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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, is another fresh winter month in Rio, Georgia, with temperature in the range of an average low of 36.1°F (2.3°C) and an average high of 52.2°F (11.2°C). With an average high-temperature of 52.2°F (11.2°C) and an average low-temperature of 36.1°F (2.3°C), January is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is a moderate month in Rio, Georgia, with an average temperature varying between 39.7°F (4.3°C) and 56.8°F (13.8°C). The average high-temperature in February, at a refreshing 56.8°F (13.8°C), reveals a modest deviation from January's 52.2°F (11.2°C). Weather in February »
Weather in March
March, the first month of the spring in Rio, is a comfortable month, with an average temperature fluctuating between 64.4°F (18°C) and 45.5°F (7.5°C). With the onset of March, the average high-temperature subtly transitions from a mild 56.8°F (13.8°C) in February to a still refreshing 64.4°F (18°C). Weather in March »
Weather in April
April in Rio, Georgia, is a warm spring month, with temperature in the range of an average low of 53.4°F (11.9°C) and an average high of 73.6°F (23.1°C). Rio experiences a temperature shift with the start of April, with average high-temperatures moving from a comfortable 64.4°F (18°C) in March to a warm 73.6°F (23.1°C). Weather in April »
Weather in May
The last month of the spring, May, is also a moderately hot month in Rio, Georgia, with temperature in the range of an average high of 81°F (27.2°C) and an average low of 60.8°F (16°C). Rio's May weather indicates a minor ascent in high-temperatures, adjusting from 73.6°F (23.1°C) in April to a still moderately hot 81°F (27.2°C). Weather in May »
Weather in June
The first month of the summer, June, is a tropical month in Rio, Georgia, with an average temperature varying between 87.8°F (31°C) and 67.8°F (19.9°C). June introduces a marginal temperature uplift, with average high-temperatures adjusting from May's moderately hot 81°F (27.2°C) to a hot 87.8°F (31°C). Weather in June »
Weather in July
July, like June, is a hot summer month in Rio, Georgia, with temperature in the range of an average low of 70.7°F (21.5°C) and an average high of 90°F (32.2°C). July is the warmest month, exhibiting average temperatures of 90°F (32.2°C) at the peak and 70.7°F (21.5°C) at the base. During July, the heat index is estimated at a scorching 109.4°F (43°C). Weather in July »
Weather in August
The last month of the summer, August, is another hot month in Rio, Georgia, with temperature in the range of an average low of 70.2°F (21.2°C) and an average high of 88.5°F (31.4°C). August's weather records an average high-temperature of a still hot 88.5°F (31.4°C), showing little deviation from July. Weather in August »
Weather in September
September, the first month of the autumn in Rio, is still a warm month, with an average temperature varying between 84°F (28.9°C) and 65.5°F (18.6°C). Rio starts September with an average high-temperature of a warm 84°F (28.9°C), hinting at a minimal fluctuation from August. Weather in September »
Weather in October
October, the same as September, is another warm autumn month in Rio, Georgia, with temperature in the range of an average high of 73.9°F (23.3°C) and an average low of 54.3°F (12.4°C). October is characterized by a reduction in the average high-temperature, from 84°F (28.9°C) in September to a still warm 73.9°F (23.3°C). Weather in October »
Weather in November
November, the last month of the autumn in Rio, is another comfortable month, with an average temperature varying between 62.1°F (16.7°C) and 44.2°F (6.8°C). As November commences, the average high-temperature shows a reduction, transitioning from a moderately hot 73.9°F (23.3°C) in October to a comfortable 62.1°F (16.7°C). Weather in November »
Weather in December
December, the first month of the winter in Rio, is also a fresh month, with an average temperature ranging between min 40.5°F (4.7°C) and max 55.2°F (12.9°C). December heralds a minor drop in average high-temperature, sliding from November's refreshing 62.1°F (16.7°C) to a fresh 55.2°F (12.9°C). Weather in December »
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Rio?
January, with its average high-temperature of 52.2°F (11.2°C) and an average low-temperature of 36.1°F (2.3°C), holds the record as the coldest month.
How much does it rain in Rio?
In Rio, Georgia, during the entire year, the rain falls for 179.6 days and collects up to 39.84" (1012mm) of precipitation.
When does it snow?
January through March, November and December are months with snowfall.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 1 days and accumulates 0.47" (12mm) of snow.
How many days does it snow?
In Rio, Georgia, during the entire year, snow falls for 2.7 days and aggregates up to 0.94" (24mm) of snow.
What is the month with the lowest UV index?
January, February and December, with an average maximum UV index of 3, 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 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 Rio, snow does not fall in April through October.
When are the longest days?
The month with the longest days is June, with an average of 14h and 18min of daylight.
What is the month with the highest UV index?
June is the month with the highest UV index, with an average maximum UV index of 7.
What are the warmest months?
July is Rio's warmest month, registering average high temperatures of 90°F (32.2°C) and lows of 70.7°F (21.5°C).
What month has the most sunshine?
With an average of 10.6h of sunshine, July has the most sunshine of the year.
What is the rainiest month?
August is the month with the most rainfall in Rio. Rain falls for 21.2 days and accumulates 4.61" (117mm) of precipitation.
What are the least humid months in Rio?
The months with the lowest humidity are October and November, with an average relative humidity of 72%.
What is the driest month in Rio?
October is the month with the least rainfall. Rain falls for 9.3 days and accumulates 2.09" (53mm) of precipitation.
What is the most humid month?
With an average relative humidity of 78%, December is the most humid month.
What is the month with the shortest days?
With an average of 10h and 0min of daylight, December has the shortest days of the year in Rio, Georgia.
What is the month with the least sunshine in Rio?
The month with the least sunshine is December, with an average of 5.1h of sunshine.
Average temperature
Rio, GA
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (52.2°F).
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure
Rio, GA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.1"Hg - Average pressure in April:
30.02"Hg - Average pressure in May:
30.03"Hg - Average pressure in June:
29.99"Hg
- Average pressure in July:
30.01"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.15"Hg - Average pressure in December:
30.15"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed
Rio, GA
- Average wind speed in January:
7.7mph - Average wind speed in February:
7.5mph - Average wind speed in March:
7.3mph - Average wind speed in April:
7mph - Average wind speed in May:
5.7mph - Average wind speed in June:
4.9mph
- Average wind speed in July:
4.5mph - Average wind speed in August:
4.4mph - Average wind speed in September:
4.8mph - Average wind speed in October:
6mph - Average wind speed in November:
6.5mph - Average wind speed in December:
7.1mph
The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity
Rio, GA
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are October and November (72%).
Average rainfall
Rio, GA
- Average rainfall in January:
2.95" - Average rainfall in February:
3.31" - Average rainfall in March:
2.76" - Average rainfall in April:
3.54" - Average rainfall in May:
3.43" - Average rainfall in June:
3.58"
- Average rainfall in July:
4.53" - Average rainfall in August:
4.61" - Average rainfall in September:
2.44" - Average rainfall in October:
2.09" - Average rainfall in November:
2.56" - Average rainfall in December:
4.06"
The wettest month (with the highest rainfall) is August (4.61").
The driest month (with the least rainfall) is October (2.09").
Average rainfall days
Rio, GA
- Average rainfall days in January:
12.3 days - Average rainfall days in February:
13 days - Average rainfall days in March:
15.3 days - Average rainfall days in April:
13.7 days - Average rainfall days in May:
16.3 days - Average rainfall days in June:
19.3 days
- Average rainfall days in July:
22.6 days - Average rainfall days in August:
21.2 days - Average rainfall days in September:
13.8 days - Average rainfall days in October:
9.3 days - Average rainfall days in November:
9.4 days - Average rainfall days in December:
13.4 days
The month with the highest number of rainy days is July (22.6 days).
The month with the least rainy days is October (9.3 days).
Average snowfall
Rio, GA
The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Rio, GA
- Average snowfall days in January:
1 days - Average snowfall days in February:
0.7 days - Average snowfall days in March:
0.3 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.1 days - Average snowfall days in December:
0.5 days
The month with the highest number of snowfall days is January (1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Rio, GA
- Average daylight in January:
10h and 1min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 5min - Average daylight in June:
14h and 2min
- Average daylight in July:
14h and 1min - Average daylight in August:
13h and 2min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 2min - Average daylight in December:
10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January:
5h and 5min - Average sunshine in February:
6h and 4min - Average sunshine in March:
7h and 1min - Average sunshine in April:
8h and 3min - Average sunshine in May:
10h and 0min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
9h and 2min - Average sunshine in September:
8h and 3min - Average sunshine in October:
7h and 1min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 1min
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
Rio, GA
- Average sunshine days in January:
17.1 days - Average sunshine days in February:
13.2 days - Average sunshine days in March:
14 days - Average sunshine days in April:
15 days - Average sunshine days in May:
13.5 days - Average sunshine days in June:
8.9 days
- Average sunshine days in July:
7.4 days - Average sunshine days in August:
8.3 days - Average sunshine days in September:
14.8 days - Average sunshine days in October:
20.6 days - Average sunshine days in November:
19.2 days - Average sunshine days in December:
16.4 days
The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is July (7.4 days).
Average UV index
Rio, GA
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 3).
Average cloud cover
Rio, GA
The month with the most cloud cover is December (Cloud cover 45).
The months with the least cloud cover are June, September and October (Cloud cover 31).
Average visibility
Rio, GA
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).
Rio, Georgia, USA
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