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Best time to visit · Alaska, United States
For the most comfortable weather in Fairbanks, aim for May – August. June tops our comfort score at 82/100, with highs around 68°F (20°C) and 3.0 in (75 mm) of rain. The toughest months are October – December, mainly because of cool days.
Highs run from 4°F to 69°F across the year, and the yearly total is about 21.9 in (556 mm) of rain and snow.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 4°F-15°C | 13°F-11°C | 19°F-7°C | 38°F3°C | 58°F15°C | 68°F20°C | 69°F21°C | 64°F18°C | 52°F11°C | 33°F1°C | 12°F-11°C | 8°F-13°C |
| Avg low | -6°F-21°C | -1°F-18°C | 1°F-17°C | 22°F-6°C | 40°F5°C | 52°F11°C | 55°F13°C | 49°F9°C | 38°F3°C | 22°F-5°C | 2°F-16°C | -2°F-19°C |
| Rain/snow | 1.0 in25 mm | 0.9 in24 mm | 0.8 in20 mm | 1.0 in25 mm | 1.5 in37 mm | 3.0 in75 mm | 4.0 in101 mm | 3.4 in86 mm | 2.4 in60 mm | 1.5 in38 mm | 1.4 in35 mm | 1.2 in30 mm |
| Humidity | 94% | 94% | 94% | 87% | 73% | 74% | 78% | 81% | 85% | 91% | 95% | 95% |
| Cloud | 55% | 59% | 51% | 59% | 70% | 73% | 77% | 75% | 72% | 77% | 67% | 59% |
| Comfort | 52 | 50 | 53 | 50 | 77 | 82 | 77 | 79 | 63 | 44 | 48 | 50 |
Source: NASA POWER (public domain), 2001–2025 monthly averages on a ~50 km satellite and reanalysis grid, so coasts and valleys can differ from what's shown. Temperatures were adjusted from the grid cell's ~367 m (1,204 ft) to Fairbanks's ~136 m (446 ft) elevation using the standard lapse rate of 6.5°C per 1,000 m. Precipitation includes snow as melted water; daylight is calculated from latitude. Check a forecast before you go.
The coldest season, with highs of 4–13°F (-15–-11°C) and lows down to -6°F (-21°C). It's the driest season, with only about 3.1 in (79 mm) of rain or snow, 14% of the year's total. December – February are cold enough for snow. It holds the toughest stretch on our comfort score (December), averaging 51/100.
Temperatures climb through the season, from 19°F highs in March to 58°F by May. About 3.2 in (82 mm) of rain or snow falls across these months, 15% of the year's total. March & April are cold enough for snow. Comfort peaks here: May ranks with the year's best, and the season averages 60/100.
The warmest stretch of the year, with highs of 64–69°F (18–21°C). It's the wettest season, with about 10.3 in (262 mm) of rain, 47% of the year's total. Lows bottom out around 49°F (9°C). June – August are among the best-scoring months (season average 79/100).
Temperatures slide from 52°F highs in September to 12°F by November. About 5.2 in (133 mm) of rain or snow falls across these months, 24% of the year's total. October & November are cold enough for snow. Comfort scores bottom out in October & November; the season averages 52/100.
By comfort score: 4 Great, 1 Good, 6 Fair and 1 Tough. Great months: May – August. Tap a month for its own guide.
For the most comfortable weather in Fairbanks, aim for May – August. June tops our comfort score at 82/100, with highs around 68°F (20°C) and 3.0 in (75 mm) of rain. The toughest months are October – December, mainly because of cool days.
July is the wettest month, averaging about 4.0 in (101 mm) of rain. March is the driest, with about 0.8 in (20 mm). The yearly total is around 21.9 in (556 mm).
January is the coldest, with average lows of -6°F (-21°C) and highs of 4°F (-15°C). The warmest is July, with average highs of 69°F (21°C).
Not very: summer (June – August) humidity averages 78%, and highs peak around 69°F (21°C), so it rarely feels sticky.
On average, yes: lows fall below 32°F (0°C) in October – April, bottoming out around -6°F (-21°C) in January.
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