Raleigh
North Carolina, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Raleigh, NC

A view of the George Washington statue overlooking the city buildings of Raleigh, North Carolina
A view of the George Washington statue overlooking the city buildings of Raleigh, North Carolina
August is hot in Raleigh as 11 rainy days bring 4.2" (106.7mm) of rainfall, while the average temperatures are in the hot and humid 69°F (20.6°C) to 88°F (31.1°C) range.
Hurricanes power the rain bursts, and it is common to have a few days that bring heavy precipitation in a matter of hours. August skies are partly cloudy, and the atmosphere can be muggy at times. The summer crowds throng the city's parks, malls, museums, and restaurants. Evenings are long with plenty of sunshine.
Air-conditioners run day and night nonchalantly in August in Raleigh.

What is the temperature in August in Raleigh?

In August, in Raleigh, North Carolina, the average high-temperature is 88.3°F (31.3°C), and the average low-temperature is 68.5°F (20.3°C).

What is the most humid month in Raleigh?

August is the most humid month, with an average relative humidity of 77.9%.

What is the average humidity in August in Raleigh?

In August, the average relative humidity in Raleigh, North Carolina, is 77.9%.

How many days does it rain in August in Raleigh?

In Raleigh, North Carolina, in August, during 10.5 rainfall days, 4.3" (108.2mm) of precipitation is typically accumulated.

How many hours of daylight does Raleigh have in August?

The average length of the day in August is 13.5h.

How long on average sun shines in August in Raleigh?

In Raleigh, the average sunshine in August is 7.7h.

What is the UV index reading in August in Raleigh?

In August, the average daily maximum UV index in Raleigh, North Carolina, is 9. A UV Index reading of 8 to 10 represents a very high hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in August - Raleigh, NC
  • Average high temperature in August: 88.4°F

The warmest month (with the highest average high temperature) is July (90.2°F).
The month with the lowest average high temperature is January (50.9°F).

  • Average low temperature in August: 68.6°F

The month with the highest average low temperature is July (69.9°F).
The coldest month (with the lowest average low temperature) is January (31°F).

Average humidity in August - Raleigh, NC
  • Average humidity in August: 77.9%

The month with the highest relative humidity is August (77.9%).
The month with the lowest relative humidity is April (61.7%).

Average rainfall in August - Raleigh, NC
  • Average rainfall in August: 4.3"

The wettest month (with the highest rainfall) is July (4.7").
The driest month (with the lowest rainfall) is April (2.9").

Average rainfall days in August - Raleigh, NC
  • Average rainfall days in August: 10.5 days

The month with the highest number of rainy days is July (11.9 days).
The month with the lowest number of rainy days is October (7.3 days).

Average snowfall in August - Raleigh, NC
  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.9").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average snowfall days in August - Raleigh, NC
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (1.3 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August / Average sunshine in August - Raleigh, NC
  • Average daylight in August: 13.5h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in August: 7.7h

The month with most sunshine is June (Average sunshine: 8.9h).
The month with least sunshine is December (Average sunshine: 5.1h).

Average UV index in August - Raleigh, NC
  • Average UV index in August: 9

Months with the highest UV index are June and July (UV index 10).
The month with the lowest UV index is December (UV index 2).