S
M
T
W
T
F
S
1
84°
57°
2
80°
58°
3
84°
61°
4
85°
68°
5
84°
67°
6
86°
66°
7
81°
58°
8
77°
53°
9
82°
67°
10
78°
71°
11
75°
49°
12
64°
41°
13
78°
44°
14
79°
54°
15
80°
43°
16
50°
31°
17
61°
28°
18
74°
49°
19
84°
55°
20
89°
61°
21
92°
63°
22
93°
65°
23
77°
59°
24
78°
53°
25
87°
56°
26
85°
65°
27
84°
55°
28
66°
50°
29
83°
50°
30
84°
63°
31
88°
64°
1
88°
68°
2
82°
68°
3
88°
70°
4
74°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
March Weather in O'Farrell
O'Farrell's March 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for March is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how March weather will actually feel in O'Farrell. See also: April | May | June.