August weather forecast
Galena, MD

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Weather in August

The last month of the summer, August, is another warm month in Galena, Maryland, with an average temperature fluctuating between 82.9°F (28.3°C) and 67.6°F (19.8°C).

Temperature

With August's arrival, Galena notes an average high-temperature of a still moderately hot 82.9°F (28.3°C), closely following the trend of the preceding month. Galena's average low-temperature in the month of August is recorded at a comfortable 67.6°F (19.8°C).

Heat index

August's heat index is estimated at a hot 91.4°F (33°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
Always consider that heat index estimations are for light winds and places in the shade. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

The average relative humidity in August is 78%.

Rainfall

August is the month with the most rainfall. Rain falls for 11.2 days and accumulates 1.42" (36mm) of precipitation.

Snowfall

In Galena, snow does not fall in April through October.

Daylight

In Galena, the average length of the day in August is 13h and 40min.
On the first day of August, sunrise is at 6:04 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:35 pm EDT.

Sunshine

The average sunshine in August is 10.5h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 6 during August translates into these guidelines:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Updated: Jun 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

The average high-temperature and low-temperature during August are 82.9°F (28.3°C) and 67.6°F (19.8°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is estimated at 91.4°F (33°C).

What is the average humidity in August?

In Galena, the average relative humidity in August is 78%.

What is the wettest month?

The month with the most rainfall is August, when the rain falls for 11.2 days and typically aggregates up to 1.42" (36mm) of precipitation.

How much does it rain in August?

In Galena, in August, during 11.2 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

When it does not snow?

In Galena, snow does not fall in April through October.

How many hours of daylight does Galena have in August?

In Galena, the average day length in August is 13h and 40min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:04 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:35 pm EDT.

How many hours of sunshine does Galena have in August?

In August, the average sunshine duration is 10.5h.

What is the month with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

How high is the UV index in August?

In August, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Galena, MD

Average temperature in August - Galena, MD
  • Average high temperature in August: 82.9°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (39.2°F).

  • Average low temperature in August: 67.6°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

Average pressure in August
Galena, MD

Average pressure in August - Galena, MD
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Galena, MD

Average wind speed in August - Galena, MD
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in August
Galena, MD

Average humidity in August - Galena, MD
  • Average humidity in August: 78%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January, March, April and November (74%).

Average rainfall in August
Galena, MD

Average rainfall in August - Galena, MD
  • Average rainfall in August: 1.42"

The wettest month (with the highest rainfall) is August (1.42").
The driest month (with the least rainfall) is January (0.51").

Average rainfall days in August
Galena, MD

Average rainfall days in August - Galena, MD
  • Average rainfall days in August: 11.2 days

The month with the highest number of rainy days is July (12.4 days).
The month with the least rainy days is November (5.6 days).

Average snowfall in August
Galena, MD

Average snowfall in August - Galena, MD
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Galena, MD

Average snowfall days in August - Galena, MD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (3.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Galena, MD

Average daylight in August / Average sunshine in August - Galena, MD
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

Average sunshine days in August
Galena, MD

Average sunshine days in August - Galena, MD
  • Average sunshine days in August: 17.4 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is July (15.1 days).

Average UV index in August
Galena, MD

Average UV index in August - Galena, MD
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in August
Galena, MD

Average cloud cover in August - Galena, MD
  • Average cloud cover in August: 30

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in August
Galena, MD

Average visibility in August - Galena, MD
  • Average visibility in August: 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).

Galena, Maryland, USA

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