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January weather forecast in Reston
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
29
+5
+2
29 December, sun
+5
+2
Feels like
+2
755 mmHg
70%
4
m/s
SW
29 December, Sunday. day, 5°; night, 2°; partly cloudy
30
+7
+2
30 December, mon
+7
+2
Feels like
+3
756 mmHg
64%
6
m/s
W
30 December, Monday. day, 7°; night, 2°; partly cloudy
31
+7
+2
31 December, tue
+7
+2
Feels like
+3
756 mmHg
64%
6
m/s
W
31 December, Tuesday. day, 7°; night, 2°; clear
1
+7
+1
1 January, wed
+7
+1
Feels like
+3
755 mmHg
67%
6
m/s
SW
1 January, Wednesday. day, 7°; night, 1°; partly cloudy
2
+4
+2
2 January, thu
+4
+2
Feels like
−2
754 mmHg
62%
5.8
m/s
NW
2 January, Thursday. day, 4°; night, 2°; partly cloudy
3
+1
−1
3 January, fri
+1
−1
Feels like
−4
757 mmHg
61%
5.4
m/s
NW
3 January, Friday. day, 1°; night, -1°; partly cloudy
4
+4
−2
4 January, sat
+4
−2
Feels like
−1
755 mmHg
60%
5
m/s
W
4 January, Saturday. day, 4°; night, -2°; clear
5
+3
0
5 January, sun
+3
0
Feels like
−2
757 mmHg
57%
5.1
m/s
NW
5 January, Sunday. day, 3°; night, 0°; clear
6
+4
0
6 January, mon
+4
0
Feels like
0
754 mmHg
64%
4.5
m/s
W
6 January, Monday. day, 4°; night, 0°; partly cloudy
7
+3
0
7 January, tue
+3
0
Feels like
−2
754 mmHg
63%
4.8
m/s
W
7 January, Tuesday. day, 3°; night, 0°; partly cloudy
8
+2
−1
8 January, wed
+2
−1
Feels like
−3
757 mmHg
62%
5.4
m/s
W
8 January, Wednesday. day, 2°; night, -1°; clear
9
+4
−1
9 January, thu
+4
−1
Feels like
−1
759 mmHg
64%
4.9
m/s
W
9 January, Thursday. day, 4°; night, -1°; partly cloudy
10
+4
0
10 January, fri
+4
0
Feels like
−1
759 mmHg
66%
4
m/s
W
10 January, Friday. day, 4°; night, 0°; clear
11
+5
+1
11 January, sat
+5
+1
Feels like
+1
755 mmHg
70%
4.5
m/s
S
11 January, Saturday. day, 5°; night, 1°; rain
12
+7
+3
12 January, sun
+7
+3
Feels like
+3
753 mmHg
73%
4.8
m/s
W
12 January, Sunday. day, 7°; night, 3°; partly cloudy
13
+4
+3
13 January, mon
+4
+3
Feels like
0
757 mmHg
68%
5.4
m/s
W
13 January, Monday. day, 4°; night, 3°; rain
14
+4
+2
14 January, tue
+4
+2
Feels like
0
757 mmHg
67%
4.5
m/s
W
14 January, Tuesday. day, 4°; night, 2°; partly cloudy
15
+4
0
15 January, wed
+4
0
Feels like
0
757 mmHg
66%
4.3
m/s
NW
15 January, Wednesday. day, 4°; night, 0°; clear
16
+3
0
16 January, thu
+3
0
Feels like
−1
757 mmHg
67%
4.6
m/s
W
16 January, Thursday. day, 3°; night, 0°; partly cloudy
17
+4
+1
17 January, fri
+4
+1
Feels like
0
755 mmHg
76%
3.9
m/s
SE
17 January, Friday. day, 4°; night, 1°; rain
18
+3
+2
18 January, sat
+3
+2
Feels like
−2
753 mmHg
68%
6
m/s
NW
18 January, Saturday. day, 3°; night, 2°; rain
19
+5
0
19 January, sun
+5
0
Feels like
+1
753 mmHg
68%
4.4
m/s
W
19 January, Sunday. day, 5°; night, 0°; partly cloudy
20
+3
+1
20 January, mon
+3
+1
Feels like
−2
753 mmHg
63%
4.5
m/s
W
20 January, Monday. day, 3°; night, 1°; rain
21
+1
−1
21 January, tue
+1
−1
Feels like
−4
755 mmHg
69%
4.8
m/s
NW
21 January, Tuesday. day, 1°; night, -1°; rain
22
0
−3
22 January, wed
0
−3
Feels like
−5
755 mmHg
67%
4.5
m/s
NW
22 January, Wednesday. day, 0°; night, -3°; partly cloudy
23
+2
−2
23 January, thu
+2
−2
Feels like
−4
754 mmHg
70%
5.5
m/s
N
23 January, Thursday. day, 2°; night, -2°; clear
24
+2
−1
24 January, fri
+2
−1
Feels like
−3
754 mmHg
70%
5.4
m/s
NW
24 January, Friday. day, 2°; night, -1°; partly cloudy
25
+5
−1
25 January, sat
+5
−1
Feels like
0
753 mmHg
68%
4.8
m/s
SW
25 January, Saturday. day, 5°; night, -1°; clear
26
+4
+1
26 January, sun
+4
+1
Feels like
−1
752 mmHg
75%
5
m/s
W
26 January, Sunday. day, 4°; night, 1°; clear
27
+3
+1
27 January, mon
+3
+1
Feels like
−1
754 mmHg
72%
5.8
m/s
NW
27 January, Monday. day, 3°; night, 1°; partly cloudy
28
+3
−1
28 January, tue
+3
−1
Feels like
−2
754 mmHg
70%
5
m/s
W
28 January, Tuesday. day, 3°; night, -1°; clear
29
+3
−1
29 January, wed
+3
−1
Feels like
−1
754 mmHg
62%
5
m/s
W
29 January, Wednesday. day, 3°; night, -1°; partly cloudy
30
+4
0
30 January, thu
+4
0
Feels like
−1
754 mmHg
68%
5.6
m/s
W
30 January, Thursday. day, 4°; night, 0°; partly cloudy
31
+5
−1
31 January, fri
+5
−1
Feels like
0
756 mmHg
56%
5
m/s
W
31 January, Friday. day, 5°; night, -1°; clear
1
+7
+2
1 February, sat
+7
+2
Feels like
+3
755 mmHg
68%
4.3
m/s
SW
1 February, Saturday. day, 7°; night, 2°; rain
Average data for 10 years
Reston January
10
sunny days
6
days with precipitation
15
cloudy days
10 sunny days; 6 days with precipitation; 15 cloudy days;
67
%
air humidity
3.4
m/s
Wind
W
63
mm of precipitation
(8% of annual average)
air humidity 67%; 63 millimeters of precipitation (8% of annual average); Wind westerly 3.4 Meters per second
Weather graphs for January
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
SW
NW
NW
W
NW
W
W
W
W
W
S
W
W
W
NW
W
SE
NW
W
W
NW
NW
N
NW
SW
W
NW
W
W
W
W
1
Average data for 10 years
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Daytime temperature
Night-time temperature
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