Climate and monthly weather forecast
Collinsville, VA

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Weather in January

January, the same as December, in Collinsville, Virginia, is another chilly winter month, with temperature in the range of an average high of 44.1°F (6.7°C) and an average low of 28.8°F (-1.8°C). With its high average temperature of 44.1°F (6.7°C) and a low of 28.8°F (-1.8°C), January is regarded as the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another chilly month in Collinsville, Virginia, with an average temperature varying between 31.5°F (-0.3°C) and 48.7°F (9.3°C). February's onset records a minor alteration in the average high-temperature to a still frosty 48.7°F (9.3°C) from January's 44.1°F (6.7°C). Weather in February »

Weather in March

The first month of the spring, March, is a moderate month in Collinsville, Virginia, with an average temperature varying between 38.5°F (3.6°C) and 56.5°F (13.6°C). Collinsville's transition into March is marked by a minor temperature shift, moving from a chilly 48.7°F (9.3°C) in February to a mild 56.5°F (13.6°C). Weather in March »

Weather in April

April in Collinsville, Virginia, is an enjoyable spring month, with an average temperature varying between 47.5°F (8.6°C) and 67.6°F (19.8°C). Noticing a change, the average high-temperature during April moves from March's moderate 56.5°F (13.6°C) to an enjoyable 67.6°F (19.8°C). Weather in April »

Weather in May

May, the last month of the spring in Collinsville, is a moderately hot month, with an average temperature fluctuating between 76.6°F (24.8°C) and 55.8°F (13.2°C). The shift from April to May sees an increase in the average high-temperature, transitioning from an enjoyable 67.6°F (19.8°C) to a moderately hot 76.6°F (24.8°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Collinsville, Virginia, with temperature in the range of an average high of 84.7°F (29.3°C) and an average low of 62.1°F (16.7°C). June sees a marginal temperature increase, moving from 76.6°F (24.8°C) in May to a still warm 84.7°F (29.3°C). Weather in June »

Weather in July

July in Collinsville, Virginia, is a tropical summer month, with temperature in the range of an average low of 66°F (18.9°C) and an average high of 88.9°F (31.6°C). In Collinsville, Virginia, the average temperatures in July are the highest, with a peak at 88.9°F (31.6°C) and a low of 66°F (18.9°C). July's heat index is calculated to be a sweltering 102.2°F (39°C). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Collinsville, Virginia, with temperature in the range of an average high of 86.7°F (30.4°C) and an average low of 64.2°F (17.9°C). Collinsville, Virginia, experiences a recorded average high-temperature of a still tropical 86.7°F (30.4°C) in August, closely aligned with July's 88.9°F (31.6°C). Weather in August »

Weather in September

September, the first month of the autumn in Collinsville, is still a warm month, with an average temperature fluctuating between 79.7°F (26.5°C) and 59.4°F (15.2°C). September signifies a gentle decline in Collinsville's average high-temperature, easing from a hot 86.7°F (30.4°C) in August to a moderately hot 79.7°F (26.5°C). Weather in September »

Weather in October

October, like September, is another pleasant autumn month in Collinsville, Virginia, with temperature in the range of an average high of 68.4°F (20.2°C) and an average low of 49.1°F (9.5°C). October shows a mild decline in the average high-temperature, falling from September's moderately hot 79.7°F (26.5°C) to an agreeable 68.4°F (20.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Collinsville, is another refreshing month, with an average temperature ranging between max 56.3°F (13.5°C) and min 38.5°F (3.6°C). Collinsville's weather changes with the onset of November, slightly falling from a pleasant 68.4°F (20.2°C) in October to a mild 56.3°F (13.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in Collinsville, Virginia, with an average temperature ranging between max 48.6°F (9.2°C) and min 34.2°F (1.2°C). Start of December brings a slight shift in the average high-temperature, dipping a bit from November's moderate 56.3°F (13.5°C) to a frosty 48.6°F (9.2°C). Weather in December »

Frequently asked questions

What month is the coldest?

The month of January sees the average lowest temperatures, reaching 44.1°F (6.7°C) at the peak and 28.8°F (-1.8°C) at the low.

How many days does it rain?

In Collinsville, during the entire year, the rain falls for 132.1 days and collects up to 19.96" (507mm) of precipitation.

When does it snow?

Months with snowfall are January through March, May, November and December.

How many days does it snow?

Throughout the year, there are 8 snowfall days, and 6.06" (154mm) of snow is accumulated.

What are the months with the least sunshine?

The months with the least sunshine are January and December, with an average of 5.6h of sunshine.

When is the lowest UV index?

The months with the lowest UV index in Collinsville, Virginia, are January, February and December, with an average maximum UV index of 2.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

When it does not snow?

April, June through October are months without snowfall.

What are the most humid months?

The months with the highest humidity in Collinsville are May and December, with an average relative humidity of 76%.

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 13.8 days and typically aggregates up to 2.48" (63mm) of precipitation.

When are the longest days in Collinsville?

The month with the longest days is June, with an average of 14h and 36min of daylight.

When is the highest UV index?

June is the month with the highest UV index, with an average maximum UV index of 7.

What time of the year is the hottest?

In Collinsville, July is the month with the highest recorded average temperatures, measuring a high of 88.9°F (31.6°C) and a low of 66°F (18.9°C).

What is the least humid month?

July is the least humid month, with an average relative humidity of 70%.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.8h of sunshine.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 11 days and typically collects 1.14" (29mm) of precipitation.

When does it snow the most?

The month with the most snowfall in Collinsville is December, when snow falls for 1.1 days and typically aggregates up to 2.05" (52mm) of snow.

What is the month with the shortest days?

The month with the shortest days in Collinsville, Virginia, is December, with an average of 9h and 42min of daylight.

Average temperature
Collinsville, VA

Average temperature - Collinsville, VA

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (44.1°F).

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure
Collinsville, VA

Average pressure - Collinsville, VA

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed
Collinsville, VA

Average wind speed - Collinsville, VA

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity
Collinsville, VA

Average humidity - Collinsville, VA

The months with the highest relative humidity are May and December (76%).
The month with the lowest relative humidity is July (70%).

Average rainfall
Collinsville, VA

Average rainfall - Collinsville, VA

The wettest month (with the highest rainfall) is May (2.48").
The driest month (with the least rainfall) is September (1.14").

Average rainfall days
Collinsville, VA

Average rainfall days - Collinsville, VA

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is November (7 days).

Average snowfall
Collinsville, VA

Average snowfall - Collinsville, VA

The month with the highest snowfall is December (2.05").
The months with the least snowfall are April, June, July, August, September and October (0").

Average snowfall days
Collinsville, VA

Average snowfall days - Collinsville, VA

The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight / Average sunshine
Collinsville, VA

Average daylight / Average sunshine - Collinsville, VA

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

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

Average sunshine days
Collinsville, VA

Average sunshine days - Collinsville, VA

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (14.2 days).

Average UV index
Collinsville, VA

Average UV index - Collinsville, VA

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average visibility
Collinsville, VA

Average visibility - Collinsville, VA

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

Collinsville, Virginia, USA

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