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Monte Castelo, Santa Catarina

66°F
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Monte Castelo

Santa Catarina

66°
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Monte Castelo, Santa Catarina Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Monthly

Air Quality Health & Activities
5
Red Alert for Storm

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
77°
62°
31
71°
62°
1
76°
55°
2
74°
48°
3
77°
51°
4
76°
54°
5
64°
51°
6
59°
46°
7
60°
43°
8
71°
41°
9
69°
55°
10
65°
61°
11
A.M. rain; otherwise, cloudy
72°
59°
12
Couple of thunderstorms
68°
51°
13
Cloudy, a little rain; cooler
56°
49°
14
A little morning rain; cloudy
57°
51°
15
Partly sunny and warmer
70°
44°
16
Plenty of sunshine
67°
48°
17
Decreasing clouds
68°
52°
18
A couple of afternoon showers
69°
55°
19
Cloudy with a little rain
73°
57°
20
Periods of rain
72°
58°
21
Warmer; a little morning rain
82°
62°
22
A little morning rain
77°
48°
23
Sunshine and a few clouds
68°
45°
24
Cloudy with a touch of rain
67°
58°
25
Mostly cloudy
74°
58°
26
Cloudy
75°
59°
27
Showers around in the p.m.
74°
59°
28
A little rain in the morning
74°
58°
29
A little rain in the morning
73°
59°
30
Cloudy
75°
59°
1
Rain at times
73°
58°
2
Cloudy with a few showers
68°
59°
3
Cloudy with a touch of rain
69°
59°

Temperature Graph

°F
90° 80° 70° 60° 50° Sep
Today 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

September Weather in Monte Castelo

Monte Castelo's September 2026 forecast shows daily high temperatures ranging from 56° to 82°, with overnight lows between 44° and 62°. The average high for September is 70° with an average low of 55°. 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 Monte Castelo. See also: October | November | December.

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World South America Brazil Santa Catarina Monte Castelo

Weather Near Monte Castelo:

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