Can you see the southern lights in Devonport in October?

On dark, clear nights with enough activity. 31 of 31 nights at Devonport have civil darkness, and 0% of past October days reached Kp 9.

How dark is Devonport in October?

Devonport averages 9.7 hours of civil night a night in October 2026, from 10 h 27 min on the 1st to 9 h 3 min on the last night.

How cloudy is Devonport in October?

NASA POWER's 2001 to 2020 climatology gives Devonport's 1 degree cell 58% mean cloud in October, against 60% for the whole year. It is an all-hours average, not a forecast.

What is the best night in October 2026 for aurora in Devonport?

By darkness and moon alone, Oct 4, with 4 h of moon-free darkness inside 10 PM to 2 AM at Devonport. Activity on that date will only be known hours ahead.

Is October or November better in Devonport?

By civil night times the clear share, October scores 4.1 hours at Devonport and November 3.1. October comes out ahead.

Devonport · October 2026

Southern lights in Devonport in October 2026

Answer

October gives Devonport 9.8 hours of civil night on the 15th, the 8th darkest of its 12 months, under 58% mean cloud. 0% of October days since 1996 reached Kp 9, enough for the oval edge to reach Devonport.

9.7 h

civil night, average night

SunCalc for -41.18, 146.35; NASA POWER; GFZ Kp

October against the rest of the year

3.4

3.8

4.3

4.8

5.5

5.8

5.4

5.0

4.5

4.1

3.1

2.9

October cloud at Devonport averages 58% in NASA POWER's 2001 to 2020 record, 2 points clearer than its yearly mean. January is Devonport's clearest month at 58%. By civil night times clear sky, October scores 4.1 hours at Devonport, 8th of 12. Anadyr, 12,086 km away, averages 76%, cloudier by 18 points.

Civil night at Devonport starts October at 10 h 27 min and reaches 9 h 3 min by October 31, 1.4 hours shorter. SWPC's 10 PM to 2 AM window is fully dark on every night. True astronomical darkness, the sun 18 degrees down, lasts 7.5 hours on the 15th.

October night by night

October opens toward a new moon on Oct 11, with full moon on Oct 26, in Australia/Hobart dates. Devonport gets 158 hours of civil night with the moon below the horizon across the month. The best of them for moon-free darkness inside 10 PM to 2 AM: Oct 4 (4 h), Oct 5 (4 h), Oct 6 (4 h).

1
72% lit
5.2 h
2
61% lit
6.3 h
3
50% lit
7.2 h
4
39% lit
8.0 h
5
28% lit
8.5 h
6
19% lit
9.0 h
7
11% lit
9.3 h
8
5% lit
9.7 h
9
1% lit
10.1 h
10
0% lit
10.0 h
11
1% lit
9.7 h
New
12
4% lit
8.6 h
13
9% lit
7.5 h
14
15% lit
6.4 h
15
22% lit
5.3 h
16
31% lit
4.5 h
17
39% lit
3.7 h
18
49% lit
3.1 h
19
58% lit
2.5 h
20
68% lit
2.1 h
21
77% lit
1.6 h
22
85% lit
1.3 h
23
91% lit
0.9 h
24
96% lit
0.5 h
25
99% lit
0.0 h
26
100% lit
0.0 h
Full
27
97% lit
1.1 h
28
92% lit
2.4 h
29
85% lit
3.6 h
30
75% lit
4.6 h
31
65% lit
5.4 h

Each cell is the night that starts on that date. Hours are civil-dark time with the moon below the horizon; the green rule scales with them. Green outline: new moon. Bone outline: full moon.

Activity in past Octobers

Devonport needs Kp 9 for the average oval edge to sit overhead. 2 of the 930 October days from 1996 to 2025 (0%) reached it in the GFZ Potsdam record, one of the three most active months for that level; storm days with Kp 5 or more made up 12%. Devonport sits at 48.0 degrees geomagnetic. The lowest NOAA storm level whose typical viewing latitude reaches it is G4 (Kp = 8, including a 9-). By SWPC's rule the average oval edge is overhead only at Kp 9.

October across Australia

Coming from September (11.2 hours at Devonport), October loses darkness, and November brings shorter nights (8.4 hours on the 15th).

Darkness and moon, every night

Devonport, October 2026: each night from local noon to the next noon
Night	Civil	Astronomical	Moon-free dark	Moon-free, 10 PM to 2 AM	Moon lit
Thu Oct 1	10 h 27 min	8 h 14 min	5 h 14 min	2 h 4 min	72%
Fri Oct 2	10 h 24 min	8 h 11 min	6 h 19 min	3 h 11 min	61%
Sat Oct 3	10 h 21 min	8 h 8 min	7 h 14 min	3 h	50%
Sun Oct 4	10 h 19 min	8 h 4 min	7 h 57 min	4 h	39%
Mon Oct 5	10 h 16 min	8 h 1 min	8 h 30 min	4 h	28%
Tue Oct 6	10 h 13 min	7 h 58 min	8 h 58 min	4 h	19%
Wed Oct 7	10 h 10 min	7 h 55 min	9 h 21 min	4 h	11%
Thu Oct 8	10 h 7 min	7 h 51 min	9 h 42 min	4 h	5%
Fri Oct 9	10 h 4 min	7 h 48 min	10 h 3 min	4 h	1%
Sat Oct 10	10 h 2 min	7 h 45 min	10 h 2 min	4 h	0%
Sun Oct 11	9 h 59 min	7 h 41 min	9 h 44 min	4 h	1%
Mon Oct 12	9 h 56 min	7 h 38 min	8 h 35 min	4 h	4%
Tue Oct 13	9 h 53 min	7 h 35 min	7 h 27 min	3 h 30 min	9%
Wed Oct 14	9 h 50 min	7 h 31 min	6 h 22 min	2 h 26 min	15%
Thu Oct 15	9 h 47 min	7 h 28 min	5 h 21 min	1 h 28 min	22%
Fri Oct 16	9 h 45 min	7 h 24 min	4 h 28 min	36 min	31%
Sat Oct 17	9 h 42 min	7 h 21 min	3 h 43 min	0 min	39%
Sun Oct 18	9 h 39 min	7 h 18 min	3 h 4 min	0 min	49%
Mon Oct 19	9 h 36 min	7 h 14 min	2 h 32 min	0 min	58%
Tue Oct 20	9 h 33 min	7 h 11 min	2 h 4 min	0 min	68%
Wed Oct 21	9 h 31 min	7 h 7 min	1 h 39 min	0 min	77%
Thu Oct 22	9 h 28 min	7 h 4 min	1 h 16 min	0 min	85%
Fri Oct 23	9 h 25 min	7 h	53 min	0 min	91%
Sat Oct 24	9 h 22 min	6 h 57 min	29 min	0 min	96%
Sun Oct 25	9 h 19 min	6 h 53 min	1 min	0 min	99%
Mon Oct 26	9 h 17 min	6 h 50 min	0 min	0 min	100%
Tue Oct 27	9 h 14 min	6 h 46 min	1 h 9 min	0 min	97%
Wed Oct 28	9 h 11 min	6 h 42 min	2 h 26 min	48 min	92%
Thu Oct 29	9 h 8 min	6 h 39 min	3 h 37 min	2 h	85%
Fri Oct 30	9 h 6 min	6 h 35 min	4 h 36 min	3 h 1 min	75%
Sat Oct 31	9 h 3 min	6 h 32 min	5 h 23 min	3 h 49 min	65%

Moon lit: SunCalc illuminated fraction at the middle of the 10 PM to 2 AM window.

Questions

Can you see the southern lights in Devonport in October?: On dark, clear nights with enough activity. 31 of 31 nights at Devonport have civil darkness, and 0% of past October days reached Kp 9.
How dark is Devonport in October?: Devonport averages 9.7 hours of civil night a night in October 2026, from 10 h 27 min on the 1st to 9 h 3 min on the last night.
How cloudy is Devonport in October?: NASA POWER's 2001 to 2020 climatology gives Devonport's 1 degree cell 58% mean cloud in October, against 60% for the whole year. It is an all-hours average, not a forecast.
What is the best night in October 2026 for aurora in Devonport?: By darkness and moon alone, Oct 4, with 4 h of moon-free darkness inside 10 PM to 2 AM at Devonport. Activity on that date will only be known hours ahead.
Is October or November better in Devonport?: By civil night times the clear share, October scores 4.1 hours at Devonport and November 3.1. October comes out ahead.

Sources and verification

SunCalchttps://github.com/mourner/suncalc
NASA POWER climatologyhttps://power.larc.nasa.gov/docs/services/api/temporal/climatology/
GFZ Potsdam Kp indexhttps://kp.gfz.de/en/data
NOAA SWPC, Tips on viewing the aurorahttps://www.spaceweather.gov/content/tips-viewing-aurora

Quoted figures last checked against their sources on 2026-09-30; next review 2026-12-31. Computed figures come from SunCalc and the IGRF-14 dipole as described in the methodology. Every quote is listed in the sources ledger.