August weather forecast
Colchester, VT

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Weather in August

As one of the summer months, August extends the warm spell in Colchester. The temperatures remain relatively similar to that of July, indicating the continuation of pleasant summer weather. Colchester’s landscapes radiate under the ample sunlight, with greenery dominating the city's aesthetics. Residents enjoy the last few weeks of summer, basking in the abundant sunshine and comfortable temperatures. The transition to autumn starts to gently peek through by the end of this month, setting the stage for the next weather cycle.

Temperature

During August, Colchester observes a subtle ascent to a still warm 76.6°F (24.8°C) from July's 78.1°F (25.6°C) in the average high-temperature. August's nights in Colchester observe an average temperature of 56.1°F (13.4°C).

Humidity

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

Rainfall

In Colchester, in August, it is raining for 15.6 days, with typically 1.89" (48mm) of accumulated precipitation. In Colchester, during the entire year, the rain falls for 153.4 days and collects up to 17.01" (432mm) of precipitation.

Snowfall

June through September are months without snowfall in Colchester.

Daylight

In August, the average length of the day in Colchester, Vermont, is 13h and 59min.
On the first day of August in Colchester, sunrise is at 5:40 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 7:30 pm EDT.

Sunshine

In August, the average sunshine is 10.1h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In August, the maximum UV index of 5 transforms into these recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What are August temperatures in Colchester?

In August, in Colchester, the average high-temperature is 76.6°F (24.8°C), and the average low-temperature is 56.1°F (13.4°C).

What is the average humidity in August in Colchester?

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

How many days does it rain in August in Colchester?

In Colchester, during August, the rain falls for 15.6 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow in Colchester?

In Colchester, snow does not fall in June through September.

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

In Colchester, Vermont, the average day length in August is 13h and 59min.

When is the sunrise / sunset in August in Colchester?

On the first day of August in Colchester, sunrise is at 5:40 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 7:30 pm EDT.

How long on average sun shines in August in Colchester?

In August, the average sunshine duration in Colchester is 10.1h.

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

May through August, with an average maximum UV index of 5, are months with the highest UV index in Colchester.

What is the UV index intensity in August in Colchester?

In Colchester, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium 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
Colchester, VT

Average temperature in August - Colchester, VT
  • Average high temperature in August: 76.6°F

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (24.6°F).

  • Average low temperature in August: 56.1°F

The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).

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Average pressure in August
Colchester, VT

Average pressure in August - Colchester, VT
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Colchester, VT

Average wind speed in August - Colchester, VT
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in August
Colchester, VT

Average humidity in August - Colchester, VT
  • Average humidity in August: 78%

The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is May (75%).

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Average rainfall in August
Colchester, VT

Average rainfall in August - Colchester, VT
  • Average rainfall in August: 1.89"

The wettest month (with the highest rainfall) is June (2.09").
The driest month (with the least rainfall) is February (0.87").

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Average rainfall days in August
Colchester, VT

Average rainfall days in August - Colchester, VT
  • Average rainfall days in August: 15.6 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is January (7.4 days).

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Average snowfall in August
Colchester, VT

Average snowfall in August - Colchester, VT
  • Average snowfall in August: 0"

The month with the highest snowfall is January (5.16").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Colchester, VT

Average snowfall days in August - Colchester, VT
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Colchester, VT

Average daylight in August / Average sunshine in August - Colchester, VT
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 0min).

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Average sunshine days in August
Colchester, VT

Average sunshine days in August - Colchester, VT
  • Average sunshine days in August: 12.6 days

The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is February (7.3 days).

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Average UV index in August
Colchester, VT

Average UV index in August - Colchester, VT
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in August
Colchester, VT

Average cloud cover in August - Colchester, VT
  • Average cloud cover in August: 35

The month with the most cloud cover is February (Cloud cover 70).
The months with the least cloud cover are July, August and September (Cloud cover 35).

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Average visibility in August
Colchester, VT

Average visibility in August - Colchester, VT
  • Average visibility in August: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).

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Colchester, Vermont, USA

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