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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
Climate and monthly weather forecast
Weather in January
January, the same as December, in Norcross, Georgia, is a frosty winter month, with an average temperature fluctuating between 34.3°F (1.3°C) and 49.6°F (9.8°C). The coldest time of the year is January, with temperatures averaging a high of 49.6°F (9.8°C) and a low of 34.3°F (1.3°C). Weather in January »
Weather in February
February, the last month of the winter in Norcross, is a cool month, with temperature in the range of an average low of 38.1°F (3.4°C) and an average high of 54.7°F (12.6°C). Norcross's weather, upon February's arrival, documents an average high-temperature of a fresh 54.7°F (12.6°C), nearly identical to the prior month. Weather in February »
Weather in March
March, the first month of the spring in Norcross, is a comfortable month, with an average temperature ranging between max 62.8°F (17.1°C) and min 45.1°F (7.3°C). A gentle upsurge in temperatures occurs as February gives way to March, with average highs shifting from a fresh 54.7°F (12.6°C) to an enjoyable 62.8°F (17.1°C). Weather in March »
Weather in April
April is an agreeable spring month in Norcross, Georgia, with an average temperature fluctuating between 53.1°F (11.7°C) and 72.3°F (22.4°C). The transition from March to April brings a temperature rise, with average high-temperatures increasing from a refreshing 62.8°F (17.1°C) to a pleasant 72.3°F (22.4°C). Weather in April »
Weather in May
May, the last month of the spring in Norcross, is a warm month, with an average temperature varying between 80.8°F (27.1°C) and 61.3°F (16.3°C). May's onset is marked by a subtle temperature increase, moving from a pleasant 72.3°F (22.4°C) in April to a moderately hot 80.8°F (27.1°C). Weather in May »
Weather in June
June, the first month of the summer in Norcross, is a tropical month, with an average temperature fluctuating between 67.8°F (19.9°C) and 87.8°F (31°C). With the onset of June, Norcross's average high-temperature sees a modest rise, moving from May's warm 80.8°F (27.1°C) to a hot 87.8°F (31°C). Weather in June »
Weather in July
July, like June, is another tropical summer month in Norcross, Georgia, with an average temperature ranging between max 90.7°F (32.6°C) and min 71.2°F (21.8°C). July, characterized by an average high temperature of 90.7°F (32.6°C) and a low temperature of 71.2°F (21.8°C), is generally the warmest month. In July, the heat index is evaluated at a blistering 105.8°F (41°C). Weather in July »
Weather in August
August, the last month of the summer in Norcross, is another tropical month, with an average temperature fluctuating between 70.3°F (21.3°C) and 89.4°F (31.9°C). The beginning of August records an average high-temperature of a still tropical 89.4°F (31.9°C), almost echoing the conditions of the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Norcross, is also a moderately hot month, with an average temperature fluctuating between 65.5°F (18.6°C) and 83.8°F (28.8°C). As August transitions into September, Norcross sees a gentle drop in the average high-temperature, transitioning from a tropical 89.4°F (31.9°C) to a moderately hot 83.8°F (28.8°C). Weather in September »
Weather in October
October, the same as September, in Norcross, Georgia, is another pleasant autumn month, with an average temperature varying between 53.6°F (12°C) and 72.5°F (22.5°C). In October, the average high-temperature goes from a moderately hot 83.8°F (28.8°C) in September to a pleasant 72.5°F (22.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is another refreshing month in Norcross, Georgia, with temperature in the range of an average high of 61°F (16.1°C) and an average low of 43.5°F (6.4°C). A change in temperatures is noted as October gives way to November, with average highs reducing from a pleasant 72.5°F (22.5°C) to a comfortable 61°F (16.1°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cool month in Norcross, Georgia, with an average temperature ranging between min 39.2°F (4°C) and max 53.6°F (12°C). The start of December involves a subtle temperature drop, shifting from an enjoyable 61°F (16.1°C) in November to a cool 53.6°F (12°C). Weather in December »
Updated: Jul 25, 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 Norcross, the average lowest temperatures are observed in January, with a high of 49.6°F (9.8°C) and a low of 34.3°F (1.3°C).
What is the driest month?
January and October are months with the least rain when the rain falls for 10.7 days and typically aggregates up to 1.34" (34mm) of rain.
How much does it rain?
Throughout the year, there are 154.1 rainfall days, and 23.74" (603mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through March, November and December.
When does it snow the most?
The month with the most snowfall is January, when snow falls for 1.1 days and typically aggregates up to 0.31" (8mm) of snow.
How many days does it snow?
In Norcross, during the entire year, snow falls for 2.6 days and aggregates up to 0.75" (19mm) of snow.
What is the month 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 Norcross, snow does not fall in April through October.
When are the longest days?
With an average of 14h and 24min of daylight, June has the longest days of the year.
What is the month with the highest UV index?
The month with the highest UV index is June, with an average maximum UV index of 7.
What is the warmest month?
July, noted for its average high-temperature of 90.7°F (32.6°C) and an average low-temperature of 71.2°F (21.8°C), is considered the warmest month.
What is the least humid month?
The least humid month is July, with an average relative humidity of 68%.
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.6h of sunshine.
What is the rainiest month?
The month with the most rainfall is August, when the rain falls for 18.2 days and typically aggregates up to 3.58" (91mm) of precipitation.
What is the most humid month?
December is the most humid month, with an average relative humidity of 77%.
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?
With an average of 5h of sunshine, December has the least sunshine of the year.
Average temperature
Norcross, GA
The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (49.6°F).
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).
Average pressure
Norcross, 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:
30.01"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.06"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
Norcross, GA
- Average wind speed in January:
8mph - Average wind speed in February:
7.8mph - Average wind speed in March:
7.4mph - Average wind speed in April:
7.3mph - Average wind speed in May:
5.8mph - Average wind speed in June:
5.1mph
- Average wind speed in July:
4.7mph - Average wind speed in August:
4.6mph - Average wind speed in September:
5mph - Average wind speed in October:
6.1mph - Average wind speed in November:
6.6mph - Average wind speed in December:
7.4mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity
Norcross, GA
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (68%).
Average rainfall
Norcross, GA
- Average rainfall in January:
1.34" - Average rainfall in February:
1.61" - Average rainfall in March:
1.46" - Average rainfall in April:
1.93" - Average rainfall in May:
2.56" - Average rainfall in June:
2.2"
- Average rainfall in July:
3.07" - Average rainfall in August:
3.58" - Average rainfall in September:
1.42" - Average rainfall in October:
1.34" - Average rainfall in November:
1.46" - Average rainfall in December:
1.77"
The wettest month (with the highest rainfall) is August (3.58").
The driest months (with the least rainfall) are January and October (1.34").
Average rainfall days
Norcross, GA
- Average rainfall days in January:
10.7 days - Average rainfall days in February:
10.7 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
12.6 days - Average rainfall days in May:
15.8 days - Average rainfall days in June:
15.9 days
- Average rainfall days in July:
18.4 days - Average rainfall days in August:
18.2 days - Average rainfall days in September:
10.9 days - Average rainfall days in October:
9.1 days - Average rainfall days in November:
8.6 days - Average rainfall days in December:
10.4 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is November (8.6 days).
Average snowfall
Norcross, GA
The month with the highest snowfall is January (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Norcross, GA
- Average snowfall days in January:
1.1 days - Average snowfall days in February:
0.8 days - Average snowfall days in March:
0.2 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:
0.3 days
The month with the highest number of snowfall days is January (1.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Norcross, 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 1min - 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:
9h and 5min
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).
- Average sunshine in January:
5h and 4min - Average sunshine in February:
6h and 2min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 3min - Average sunshine in May:
9h and 5min - 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 4min - Average sunshine in October:
7h and 0min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 0min
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 0min).
Average sunshine days
Norcross, GA
- Average sunshine days in January:
18.9 days - Average sunshine days in February:
15.4 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
15.4 days - Average sunshine days in May:
13.4 days - Average sunshine days in June:
12.4 days
- Average sunshine days in July:
10.6 days - Average sunshine days in August:
11.4 days - Average sunshine days in September:
17.5 days - Average sunshine days in October:
21.2 days - Average sunshine days in November:
20.1 days - Average sunshine days in December:
18.2 days
The month with the most sunshine days is October (21.2 days).
The month with the least sunshine days is July (10.6 days).
Average UV index
Norcross, GA
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover
Norcross, GA
The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility
Norcross, 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).