Climate and monthly weather forecast
Saint Croix, IN

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Weather in January

January, the same as December, is a wintry winter month in Saint Croix, Indiana, with an average temperature varying between 25.3°F (-3.7°C) and 38.7°F (3.7°C). In Saint Croix, Indiana, the month of January registers the lowest temperatures, averaging 38.7°F (3.7°C) at the peak and 25.3°F (-3.7°C) at the lowest. Weather in January »

Weather in February

February, the last month of the winter in Saint Croix, is a frosty month, with an average temperature fluctuating between 29.1°F (-1.6°C) and 43.5°F (6.4°C). February's onset records a minor alteration in the average high-temperature to a chilly 43.5°F (6.4°C) from January's 38.7°F (3.7°C). Weather in February »

Weather in March

March, the first month of the spring in Saint Croix, is a fresh month, with temperature in the range of an average high of 54.1°F (12.3°C) and an average low of 38.3°F (3.5°C). Saint Croix in March sees a temperature change, with average high-temperatures moving from a chilly 43.5°F (6.4°C) in February to a cool 54.1°F (12.3°C). Weather in March »

Weather in April

April is an enjoyable spring month in Saint Croix, Indiana, with an average temperature ranging between max 65.7°F (18.7°C) and min 47.8°F (8.8°C). The shift from March to April sees an increase in the average high-temperature, transitioning from a cool 54.1°F (12.3°C) to an enjoyable 65.7°F (18.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Saint Croix, Indiana, with an average temperature fluctuating between 74.8°F (23.8°C) and 57.4°F (14.1°C). In May, the meteorological conditions change with the average high-temperature moving from a comfortable 65.7°F (18.7°C) in April to a moderately hot 74.8°F (23.8°C). Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in Saint Croix, Indiana, with an average temperature varying between 82.9°F (28.3°C) and 64.9°F (18.3°C). June signals a minor shift in the average high-temperature, moving from May's moderately hot 74.8°F (23.8°C) to a still warm 82.9°F (28.3°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Saint Croix, Indiana, with temperature in the range of an average high of 85.8°F (29.9°C) and an average low of 67.6°F (19.8°C). In Saint Croix, the month of July registers the highest temperatures, averaging 85.8°F (29.9°C) at the peak and 67.6°F (19.8°C) at the lowest. July's heat index is computed to be a fiery hot 98.6°F (37°C). Weather in July »

Weather in August

August, the last month of the summer in Saint Croix, is also a moderately hot month, with an average temperature varying between 65.5°F (18.6°C) and 84.7°F (29.3°C). With the advent of August, Saint Croix experiences an average high-temperature of a still moderately hot 84.7°F (29.3°C), mirroring a close resemblance to the previous month. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Saint Croix, Indiana, with an average temperature ranging between min 60.1°F (15.6°C) and max 79.5°F (26.4°C). Saint Croix's September average high-temperature settles at a still moderately hot 79.5°F (26.4°C), showing a near match with the preceding month. Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Saint Croix, Indiana, with an average temperature ranging between max 66.7°F (19.3°C) and min 48.7°F (9.3°C). A subtle decrease in the average high-temperature marks October, falling from September's moderately hot 79.5°F (26.4°C) to a refreshing 66.7°F (19.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Saint Croix, is also a fresh month, with an average temperature varying between 38.1°F (3.4°C) and 53.1°F (11.7°C). Onset of November witnesses a reduction in the average high-temperature, falling from a comfortable 66.7°F (19.3°C) in October to a fresh 53.1°F (11.7°C). Weather in November »

Weather in December

December, the first month of the winter in Saint Croix, is still a chilly month, with an average temperature ranging between max 43.5°F (6.4°C) and min 31.8°F (-0.1°C). The onset of December is marked by a decrease in temperature, transitioning from a cool 53.1°F (11.7°C) in November to a chilly 43.5°F (6.4°C). Weather in December »
Updated: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

January, marked by an average high-temperature of 38.7°F (3.7°C) and a low-temperature of 25.3°F (-3.7°C), is the coldest month.

How many days does it rain?

Throughout the year, there are 131.3 rainfall days, and 18.94" (481mm) of precipitation is accumulated.

When does it snow?

January through April, November and December are months with snowfall in Saint Croix.

When does it snow the most in Saint Croix?

January is the month with the most snowfall in Saint Croix. Snow falls for 5.3 days and accumulates 0.94" (24mm) of snow.

How much does it snow?

In Saint Croix, during the entire year, snow falls for 20 days and aggregates up to 3.27" (83mm) of snow.

What is the month with the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

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 CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

What is the rainiest month?

The month with the most rainfall is April, when the rain falls for 13.3 days and typically aggregates up to 2.32" (59mm) of precipitation.

What is the most humid month?

The most humid month is May, with an average relative humidity of 81%.

When it does not snow?

May through October are months without snowfall in Saint Croix.

What are the months with the highest UV index?

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

When are the longest days?

The month with the longest days is June, with an average of 14h and 48min of daylight.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 10.5h of sunshine.

What is the hottest time of year?

Saint Croix's temperatures tend to reach their peak averages in July, with a high of 85.8°F (29.9°C) and a low of 67.6°F (19.8°C).

What is the driest month in Saint Croix?

September is the month with the least rainfall. Rain falls for 9.5 days and accumulates 0.79" (20mm) of precipitation.

What is the least humid month?

The least humid month is October, with an average relative humidity of 73%.

What is the month with the shortest days?

With an average of 9h and 36min of daylight, December has the shortest days of the year.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 4.4h of sunshine.

Average temperature
Saint Croix, IN

Average temperature - Saint Croix, IN

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (38.7°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 (25.3°F).

Average pressure
Saint Croix, IN

Average pressure - Saint Croix, IN

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Saint Croix, IN

Average wind speed - Saint Croix, IN

The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity
Saint Croix, IN

Average humidity - Saint Croix, IN

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

Average rainfall
Saint Croix, IN

Average rainfall - Saint Croix, IN

The wettest month (with the highest rainfall) is April (2.32").
The driest month (with the least rainfall) is September (0.79").

Average rainfall days
Saint Croix, IN

Average rainfall days - Saint Croix, IN

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (8.1 days).

Average snowfall
Saint Croix, IN

Average snowfall - Saint Croix, IN

The month with the highest snowfall is January (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Saint Croix, IN

Average snowfall days - Saint Croix, IN

The month with the highest number of snowfall days is February (6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Saint Croix, IN

Average daylight / Average sunshine - Saint Croix, IN

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 36min).

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).

Average sunshine days
Saint Croix, IN

Average sunshine days - Saint Croix, IN

The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is May (12.3 days).

Average UV index
Saint Croix, IN

Average UV index - Saint Croix, IN

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, November and December (UV index 2).

Average visibility
Saint Croix, IN

Average visibility - Saint Croix, IN

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).

Saint Croix, Indiana, USA

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