June weather forecast
Sumatra, FL

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Weather in June

June, the first month of the summer in Sumatra, is a tropical month, with an average temperature varying between 89.2°F (31.8°C) and 73.9°F (23.3°C).

Temperature

The arrival of June is marked by an average high-temperature of a tropical 89.2°F (31.8°C), bearing a close resemblance to May. Sumatra's average low-temperature for the month of June records at a warm 73.9°F (23.3°C).

Heat index

In June, the heat index is calculated to be an extremely hot 105.8°F (41°C). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', measures the perceived warmth when incorporating the humidity present in the air. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
The human body keeps its cool primarily through perspiration, as this process enables sweat to evaporate, taking away the excess heat. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

In June, the average relative humidity in Sumatra is 74%.

Rainfall

In June, the rain falls for 19.1 days. Throughout June, 2.99" (76mm) of precipitation is accumulated. In Sumatra, during the entire year, the rain falls for 164.7 days and collects up to 30.63" (778mm) of precipitation.

Daylight

June has the longest days of the year in Sumatra, with an average of 14h and 0min of daylight.
On the first day of June in Sumatra, sunrise is at 6:39 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 8:45 pm EDT.

Sunshine

The months with the most sunshine are May through July, with an average of 11h of sunshine.

UV index

The months with the highest UV index are May through August, 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 radiation for ordinary individuals.
Note: A maximum daily UV index of 7 during June morphs into the following directions:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during June?

An average high-temperature, in June, in Sumatra, is 89.2°F (31.8°C) and the average low-temperature is 73.9°F (23.3°C). In June, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 105.8°F (41°C).

What is the average humidity in June?

In Sumatra, the average relative humidity in June is 74%.

How much does it rain in June?

In Sumatra, during June, the rain falls for 19.1 days and regularly aggregates up to 2.99" (76mm) of precipitation.

When are the longest days?

June has the longest days of the year, with an average of 14h and 0min of daylight.

How many hours of daylight does Sumatra have in June?

In Sumatra, the average day length in June is 14h and 3min.

What time are sunrise and sunset in June?

On the first day of June, sunrise is at 6:39 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 8:45 pm EDT.

What is the month with the most sunshine?

May through July, with an average of 11h of sunshine, are months with the most sunshine.

How many hours of sunshine does Sumatra have in June?

The average sunshine duration in June is 11h.

What are the months with the highest UV index?

May through August, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index intensity in June?

In June, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Sumatra, FL

Average temperature in June - Sumatra, FL
  • Average high temperature in June: 89.2°F

The warmest month (with the highest average high temperature) is August (90.3°F).
The month with the lowest average high temperature is January (60.8°F).

  • Average low temperature in June: 73.9°F

The month with the highest average low temperature is August (76.3°F).
The coldest month (with the lowest average low temperature) is January (45.3°F).

Average pressure in June
Sumatra, FL

Average pressure in June - Sumatra, FL
  • Average pressure in June: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).

Average wind speed in June
Sumatra, FL

Average wind speed in June - Sumatra, FL
  • Average wind speed in June: 5.5mph

The windiest months (with the highest average wind speed) are January and March (7mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in June
Sumatra, FL

Average humidity in June - Sumatra, FL
  • Average humidity in June: 74%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January, May and October (72%).

Average rainfall in June
Sumatra, FL

Average rainfall in June - Sumatra, FL
  • Average rainfall in June: 2.99"

The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is November (1.38").

Average rainfall days in June
Sumatra, FL

Average rainfall days in June - Sumatra, FL
  • Average rainfall days in June: 19.1 days

The month with the highest number of rainy days is August (23.8 days).
The month with the least rainy days is November (7.5 days).

Average daylight in June /
Average sunshine in June
Sumatra, FL

Average daylight in June / Average sunshine in June - Sumatra, FL
  • Average daylight in June: 14h and 0min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in June: 11h and 0min

The months with the most sunshine are May, June and July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in June
Sumatra, FL

Average sunshine days in June - Sumatra, FL
  • Average sunshine days in June: 8.1 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is August (5.2 days).

Average UV index in June
Sumatra, FL

Average UV index in June - Sumatra, FL
  • Average UV index in June: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in June
Sumatra, FL

Average cloud cover in June - Sumatra, FL
  • Average cloud cover in June: 26

The months with the most cloud cover are February and December (Cloud cover 39).
The month with the least cloud cover is May (Cloud cover 23).

Average visibility in June
Sumatra, FL

Average visibility in June - Sumatra, FL
  • Average visibility in June: 6mi

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

Sumatra, Florida, USA

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