Grand Forks weather in October: Grand Forks, North Dakota: normal highs, lows, rain and records for October
Grand Forks in October has a normal high of 54°F and a normal low of 33°F, a daily mean of 43°F, falling from 63°F on the 1st to 45°F by the 31st. Measurable precipitation falls on 8 days in a normal October, 1.88 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 12°C and low of 0°C, 48 mm of precipitation and 4 cm of snow in October.
- NOAA stationGrand Forks International Airport
- Station IDUSW00014916
- Location47.94°N 97.18°W
- Elevation842 ft (257 m)
- From the center5 miles
- Population59,845
- Jan 16° -3°
- Feb 21° 1°
- Mar 34° 15°
- Apr 52° 29°
- May 67° 41°
- Jun 76° 53°
- Jul 81° 57°
- Aug 80° 54°
- Sep 70° 45°
- Oct 54° 33°
- Nov 36° 18°
- Dec 21° 4°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Grand Forks in October?
The normal high is 54°F and the normal low 33°F, for a daily mean of 43.2°F. October is 14.7°F cooler than September and 16.5°F warmer than November. October is the 6th warmest month of the year in Grand Forks and the 6th wettest. Across the month the normal high falls 18°F, from 63°F on October 1 to 45°F on October 31. From one year to the next October's mean temperature typically moves about 3.6°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 40°F and 47°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 28%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 63°F | 39°F | 28% | 13% |
| October 8 | 59°F | 36°F | 27% | 13% |
| October 15 | 55°F | 33°F | 27% | 12% |
| October 22 | 50°F | 30°F | 26% | 11% |
| October 31 | 45°F | 26°F | 25% | 11% |
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 | 63°F | 39°F | 28% | 13% | 11 h 40 min |
| October 2 | 62°F | 39°F | 28% | 13% | 11 h 40 min |
| October 3 | 62°F | 38°F | 28% | 13% | 11 h 40 min |
| October 4 | 61°F | 38°F | 28% | 13% | 11 h 30 min |
| October 5 | 61°F | 38°F | 28% | 13% | 11 h 30 min |
| October 6 | 60°F | 37°F | 28% | 13% | 11 h 30 min |
| October 7 | 59°F | 37°F | 28% | 13% | 11 h 20 min |
| October 8 | 59°F | 36°F | 27% | 13% | 11 h 20 min |
| October 9 | 58°F | 36°F | 27% | 12% | 11 h 20 min |
| October 10 | 58°F | 35°F | 27% | 12% | 11 h 10 min |
| October 11 | 57°F | 35°F | 27% | 12% | 11 h 10 min |
| October 12 | 56°F | 34°F | 27% | 12% | 11 h 10 min |
| October 13 | 56°F | 34°F | 27% | 12% | 11 h |
| October 14 | 55°F | 34°F | 27% | 12% | 11 h |
| October 15 | 55°F | 33°F | 27% | 12% | 11 h |
| October 16 | 54°F | 33°F | 27% | 12% | 10 h 50 min |
| October 17 | 53°F | 32°F | 27% | 12% | 10 h 50 min |
| October 18 | 53°F | 32°F | 27% | 12% | 10 h 50 min |
| October 19 | 52°F | 31°F | 27% | 12% | 10 h 40 min |
| October 20 | 52°F | 31°F | 26% | 12% | 10 h 40 min |
| October 21 | 51°F | 30°F | 26% | 12% | 10 h 40 min |
| October 22 | 50°F | 30°F | 26% | 11% | 10 h 30 min |
| October 23 | 50°F | 29°F | 26% | 11% | 10 h 30 min |
| October 24 | 49°F | 29°F | 26% | 11% | 10 h 30 min |
| October 25 | 48°F | 28°F | 26% | 11% | 10 h 20 min |
| October 26 | 48°F | 28°F | 26% | 11% | 10 h 20 min |
| October 27 | 47°F | 27°F | 26% | 11% | 10 h 20 min |
| October 28 | 47°F | 27°F | 26% | 11% | 10 h 10 min |
| October 29 | 46°F | 27°F | 25% | 11% | 10 h 10 min |
| October 30 | 45°F | 26°F | 25% | 11% | 10 h 10 min |
| October 31 | 45°F | 26°F | 25% | 11% | 10 h |
- Normal high
- 54°FOctober average
- Normal low
- 33°FOctober average
- Precipitation
- 1.88 inmonth total
- Days with precipitation
- 80.01 inch or more
- Snowfall
- 1.6 inmonth total
- Nights at 32°F or colder
- 15
- Daylight
- 11 h 40 min to 10 hOctober 1 to October 31
- Days at 70°F or more
- 3
- Days at 80°F or more
- 1
- Sunshine
- 68%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00014916; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Grand Forks in October?
On a given October day the chance of 0.01 inch or more is 27% on average, highest around October 1 (28%). In all, 1.88 in falls on 8 days of a normal October.
In a normal October in Grand Forks, 15 nights fall to freezing, 1 days stay below freezing all day and snowfall averages 1.6 inches.
Snow falls on 1 day in a normal October, and an inch or more covers the ground on 1 day.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00014916.
What are the records for October in Grand Forks?
The warmest October temperature on Grand Forks's official record (since 1941) is 92°F, on October 1, 1992; the coldest is 6°F, on October 31, 1991. The wettest October brought 5.79 in (1998); the snowiest, 10.9 inches (2001).
The October mean against the 1991-2020 normal of 43.2°F: 2021 49.4°F (+6.2), 2022 46.7°F (+3.5), 2023 45.5°F (+2.3), 2024 50.5°F (+7.3), 2025 50.0°F (+6.8). 5 of 5 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 49.4°F | +6.2°F | 3.48 in |
| 2022 | 46.7°F | +3.5°F | 0.17 in |
| 2023 | 45.5°F | +2.3°F | 2.17 in |
| 2024 | 50.5°F | +7.3°F | 0.61 in |
| 2025 | 50.0°F | +6.8°F | 2.87 in |
Source: records: ACIS, NWS threaded record GFKthr; recent months: ACIS, station USW00014916. Records and recent months use complete months only.
How does October in Grand Forks compare across North Dakota?
Across the 92 places PlainClimate covers in North Dakota, October normal highs run from 50°F in Rolla to 59°F in Enderlin; Grand Forks's is 54°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Grand Forks in September70°F by day, 45°F at night
- Grand Forks in November36°F by day, 18°F at night
- Grand Forks through the yearEvery month, frost dates, records and recent years
- North Dakota in OctoberThe statewide normal and the warmest and coolest places
- Enderlin: North Dakota's warmest Octobernormal high 59°F