McGrath weather in October: McGrath, Alaska: normal highs, lows, rain and records for October
McGrath in October has a normal high of 35°F and a normal low of 22°F, a daily mean of 28°F, falling from 46°F on the 1st to 23°F by the 31st. Measurable precipitation falls on 12 days in a normal October, 1.46 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 1°C and low of −5°C, 37 mm of precipitation and 19 cm of snow in October.
- NOAA stationMcGrath Airport
- Station IDUSW00026510
- Location62.96°N 155.61°W
- Elevation333 ft (102 m)
- Population284
- Jan 3° -14°
- Feb 15° -6°
- Mar 25° -1°
- Apr 43° 22°
- May 59° 38°
- Jun 69° 49°
- Jul 70° 52°
- Aug 64° 48°
- Sep 54° 38°
- Oct 35° 22°
- Nov 15° 1°
- Dec 6° -10°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is McGrath in October?
The normal high is 35°F and the normal low 22°F, for a daily mean of 28.4°F. October is 17.6°F cooler than September and 20.4°F warmer than November. October is the 7th warmest month of the year in McGrath and the 5th wettest. Across the month the normal high falls 23°F, from 46°F on October 1 to 23°F on October 31. From one year to the next October's mean temperature typically moves about 5.9°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 23°F and 34°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 43%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 46°F | 32°F | 43% | 20% |
| October 8 | 41°F | 28°F | 40% | 17% |
| October 15 | 35°F | 24°F | 39% | 15% |
| October 22 | 30°F | 18°F | 38% | 13% |
| October 31 | 23°F | 11°F | 37% | 13% |
Every day of October: normal high, low and chance of precipitation (warmest afternoon October 1, coldest night October 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| October 1 | 46°F | 32°F | 43% | 20% | 11 h 30 min |
| October 2 | 45°F | 31°F | 42% | 19% | 11 h 20 min |
| October 3 | 44°F | 31°F | 42% | 19% | 11 h 20 min |
| October 4 | 44°F | 30°F | 42% | 19% | 11 h 10 min |
| October 5 | 43°F | 30°F | 41% | 18% | 11 h 10 min |
| October 6 | 42°F | 29°F | 41% | 18% | 11 h |
| October 7 | 41°F | 29°F | 41% | 18% | 10 h 50 min |
| October 8 | 41°F | 28°F | 40% | 17% | 10 h 50 min |
| October 9 | 40°F | 28°F | 40% | 17% | 10 h 40 min |
| October 10 | 39°F | 27°F | 40% | 17% | 10 h 30 min |
| October 11 | 38°F | 26°F | 40% | 16% | 10 h 30 min |
| October 12 | 38°F | 26°F | 39% | 16% | 10 h 20 min |
| October 13 | 37°F | 25°F | 39% | 16% | 10 h 20 min |
| October 14 | 36°F | 24°F | 39% | 15% | 10 h 10 min |
| October 15 | 35°F | 24°F | 39% | 15% | 10 h |
| October 16 | 35°F | 23°F | 38% | 15% | 10 h |
| October 17 | 34°F | 22°F | 38% | 14% | 9 h 50 min |
| October 18 | 33°F | 22°F | 38% | 14% | 9 h 50 min |
| October 19 | 32°F | 21°F | 38% | 14% | 9 h 40 min |
| October 20 | 32°F | 20°F | 38% | 14% | 9 h 30 min |
| October 21 | 31°F | 19°F | 38% | 14% | 9 h 30 min |
| October 22 | 30°F | 18°F | 38% | 13% | 9 h 20 min |
| October 23 | 29°F | 18°F | 38% | 13% | 9 h 10 min |
| October 24 | 28°F | 17°F | 38% | 13% | 9 h 10 min |
| October 25 | 28°F | 16°F | 38% | 13% | 9 h |
| October 26 | 27°F | 15°F | 38% | 13% | 9 h |
| October 27 | 26°F | 14°F | 38% | 13% | 8 h 50 min |
| October 28 | 25°F | 14°F | 38% | 13% | 8 h 40 min |
| October 29 | 25°F | 13°F | 37% | 13% | 8 h 40 min |
| October 30 | 24°F | 12°F | 37% | 13% | 8 h 30 min |
| October 31 | 23°F | 11°F | 37% | 13% | 8 h 30 min |
- Normal high
- 35°FOctober average
- Normal low
- 22°FOctober average
- Precipitation
- 1.46 inmonth total
- Days with precipitation
- 120.01 inch or more
- Snowfall
- 7.4 inmonth total
- Nights at 32°F or colder
- 26
- Daylight
- 11 h 30 min to 8 h 30 minOctober 1 to October 31
- Sunshine
- 56%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00026510; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in McGrath in October?
On a given October day the chance of 0.01 inch or more is 39% on average, highest around October 1 (43%). In all, 1.46 in falls on 12 days of a normal October.
In a normal October in McGrath, 26 nights fall to freezing, 13 days stay below freezing all day and snowfall averages 7.4 inches.
Snow falls on 8 days in a normal October, and an inch or more covers the ground on 12 days.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00026510.
How humid and windy is McGrath in October?
At 3 p.m. the normal temperature is 23°F with 76% relative humidity and a dew point of 17°F; at 6 a.m. it is 16°F with 85% humidity. The wind averages 3.6 mph, most often from the north-northeast in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 16°F | 12°F | 85% | 3.0 mph | – |
| 9 a.m. | 15°F | 12°F | 85% | 3.4 mph | 15% |
| noon | 19°F | 15°F | 82% | 3.7 mph | – |
| 3 p.m. | 23°F | 17°F | 76% | 4.4 mph | 19% |
| 6 p.m. | 21°F | 16°F | 82% | 3.8 mph | 29% |
| 9 p.m. | 18°F | 14°F | 84% | 3.6 mph | 29% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00026510. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for October in McGrath?
The warmest October temperature on McGrath's official record (since 1941) is 67°F, on October 10, 2009; the coldest is −28°F, on October 30, 1982. The wettest October brought 4.64 in (2013); the snowiest, 32.1 inches (1971).
The October mean against the 1991-2020 normal of 28.4°F: 2021 28.4°F (+0.1), 2023 26.6°F (−1.8), 2024 28.8°F (+0.4). 1 of 3 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 28.4°F | +0.1°F | – |
| 2023 | 26.6°F | −1.8°F | 0.34 in |
| 2024 | 28.8°F | +0.4°F | 1.26 in |
Source: records: ACIS, NWS threaded record MCGthr; recent months: ACIS, station USW00026510. Records and recent months use complete months only.
How does October in McGrath compare across Alaska?
Across the 85 places PlainClimate covers in Alaska, October normal highs run from 24°F in Nuiqsut to 52°F in Klawock; McGrath's is 35°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.