August weather forecast
Nassau, DE

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Weather in August

August, the last month of the summer in Nassau, is also a moderately hot month, with an average temperature varying between 79.5°F (26.4°C) and 72.1°F (22.3°C).

Temperature

Nassau measures an average high-temperature of a still warm 79.5°F (26.4°C) in August, nearly consistent with the preceding month. Nassau encounters an average temperature dip to an agreeable 72.1°F (22.3°C) throughout August, subtly lower than its daytime maximum.

Humidity

The average relative humidity in August is 78%.

Rainfall

August is the month with the most rainfall. Rain falls for 18.2 days and accumulates 4.13" (105mm) of precipitation.

Snowfall

April through October are months without snowfall in Nassau.

Daylight

In Nassau, the average length of the day in August is 13h and 38min.
On the first day of August in Nassau, sunrise is at 6:02 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:32 pm EDT.

Sunshine

In Nassau, Delaware, the average sunshine in August is 10.6h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: A maximum daily UV index of 6 during August morphs into the following directions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature in Nassau?

The high-temperature, in August, in Nassau, records 79.5°F (26.4°C), while the low-temperature is 72.1°F (22.3°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is appraised at 86°F (30°C).

What is the average humidity in August in Nassau?

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

What is the wettest month in Nassau?

August is the month with the most rainfall in Nassau. Rain falls for 18.2 days and accumulates 4.13" (105mm) of precipitation.

How many days does it rain in August in Nassau?

In Nassau, in August, it is raining for 18.2 days, with typically 4.13" (105mm) of accumulated precipitation.

When it does not snow in Nassau?

In Nassau, Delaware, snow does not fall in April through October.

What is the average length of the day in August in Nassau?

In August, the average day length in Nassau, Delaware, is 13h and 38min.

When is the sunrise / sunset in August in Nassau?

In August, on the first day of the month, sunrise is at 6:02 am and sunset at 8:11 pm. On the last day of the month, in Nassau, sunrise is at 6:29 am and sunset at 7:32 pm EDT.

How long on average sun shines in August in Nassau?

The average sunshine duration in August in Nassau, Delaware, is 10.6h.

What is the month with the highest UV index in Nassau?

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

How high is the UV index in August in Nassau?

The average daily maximum UV index in August in Nassau, Delaware, is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
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
Nassau, DE

Average temperature in August - Nassau, DE
  • Average high temperature in August: 79.5°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (41.2°F).

  • Average low temperature in August: 72.1°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (32°F).

Average pressure in August
Nassau, DE

Average pressure in August - Nassau, DE
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Nassau, DE

Average wind speed in August - Nassau, DE
  • Average wind speed in August: 8.3mph

The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

Average humidity in August
Nassau, DE

Average humidity in August - Nassau, DE
  • Average humidity in August: 78%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is November (73%).

Average rainfall in August
Nassau, DE

Average rainfall in August - Nassau, DE
  • Average rainfall in August: 4.13"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.2").

Average rainfall days in August
Nassau, DE

Average rainfall days in August - Nassau, DE
  • Average rainfall days in August: 18.2 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is January (9.6 days).

Average snowfall in August
Nassau, DE

Average snowfall in August - Nassau, DE
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Nassau, DE

Average snowfall days in August - Nassau, DE
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Nassau, DE

Average daylight in August / Average sunshine in August - Nassau, DE
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in August
Nassau, DE

Average sunshine days in August - Nassau, DE
  • Average sunshine days in August: 10 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (9.8 days).

Average UV index in August
Nassau, DE

Average UV index in August - Nassau, DE
  • 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
Nassau, DE

Average cloud cover in August - Nassau, DE
  • Average cloud cover in August: 27

The months with the most cloud cover are February and March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in August
Nassau, DE

Average visibility in August - Nassau, DE
  • 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).

Nassau, Delaware, USA

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