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Waimea Canyon State Park, HI

60°F
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Waimea Canyon State Park

Hawaii

60°
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Waimea Canyon State Park, HI Weather
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Today Hourly 10-Day Radar

Monthly

 Air Quality Health & Activities
High Surf Advisory

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
88°
70°
31
87°
70°
1
88°
72°
2
89°
74°
3
A passing shower or two
69°
58°
4
Sun and some clouds
65°
56°
5
Rain most of the time
65°
59°
6
Mostly cloudy with showers
67°
61°
7
Cloudy with showers
68°
63°
8
Showers; breezy in the a.m.
75°
57°
9
Partly sunny, showers around
76°
58°
10
Cloudy with showers
73°
55°
11
Sunny spells with a shower
74°
56°
12
A couple of showers
73°
57°
13
Occasional rain
74°
56°
14
Rain most of the time
73°
56°
15
Mostly cloudy, a little rain
74°
57°
16
A shower in the afternoon
73°
56°
17
Cloudy with a little rain
70°
57°
18
A morning shower
70°
57°
19
A shower in the afternoon
70°
57°
20
A morning shower
71°
56°
21
Sunny intervals
70°
57°
22
Partly sunny
70°
57°
23
A passing afternoon shower
71°
56°
24
Sun followed by clouds
70°
57°
25
Sunshine and some clouds
70°
57°
26
Times of clouds and sun
71°
56°
27
Times of clouds and sun
70°
57°
28
A little afternoon rain
70°
57°
29
Overcast
71°
56°
30
A blend of sun and clouds
71°
56°
1
Sunny spells
70°
56°
2
Mostly sunny
70°
56°
3
Mostly cloudy
71°
56°

Temperature Graph

°F
90° 82° 74° 66° 58° 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 Waimea Canyon State Park

Waimea Canyon State Park's September 2026 forecast shows daily high temperatures ranging from 65° to 76°, with overnight lows between 55° and 63°. The average high for September is 71° with an average low of 57°. 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 Waimea Canyon State Park. See also: October | November | December.

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World North America United States Hawaii Waimea Canyon State Park

Weather Near Waimea Canyon State Park:

  • East Honolulu, HI
  • Honolulu, HI
  • Kekaha-Waimea, HI
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