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Maple Grove · July 2027

Northern lights in Maple Grove in July 2027

Answer

July gives Maple Grove 7.4 hours of civil night on the 15th, the 11th darkest of its 12 months, under 49% mean cloud. 1% of July days since 1996 reached Kp 7, enough for the oval edge to reach Maple Grove.
7.5 h
civil night, average night
SunCalc for 45.07, -93.46; NASA POWER; GFZ Kp

July against the rest of the year

July cloud at Maple Grove averages 49% in NASA POWER's 2001 to 2020 record, 10 points clearer than its yearly mean. No month at Maple Grove is clearer. By civil night times clear sky, July scores 3.8 hours at Maple Grove, 9th of 12. Minneapolis, 18 km away, averages 46%, clearer by 3 points.

Civil night at Maple Grove starts July at 7 h 5 min and reaches 8 h 3 min by July 31 as the nights lengthen by 1.0 hours. SWPC's 10 PM to 2 AM window is fully dark on every night. True astronomical darkness, the sun 18 degrees down, lasts 3.9 hours on the 15th.

July night by night

July opens toward a new moon on Jul 3, with full moon on Jul 18, in America/Chicago dates. Maple Grove gets 111 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: Jul 1 (4 h), Jul 2 (4 h), Jul 3 (4 h).

  1. 1

    6% lit

    5.7 h

  2. 2

    1% lit

    6.8 h

  3. 3

    0% lit

    7.1 h

  4. 4

    2% lit

    7.0 h

  5. 5

    6% lit

    6.5 h

  6. 6

    14% lit

    6.0 h

  7. 7

    23% lit

    5.7 h

  8. 8

    33% lit

    5.3 h

  9. 9

    44% lit

    5.0 h

  10. 10

    55% lit

    4.6 h

  11. 11

    65% lit

    4.3 h

  12. 12

    74% lit

    3.8 h

  13. 13

    83% lit

    3.2 h

  14. 14

    89% lit

    2.5 h

  15. 15

    95% lit

    1.6 h

  16. 16

    98% lit

    0.7 h

  17. 17

    100% lit

    0.0 h

  18. 18

    100% lit

    0.0 h

  19. 19

    98% lit

    0.1 h

  20. 20

    94% lit

    0.4 h

  21. 21

    89% lit

    0.8 h

  22. 22

    82% lit

    1.1 h

  23. 23

    74% lit

    1.4 h

  24. 24

    65% lit

    1.7 h

  25. 25

    55% lit

    2.1 h

  26. 26

    45% lit

    2.5 h

  27. 27

    34% lit

    3.1 h

  28. 28

    24% lit

    3.9 h

  29. 29

    15% lit

    4.8 h

  30. 30

    7% lit

    6.0 h

  31. 31

    2% lit

    7.5 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 Julys

Maple Grove needs Kp 7 for the average oval edge to sit overhead. 10 of the 930 July days from 1996 to 2025 (1%) reached it in the GFZ Potsdam record, 8th of 12 months; storm days with Kp 5 or more made up 9%. Maple Grove sits at 53.6 degrees geomagnetic. The lowest NOAA storm level whose typical viewing latitude reaches it is G3 (Kp = 7). By SWPC's rule the average oval edge is overhead only at Kp 7.

July across United States

Maple Grove ranks 3rd in United States for civil night on July 15, behind Buffalo at 7.8 hours. Coming from June (7.0 hours at Maple Grove), July adds darkness, and the nights keep growing into August (8.8 hours on the 15th).

Civil night on July 15 and July cloud, month-page towns in United States
TownCivil nightCloud
Buffalo7.8 h56%
Portland, Maine7.6 h55%
Maple Grove7.4 h49%
Minneapolis7.4 h46%
Duluth7.2 h51%
Fargo7.1 h48%
Seattle7.0 h47%
Juneau4.1 h81%
Anchorage2.1 h83%
Eagle River2.0 h83%
Fairbanks0.0 h77%

Darkness and moon, every night

Maple Grove, July 2027: each night from local noon to the next noon
NightCivilAstronomicalMoon-free darkMoon-free, 10 PM to 2 AMMoon lit
Thu Jul 17 h 5 min3 h 11 min5 h 44 min4 h6%
Fri Jul 27 h 6 min3 h 13 min6 h 50 min4 h1%
Sat Jul 37 h 7 min3 h 15 min7 h 7 min4 h0%
Sun Jul 47 h 8 min3 h 18 min7 h 1 min4 h2%
Mon Jul 57 h 9 min3 h 20 min6 h 28 min3 h 34 min6%
Tue Jul 67 h 10 min3 h 23 min6 h 1 min3 h 7 min14%
Wed Jul 77 h 12 min3 h 26 min5 h 39 min2 h 44 min23%
Thu Jul 87 h 13 min3 h 29 min5 h 19 min2 h 23 min33%
Fri Jul 97 h 15 min3 h 32 min4 h 59 min2 h 2 min44%
Sat Jul 107 h 16 min3 h 35 min4 h 38 min1 h 41 min55%
Sun Jul 117 h 18 min3 h 38 min4 h 15 min1 h 16 min65%
Mon Jul 127 h 20 min3 h 41 min3 h 46 min47 min74%
Tue Jul 137 h 21 min3 h 45 min3 h 12 min11 min83%
Wed Jul 147 h 23 min3 h 48 min2 h 29 min0 min89%
Thu Jul 157 h 25 min3 h 52 min1 h 38 min0 min95%
Fri Jul 167 h 27 min3 h 55 min40 min0 min98%
Sat Jul 177 h 29 min3 h 59 min0 min0 min100%
Sun Jul 187 h 31 min4 h 3 min0 min0 min100%
Mon Jul 197 h 33 min4 h 7 min4 min0 min98%
Tue Jul 207 h 36 min4 h 11 min26 min0 min94%
Wed Jul 217 h 38 min4 h 15 min45 min17 min89%
Thu Jul 227 h 40 min4 h 19 min1 h 3 min34 min82%
Fri Jul 237 h 42 min4 h 23 min1 h 22 min51 min74%
Sat Jul 247 h 45 min4 h 27 min1 h 42 min1 h 10 min65%
Sun Jul 257 h 47 min4 h 31 min2 h 4 min1 h 31 min55%
Mon Jul 267 h 50 min4 h 35 min2 h 31 min1 h 57 min45%
Tue Jul 277 h 52 min4 h 39 min3 h 6 min2 h 30 min34%
Wed Jul 287 h 55 min4 h 43 min3 h 51 min3 h 14 min24%
Thu Jul 297 h 57 min4 h 47 min4 h 50 min4 h15%
Fri Jul 308 h4 h 52 min6 h 3 min4 h7%
Sat Jul 318 h 3 min4 h 56 min7 h 27 min4 h2%
Moon lit: SunCalc illuminated fraction at the middle of the 10 PM to 2 AM window.

Questions

Can you see the northern lights in Maple Grove in July?
On dark, clear nights with enough activity. 31 of 31 nights at Maple Grove have civil darkness, and 1% of past July days reached Kp 7.
How dark is Maple Grove in July?
Maple Grove averages 7.5 hours of civil night a night in July 2027, from 7 h 5 min on the 1st to 8 h 3 min on the last night.
How cloudy is Maple Grove in July?
NASA POWER's 2001 to 2020 climatology gives Maple Grove's 1 degree cell 49% mean cloud in July, against 59% for the whole year. It is an all-hours average, not a forecast.
What is the best night in July 2027 for aurora in Maple Grove?
By darkness and moon alone, Jul 1, with 4 h of moon-free darkness inside 10 PM to 2 AM at Maple Grove. Activity on that date will only be known hours ahead.
Is July or August better in Maple Grove?
By civil night times the clear share, July scores 3.8 hours at Maple Grove and August 4.4. August comes out ahead.

Sources and verification

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.