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Julian, CA

63°F
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Julian

California

63°
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Julian, CA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center

Today Hourly 10-Day Radar MinuteCast®

Monthly

Air Quality Health & Activities

September

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
30
Partly sunny
83°
62°
31
Sunny
84°
60°
1
A blend of sun and clouds
84°
60°
2
Plenty of sunshine
83°
59°
3
Mostly sunny
82°
57°
4
Mostly sunny
80°
56°
5
Mostly sunny
79°
57°
6
Sunny much of the time
80°
59°
7
Sunshine
81°
59°
8
Sunny to partly cloudy
83°
60°
9
Times of clouds and sun
80°
56°
10
Partly sunny
80°
56°
11
Mostly sunny
79°
57°
12
Plenty of sunshine
80°
58°
13
Plenty of sunshine
81°
60°
14
Plenty of sun
84°
61°
15
Plenty of sun
84°
61°
16
Plenty of sun
84°
62°
17
Mostly sunny and warm
85°
60°
18
Times of clouds and sun
84°
60°
19
Sunshine
82°
59°
20
Plenty of sunshine
83°
60°
21
Plenty of sunshine
82°
57°
22
Sunshine and a few clouds
81°
55°
23
Decreasing clouds
76°
56°
24
Plenty of sun
77°
57°
25
Plenty of sun
82°
57°
26
Brilliant sunshine
75°
56°
27
Sunny
78°
53°
28
Hist. Avg.
77°
47°
29
Hist. Avg.
77°
46°
30
Hist. Avg.
76°
46°
1
Hist. Avg.
76°
46°
2
Hist. Avg.
76°
45°
3
Hist. Avg.
75°
45°

Temperature Graph

°F
90° 80° 70° 60° 50° Sep
1 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
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable

September Weather in Julian

Julian's September 2026 forecast shows daily high temperatures ranging from 75° to 85°, with overnight lows between 53° and 62°. The average high for September is 81° with an average low of 58°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Julian. See also: October | November | December.

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