10 day forecast
Monthly forecast
Weather map
City or area
Find
Sign up
Log in
Go to comparison
Monthly weather forecast in Fairfax
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
15
+23
+19
15 September, sun
+23
+19
Feels like
+23
756 mmHg
62%
4.3
m/s
N
15 September, Sunday. day, 23°; night, 19°; rain
16
+21
+18
16 September, mon
+21
+18
Feels like
+21
758 mmHg
62%
4
m/s
NE
16 September, Monday. day, 21°; night, 18°; partly cloudy
17
+22
+16
17 September, tue
+22
+16
Feels like
+23
757 mmHg
68%
3.7
m/s
SE
17 September, Tuesday. day, 22°; night, 16°; clear
18
+24
+18
18 September, wed
+24
+18
Feels like
+24
755 mmHg
68%
4
m/s
SE
18 September, Wednesday. day, 24°; night, 18°; partly cloudy
19
+23
+18
19 September, thu
+23
+18
Feels like
+23
756 mmHg
64%
3.9
m/s
NE
19 September, Thursday. day, 23°; night, 18°; clear
20
September
+28
+18
20 September, fri
+28
+18
Feels like
+25
749 mmHg
65%
2.6
m/s
E
Climate normal
+23
+17
20 September, Friday. day, 28°; night, 18°; light rain
21
+27
+19
21 September, sat
+27
+19
Feels like
+24
750 mmHg
78%
3.3
m/s
S
Climate normal
+24
+18
21 September, Saturday. day, 27°; night, 19°; thunderstorm with rain
22
+21
+17
22 September, sun
+21
+17
Feels like
+20
751 mmHg
87%
3.6
m/s
E
Climate normal
+25
+19
22 September, Sunday. day, 21°; night, 17°; light rain
23
+21
+17
23 September, mon
+21
+17
Feels like
+18
752 mmHg
81%
3.6
m/s
SE
Climate normal
+25
+19
23 September, Monday. day, 21°; night, 17°; rain
24
+20
+18
24 September, tue
+20
+18
Feels like
+19
753 mmHg
86%
3.7
m/s
SE
Climate normal
+23
+19
24 September, Tuesday. day, 20°; night, 18°; rain
25
+22
+18
25 September, wed
+22
+18
Feels like
+21
752 mmHg
91%
3.1
m/s
SE
Climate normal
+21
+17
25 September, Wednesday. day, 22°; night, 18°; thunderstorm with rain
26
+24
+17
26 September, thu
+24
+17
Feels like
+21
752 mmHg
80%
4
m/s
NW
Climate normal
+23
+17
26 September, Thursday. day, 24°; night, 17°; mostly clear
27
+23
+16
27 September, fri
+23
+16
Feels like
+21
753 mmHg
76%
3.8
m/s
N
Climate normal
+24
+19
27 September, Friday. day, 23°; night, 16°; light rain
28
+23
+16
28 September, sat
+23
+16
Feels like
+19
753 mmHg
74%
3.7
m/s
N
Climate normal
+21
+18
28 September, Saturday. day, 23°; night, 16°; rain
29
+24
+17
29 September, sun
+24
+17
Feels like
+20
753 mmHg
72%
3.9
m/s
N
Climate normal
+20
+17
29 September, Sunday. day, 24°; night, 17°; heavy rain
30
+26
+17
30 September, mon
+26
+17
Feels like
+22
754 mmHg
70%
3.3
m/s
NW
Climate normal
+18
+15
30 September, Monday. day, 26°; night, 17°; partly cloudy
1 October
+25
+17
1 October, tue
+25
+17
Feels like
+21
755 mmHg
69%
3.9
m/s
SW
Climate normal
+18
+14
1 October, Tuesday. day, 25°; night, 17°; partly cloudy
2
+25
+15
2 October, wed
+25
+15
Feels like
+19
752 mmHg
72%
3.5
m/s
E
Climate normal
+18
+14
2 October, Wednesday. day, 25°; night, 15°; rain
3
+21
+14
3 October, thu
+21
+14
Feels like
+15
749 mmHg
84%
4.1
m/s
NW
Climate normal
+20
+15
3 October, Thursday. day, 21°; night, 14°; partly cloudy
4
+20
+8
4 October, fri
+20
+8
Feels like
+11
751 mmHg
68%
3
m/s
SE
Climate normal
+21
+15
4 October, Friday. day, 20°; night, 8°; clear
5
+24
+14
5 October, sat
+24
+14
Feels like
+15
751 mmHg
65%
2.4
m/s
S
Climate normal
+22
+15
5 October, Saturday. day, 24°; night, 14°; clear
6
+27
+15
6 October, sun
+27
+15
Feels like
+18
747 mmHg
62%
2.6
m/s
S
Climate normal
+21
+16
6 October, Sunday. day, 27°; night, 15°; clear
7
+26
+17
7 October, mon
+26
+17
Feels like
+19
744 mmHg
78%
3.8
m/s
S
Climate normal
+20
+15
7 October, Monday. day, 26°; night, 17°; clear
8
+22
+19
8 October, tue
+22
+19
Feels like
+22
744 mmHg
98%
2.7
m/s
NE
Climate normal
+21
+15
8 October, Tuesday. day, 22°; night, 19°; rain
9
+25
+20
9 October, wed
+25
+20
Feels like
+25
747 mmHg
93%
1.9
m/s
S
Climate normal
+20
+16
9 October, Wednesday. day, 25°; night, 20°; rain
10
+27
+21
10 October, thu
+27
+21
Feels like
+24
754 mmHg
85%
4.5
m/s
S
Climate normal
+19
+15
10 October, Thursday. day, 27°; night, 21°; light rain
11
+23
+19
11 October, fri
+23
+19
Feels like
+23
755 mmHg
93%
4.4
m/s
S
Climate normal
+18
+14
11 October, Friday. day, 23°; night, 19°; rain
12
+15
+8
12 October, sat
+15
+8
Feels like
+6
751 mmHg
93%
6.5
m/s
NW
Climate normal
+19
+14
12 October, Saturday. day, 15°; night, 8°; rain
13
+13
+5
13 October, sun
+13
+5
Feels like
+4
748 mmHg
69%
2.9
m/s
NW
Climate normal
+18
+14
13 October, Sunday. day, 13°; night, 5°; mostly clear
14
+12
+5
14 October, mon
+12
+5
Feels like
+4
748 mmHg
64%
3
m/s
NW
Climate normal
+19
+13
14 October, Monday. day, 12°; night, 5°; mostly clear
15
+12
+3
15 October, tue
+12
+3
Feels like
+2
748 mmHg
72%
3.7
m/s
NW
Climate normal
+17
+14
15 October, Tuesday. day, 12°; night, 3°; clear
16
+16
+7
16 October, wed
+16
+7
Feels like
+5
745 mmHg
70%
2
m/s
NW
Climate normal
+18
+12
16 October, Wednesday. day, 16°; night, 7°; clear
17
+18
+7
17 October, thu
+18
+7
Feels like
+7
740 mmHg
61%
1.8
m/s
S
Climate normal
+17
+11
17 October, Thursday. day, 18°; night, 7°; clear
18
+18
+5
18 October, fri
+18
+5
Feels like
+7
744 mmHg
66%
2
m/s
NW
Climate normal
+17
+11
18 October, Friday. day, 18°; night, 5°; clear
19
+19
+10
19 October, sat
+19
+10
Feels like
+10
747 mmHg
75%
1.6
m/s
E
Climate normal
+18
+12
19 October, Saturday. day, 19°; night, 10°; clear
Average for 30 days
14
sunny days
13
days with precipitation
3
cloudy days
14 sunny days; 13 days with precipitation; 3 cloudy days;
77
%
air humidity
3.3
m/s
Wind
NW
51
mm of precipitation
(7% of annual average)
air humidity 77%; 51 millimeters of precipitation (7% of annual average); Wind north-westerly 3.3 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
E
S
E
SE
SE
SE
NW
N
N
N
NW
SW
E
NW
SE
S
S
S
NE
S
S
S
NW
NW
NW
NW
NW
S
NW
E
20
Average data for 10 years
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Daytime temperature
Night-time temperature
