Climate and monthly weather forecast
Rob Roy, IN

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Weather in January

January, like December, in Rob Roy, Indiana, is an icy winter month, with temperature in the range of an average low of 20.1°F (-6.6°C) and an average high of 32°F (0°C). Temperature records mark January as the coldest month, with highs averaging 32°F (0°C) and lows at 20.1°F (-6.6°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Rob Roy, Indiana, with an average temperature fluctuating between 36.3°F (2.4°C) and 23.7°F (-4.6°C). The arrival of February coincides with an average high-temperature of a still wintry 36.3°F (2.4°C), indicating a minimal shift from January's 32°F (0°C). Weather in February »

Weather in March

March, the first month of the spring in Rob Roy, is a chilly month, with temperature in the range of an average high of 49.1°F (9.5°C) and an average low of 34.5°F (1.4°C). Rob Roy sees a rise in temperature during March, with average high-temperatures transitioning from a cold 36.3°F (2.4°C) in February to a chilly 49.1°F (9.5°C). Weather in March »

Weather in April

April in Rob Roy, Indiana, is a refreshing spring month, with an average temperature ranging between max 60.8°F (16°C) and min 44.4°F (6.9°C). Rob Roy in April shows a temperature shift, moving from an average high of a chilly 49.1°F (9.5°C) in March to a comfortable 60.8°F (16°C). Weather in April »

Weather in May

May, the last month of the spring in Rob Roy, is a pleasant month, with an average temperature ranging between max 71.8°F (22.1°C) and min 54.9°F (12.7°C). The start of May brings a shift in the average high-temperature, increasing from April's refreshing 60.8°F (16°C) to an agreeable 71.8°F (22.1°C). Weather in May »

Weather in June

June, the first month of the summer in Rob Roy, is a warm month, with an average temperature fluctuating between 79.3°F (26.3°C) and 63°F (17.2°C). With the onset of June, Rob Roy observes a minor temperature ascent, with the average high-temperature adjusting from May's agreeable 71.8°F (22.1°C) to a moderately hot 79.3°F (26.3°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Rob Roy, Indiana, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 81.5°F (27.5°C). Rob Roy notes the warmest temperatures in July, with a high average of 81.5°F (27.5°C) and a low of 64.4°F (18°C). July's heat index is estimated at a tropical 87.8°F (31°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Rob Roy, Indiana, with an average temperature fluctuating between 62.8°F (17.1°C) and 80.2°F (26.8°C). Rob Roy's weather in August displays an average high-temperature of a still warm 80.2°F (26.8°C), showing minor disparity from July's 81.5°F (27.5°C). Weather in August »

Weather in September

September, the first month of the autumn in Rob Roy, is still a warm month, with an average temperature varying between 75.7°F (24.3°C) and 57.6°F (14.2°C). With the transition into September, Rob Roy notes an average high-temperature of a still moderately hot 75.7°F (24.3°C), closely resembling August. Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Rob Roy, Indiana, with an average temperature fluctuating between 63°F (17.2°C) and 47.1°F (8.4°C). In Rob Roy, the average high-temperature in October decreases from a moderately hot 75.7°F (24.3°C) in September to an enjoyable 63°F (17.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Rob Roy, is another chilly month, with an average temperature varying between 48.7°F (9.3°C) and 35.2°F (1.8°C). November's arrival corresponds with a decrease in average high-temperatures, from October's enjoyable 63°F (17.2°C) to a chilly 48.7°F (9.3°C). Weather in November »

Weather in December

December, the first month of the winter in Rob Roy, is also an icy month, with an average temperature varying between 27.3°F (-2.6°C) and 37.6°F (3.1°C). The onset of December comes with a shift in the average high-temperature, falling from a frosty 48.7°F (9.3°C) in November to a wintry 37.6°F (3.1°C). Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Rob Roy?

With an average high-temperature of 32°F (0°C) and an average low-temperature of 20.1°F (-6.6°C), January is the coldest month in Rob Roy.

How many days does it rain in Rob Roy?

Throughout the year, there are 161.5 rainfall days, and 27.91" (709mm) of precipitation is accumulated.

When does it snow in Rob Roy?

Months with snowfall in Rob Roy are January through April, November and December.

How much does it snow in Rob Roy?

In Rob Roy, Indiana, during the entire year, snow falls for 37.6 days and aggregates up to 10.59" (269mm) of snow.

What is the month with the least sunshine in Rob Roy?

January has the least sunshine of the year, with an average of 4.1h of sunshine.

When does it snow the most in Rob Roy?

February is the month with the most snowfall. Snow falls for 9.6 days and accumulates 3.27" (83mm) of snow.

When is Daylight Saving Time (DST) in Rob Roy?

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.

What is the wettest month in Rob Roy?

April is the month with the most rainfall in Rob Roy. Rain falls for 16.1 days and accumulates 3.39" (86mm) of precipitation.

When it does not snow in Rob Roy?

In Rob Roy, snow does not fall in May through October.

When are the longest days in Rob Roy?

With an average of 15h and 0min of daylight, June has the longest days of the year in Rob Roy.

What month has the most sunshine in Rob Roy?

With an average of 10.1h of sunshine, June has the most sunshine of the year in Rob Roy.

What are the months with the highest UV index in Rob Roy?

The months with the highest UV index in Rob Roy, Indiana, are June through August, with an average maximum UV index of 6.

What is the warmest month in Rob Roy?

Rob Roy's warmest temperatures are experienced in July, with average high temperatures of 81.5°F (27.5°C) and lows of 64.4°F (18°C).

What is the most humid month in Rob Roy?

The most humid month in Rob Roy is July, with an average relative humidity of 84%.

What is the driest month in Rob Roy?

The month with the least rainfall in Rob Roy is September, when the rain falls for 12.6 days and typically collects 1.5" (38mm) of precipitation.

What is the least humid month in Rob Roy?

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

What is the month with the shortest days in Rob Roy?

December has the shortest days of the year in Rob Roy, Indiana, with an average of 9h and 24min of daylight.

When is the lowest UV index in Rob Roy?

The month with the lowest UV index in Rob Roy, Indiana, is December, with an average maximum UV index of 1.

Average temperature
Rob Roy, IN

Average temperature - Rob Roy, IN

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32°F).

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

Average pressure
Rob Roy, IN

Average pressure - Rob Roy, IN

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Rob Roy, IN

Average wind speed - Rob Roy, IN

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

Average humidity
Rob Roy, IN

Average humidity - Rob Roy, IN

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (73%).

Average rainfall
Rob Roy, IN

Average rainfall - Rob Roy, IN

The wettest month (with the highest rainfall) is April (3.39").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days
Rob Roy, IN

Average rainfall days - Rob Roy, IN

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (7.3 days).

Average snowfall
Rob Roy, IN

Average snowfall - Rob Roy, IN

The month with the highest snowfall is February (3.27").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Rob Roy, IN

Average snowfall days - Rob Roy, IN

The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Rob Roy, IN

Average daylight / Average sunshine - Rob Roy, IN

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days
Rob Roy, IN

Average sunshine days - Rob Roy, IN

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is July (9 days).

Average visibility
Rob Roy, IN

Average visibility - Rob Roy, IN

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

Rob Roy, Indiana, USA

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