Koyukuk weather by month & the best time to visit
🇺🇸 United States · small town · subarctic climate
The best time to visit Koyukuk is June — its sunniest month (Sunshine Score 74/100), with July close behind. Koyukuk averages about 2,016 hours of sunshine a year. Daytime highs around 19°C / 66°F and roughly 54 mm of rain in June.
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- Sun hours / year
- 2,016
- Sunniest month
- June
- Peak score
- 74/100
- Rain / year
- 543 mm
- Snow / year
- ≈1.9 m
- Midday UV at peak
- 4 (moderate)
- Elevation
- 40 m
When is the best time to visit Koyukuk?
For sunshine, the best time to visit Koyukuk is June, then July. The dullest month is January (0/100, 25 mm of rain). The full month-by-month picture is in the table below.
How sunny is Koyukuk?
Koyukuk gets a moderate 2,016 hours of sunshine a year. 74 Sunshine Score points separate June (74) from January (0), so the month you pick matters. It ranks #399 of 580 destinations in United States for annual sunshine, below the national median of 2,279 hours. Rain has a clear season: the wettest stretch, around August, carries about 40% of the annual 543 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | -20° / -4°F | -26° / -15°F | 25 mm | 0 |
| February | 0 | -14° / 7°F | -22° / -8°F | 34 mm | 0 |
| March | 0 | -11° / 12°F | -20° / -4°F | 23 mm | 1 |
| April | 0 | -1° / 30°F | -9° / 16°F | 32 mm | 2 |
| May | 28 | 12° / 54°F | 2° / 36°F | 36 mm | 3 |
| June | 74 | 19° / 66°F | 9° / 48°F | 54 mm | 4 |
| July | 71 | 19° / 66°F | 11° / 52°F | 73 mm | 3 |
| August | 50 | 16° / 61°F | 8° / 46°F | 85 mm | 3 |
| September | 13 | 10° / 50°F | 2° / 36°F | 61 mm | 1 |
| October | 0 | -1° / 30°F | -6° / 21°F | 48 mm | 0 |
| November | 0 | -13° / 9°F | -19° / -2°F | 35 mm | 0 |
| December | 0 | -17° / 1°F | -23° / -9°F | 37 mm | 0 |
See Koyukuk on the interactive sunshine globe →
Nearby places for sunshine
- Kotzebue United States · 314 km · best in Jul · 2,092 h sun/yr
- Nome United States · 369 km · best in Jul · 1,904 h sun/yr
- Fairbanks United States · 466 km · best in Jun · 2,066 h sun/yr
- Bethel United States · 501 km · best in Jul · 1,745 h sun/yr
- Anchorage United States · 566 km · best in Jul · 1,720 h sun/yr
- Kodiak United States · 839 km · best in Jul · 1,335 h sun/yr
Nearest destinations
- Nulato United States · 23 km · 1,902 h sun/yr · best in Jul
- Galena United States · 40 km · 2,014 h sun/yr · best in Jul
- Kaltag United States · 79 km · 1,898 h sun/yr · best in Jul
- Ruby United States · 108 km · 2,008 h sun/yr · best in Jun
- Huslia United States · 112 km · 2,152 h sun/yr · best in Jun
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