September weather forecast
Montpelier, VA

Share

Weather in September

The first month of the autumn, September, is still a warm month in Montpelier, Virginia, with an average temperature ranging between min 60.6°F (15.9°C) and max 80.2°F (26.8°C).

Temperature

With the arrival of September, Montpelier notices a mild change in the average high-temperature, sliding from August's tropical 87.3°F (30.7°C) to a moderately hot 80.2°F (26.8°C). Throughout the month of September, Montpelier sees a steady low-temperature average of 60.6°F (15.9°C).

Humidity

In Montpelier, the average relative humidity in September is 75%.

Rainfall

The month with the least rainfall in Montpelier is September, when the rain falls for 12.2 days and typically collects 1.93" (49mm) of precipitation.

Snowfall

May through October are months without snowfall in Montpelier.

Daylight

In Montpelier, the average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 6:41 am and sunset at 7:39 pm. On the last day of September, in Montpelier, sunrise is at 7:06 am and sunset at 6:54 pm EDT.

Sunshine

In September, the average sunshine is 8.6h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 5 during September leads to these instructions:
Put precautions into practice - Guidance to elude sunburn is provided. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures in Montpelier?

In Montpelier, in September, the average high-temperature is 80.2°F (26.8°C), and the average low-temperature is 60.6°F (15.9°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 100.4°F (38°C).

What is the average humidity in September in Montpelier?

The average relative humidity in September in Montpelier is 75%.

What is the driest month in Montpelier?

The month with the least rainfall in Montpelier, Virginia, is September, when the rain falls for 12.2 days and typically collects 1.93" (49mm) of precipitation.

How much does it rain in Montpelier in September?

In Montpelier, during September, the rain falls for 12.2 days and regularly aggregates up to 1.93" (49mm) of precipitation.

When it does not snow in Montpelier?

May through October are months without snowfall in Montpelier.

How many hours of daylight does Montpelier have in September?

The average day length in September is 12h and 25min.

When are sunrise and sunset in September in Montpelier?

In September, on the first day of the month, sunrise is at 6:41 am and sunset at 7:39 pm. On the last day of the month, in Montpelier, sunrise is at 7:06 am and sunset at 6:54 pm EDT.

How long on average sun shines in September in Montpelier?

The average sunshine duration in September in Montpelier, Virginia, is 8.6h.

What is the UV index reading in September in Montpelier?

In September, the average daily maximum UV index in Montpelier is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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 September
Montpelier, VA

Average temperature in September - Montpelier, VA
  • Average high temperature in September: 80.2°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (43°F).

  • Average low temperature in September: 60.6°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

Average pressure in September
Montpelier, VA

Average pressure in September - Montpelier, VA
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in September
Montpelier, VA

Average wind speed in September - Montpelier, VA
  • Average wind speed in September: 5.4mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in September
Montpelier, VA

Average humidity in September - Montpelier, VA
  • Average humidity in September: 75%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (71%).

Average rainfall in September
Montpelier, VA

Average rainfall in September - Montpelier, VA
  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is April (2.91").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in September
Montpelier, VA

Average rainfall days in September - Montpelier, VA
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (9.5 days).

Average snowfall in September
Montpelier, VA

Average snowfall in September - Montpelier, VA
  • Average snowfall in September: 0"

The month with the highest snowfall is March (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Montpelier, VA

Average snowfall days in September - Montpelier, VA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Montpelier, VA

Average daylight in September / Average sunshine in September - Montpelier, VA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in September
Montpelier, VA

Average sunshine days in September - Montpelier, VA
  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).

Average UV index in September
Montpelier, VA

Average UV index in September - Montpelier, VA
  • Average UV index in September: 5

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, February and December (UV index 2).

Average cloud cover in September
Montpelier, VA

Average cloud cover in September - Montpelier, VA
  • Average cloud cover in September: 40

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in September
Montpelier, VA

Average visibility in September - Montpelier, VA
  • Average visibility in September: 5mi

The months with the highest visibility are March, April, June, July, August, October and November (6mi).
The months with the lowest visibility are January, February, May, September and December (5mi).

Montpelier, Virginia, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location