Climate and monthly weather forecast
Westminster, SC

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Weather in January

January, the same as December, in Westminster, South Carolina, is another chilly winter month, with an average temperature fluctuating between 33.1°F (0.6°C) and 48.7°F (9.3°C). Temperature records mark January as the coldest month, with highs averaging 48.7°F (9.3°C) and lows at 33.1°F (0.6°C). Weather in January »

Weather in February

February, the last month of the winter in Westminster, is a cool month, with an average temperature varying between 36.5°F (2.5°C) and 53.2°F (11.8°C). The commencement of February notes an average high-temperature of a cool 53.2°F (11.8°C), exhibiting little difference from the previous month. Weather in February »

Weather in March

March, the first month of the spring in Westminster, is a mild month, with an average temperature fluctuating between 60.6°F (15.9°C) and 42.1°F (5.6°C). The arrival of March signals a slight increase in the average high-temperature, moving from a fresh 53.2°F (11.8°C) in February to a moderate 60.6°F (15.9°C). Weather in March »

Weather in April

April is a pleasant spring month in Westminster, South Carolina, with an average temperature fluctuating between 49.8°F (9.9°C) and 70°F (21.1°C). In Westminster, the onset of April comes with an increased average high-temperature, moving from March's moderate 60.6°F (15.9°C) to an agreeable 70°F (21.1°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Westminster, South Carolina, with an average temperature ranging between min 57.2°F (14°C) and max 78.4°F (25.8°C). The onset of May marks a slight increase in the average high-temperature, moving from a pleasant 70°F (21.1°C) in April to a warm 78.4°F (25.8°C). Weather in May »

Weather in June

June, the first month of the summer in Westminster, is a hot month, with an average temperature fluctuating between 86.5°F (30.3°C) and 64.2°F (17.9°C). In June, the average high-temperature marginally rises from a moderately hot 78.4°F (25.8°C) in May to a tropical 86.5°F (30.3°C). Weather in June »

Weather in July

July, the same as June, in Westminster, South Carolina, is a hot summer month, with an average temperature fluctuating between 67.6°F (19.8°C) and 89.2°F (31.8°C). Westminster registers the highest average temperatures during the month of July, with peaks of 89.2°F (31.8°C) and lows of 67.6°F (19.8°C). In July, the heat index is calculated to be an extremely hot 104°F (40°C). Weather in July »

Weather in August

August, the last month of the summer in Westminster, is another tropical month, with an average temperature fluctuating between 66.4°F (19.1°C) and 87.6°F (30.9°C). The advent of August observes an average high-temperature of a still tropical 87.6°F (30.9°C), nearly identical to July's 89.2°F (31.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Westminster, South Carolina, with an average temperature ranging between min 61.7°F (16.5°C) and max 82.2°F (27.9°C). During the shift to September, Westminster records a mild decrease in average high-temperature, moving from a tropical 87.6°F (30.9°C) in August to a moderately hot 82.2°F (27.9°C). Weather in September »

Weather in October

October, like September, is an agreeable autumn month in Westminster, South Carolina, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 71.2°F (21.8°C). In the transition to October, Westminster observes a drop in the average high-temperature, moving from a moderately hot 82.2°F (27.9°C) in September to an agreeable 71.2°F (21.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Westminster, is also a moderate month, with temperature in the range of an average low of 41.7°F (5.4°C) and an average high of 59.5°F (15.3°C). A moderate decline in the average high-temperature is seen during November, decreasing from an agreeable 71.2°F (21.8°C) in October to a mild 59.5°F (15.3°C). Weather in November »

Weather in December

December, the first month of the winter in Westminster, is also a fresh month, with an average temperature ranging between min 37.9°F (3.3°C) and max 52.7°F (11.5°C). During the shift to December, Westminster records a mild decrease in average high-temperature, moving from a moderate 59.5°F (15.3°C) in November to a fresh 52.7°F (11.5°C). Weather in December »

Frequently asked questions

What month is the coldest?

The month of January sees the average lowest temperatures, reaching 48.7°F (9.3°C) at the peak and 33.1°F (0.6°C) at the low.

How many days does it rain?

Throughout the year, there are 157.5 rainfall days, and 33.5" (851mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through March and December.

How much does it snow?

In Westminster, during the entire year, snow falls for 2.9 days and aggregates up to 4.45" (113mm) of snow.

What are the months with the lowest UV index?

The months with the lowest UV index are January 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 in Westminster?

April through November are months without snowfall.

What is the month with the highest UV index?

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

When are the longest days?

With an average of 14h and 24min of daylight, June has the longest days of the year in Westminster.

What is the hottest time of year?

The month of July sees the average highest temperatures, reaching 89.2°F (31.8°C) at the peak and 67.6°F (19.8°C) at the low.

What is the least humid month?

July is the least humid month, with an average relative humidity of 71%.

What month has the most sunshine?

With an average of 11h of sunshine, July has the most sunshine of the year.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12.2 days and typically collects 1.77" (45mm) of precipitation.

What is the most humid month in Westminster?

With an average relative humidity of 77%, December is the most humid month.

What is the rainiest month?

December is the month with the most rainfall in Westminster. Rain falls for 11.6 days and accumulates 3.7" (94mm) of precipitation.

When does it snow the most?

December is the month with the most snowfall. Snow falls for 0.6 days and accumulates 2.28" (58mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 54min of daylight.

What is the month with the least sunshine?

The month with the least sunshine in Westminster is December, with an average of 5.4h of sunshine.

Average temperature
Westminster, SC

Average temperature - Westminster, SC

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (48.7°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 (33.1°F).

Average pressure
Westminster, SC

Average pressure - Westminster, SC

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed
Westminster, SC

Average wind speed - Westminster, SC

The windiest month (with the highest average wind speed) is February (6.1mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity
Westminster, SC

Average humidity - Westminster, SC

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (71%).

Average rainfall
Westminster, SC

Average rainfall - Westminster, SC

The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days
Westminster, SC

Average rainfall days - Westminster, SC

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is October (8.5 days).

Average snowfall
Westminster, SC

Average snowfall - Westminster, SC

The month with the highest snowfall is December (2.28").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days
Westminster, SC

Average snowfall days - Westminster, SC

The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Westminster, SC

Average daylight / Average sunshine - Westminster, SC

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days
Westminster, SC

Average sunshine days - Westminster, SC

The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (11.6 days).

Average UV index
Westminster, SC

Average UV index - Westminster, SC

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
Westminster, SC

Average cloud cover - Westminster, SC

The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are June and July (Cloud cover 27).

Average visibility
Westminster, SC

Average visibility - Westminster, SC

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

Westminster, South Carolina, USA

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