World Resorts USA Marietta Weather

Marietta weather in January

Weather in Marietta: January

Average day temperature: 47.9°F
Average night temperature: 40.3°F
Number of sunny days: 11 days
Day length: 9.9 - 10.5 hours
Number of rainy days: 4 days
Precipitation totals: 1.6 in.

Air temperature in January, °F

Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
9
18
27
36
45
54
63
72
Day temperature   
Night temperature

The highest day temperature during January of 2025 was 58°F. At the same time the lowest night temperature was 17°F. Daily and nightly averages during January were 41.9°F and 33.3°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
34%
28%
38%

Number of sunny, partly cloudy and cloudy days in January is almost equal.

Precipitation total in January, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.4
0.8
1.1
1.5
1.9
2.3
2.6
1.3
1.8
1.3
1.8
1.8
1.7
1.2
2.2
1.9
2.1
1.3
1.8
1.3
1.8
1.8
1.7
1.2
2.2
1.9
2.1
1.6

Precipitation total value in Marietta in January is 1.6 in. Other months of the year show relatively similar values.

Wind speed in January, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.3
2.6
3.9
5.3
6.6
7.9
9.2
6.9
6.9
6.1
5.8
5.0
4.6
5.9
6.4
7.3
7.7
7.3
6.9
6.9
6.1
5.8
5.0
4.6
5.9
6.4
7.3
7.7
7.3
7.5

The average wind speed value in January is 7.5 mph It makes January one of the most windy months of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.5
3.0
4.5
6.0
7.5
8.9
10.4
4.9
6.5
7.8
7.9
7.9
7.2
8.7
8.1
8.0
6.9
5.5
4.9
6.5
7.8
7.9
7.9
7.2
8.7
8.1
8.0
6.9
5.5
5.5

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 5.5.

Best time for vacation in Marietta

Sunniest months:
October 17 days
September 14 days
April 14 days
Warmest months:
July 87.1 °F
August 86.8 °F
June 84.4 °F
Coldest months:
January 47.9 °F
December 52.0 °F
February 54.0 °F
Rainiest months:
August 5 days
February 4 days
March 4 days
Windiest months:
March 7.7 mph
January 7.5 mph
February 7.3 mph

Marietta on a weather map

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Places in USA:
Name
°F
+52°F
+61°F
+73°F
+73°F
+57°F
+55°F
+73°F
+57°F
+73°F
+57°F
+48°F
+75°F
+75°F
+72°F
+55°F
24 Hours Forecast
Marietta
Local time: 07:45
April 23, wednesday
0900
63°F
W
5 mph
1200
68°F
W
6 mph
1500
75°F
NW
6 mph
1800
73°F
NW
6 mph
2100
70°F
W
6 mph
April 24, thursday
0000
68°F
W
8 mph
0300
66°F
W
8 mph
0600
66°F
W
8 mph
Units of measurement: °C / °F