is February (Cloud cover 26).

Average visibility in October - Galle, Sri Lanka
Average visibility in October
Galle, Sri Lanka
  • Average visibility in October: 9km

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

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