Grafton, ND Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Grafton, ND in one place.
Mostly sunny. High near 66, with temperatures falling to around 64 in the afternoon. West northwest wind 15 to 21 mph, with gusts as high as 33 mph.
Local Weather Overview
This forecast page for Grafton, ND is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 15, 2026 10:29 AM CDT.
The active forecast window currently covers Sep 15 to Sep 21, 2026 for Grafton, ND.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 10:29 AM CDT
- Forecast office
- FGF
- Source
- NOAA / NWS
Daily Outlook
This Week in Grafton
Monday looks like the warmest upcoming period in Grafton at 75 degrees F.
Tonight is the coolest period ahead with temperatures near 39 degrees F.
The strongest winds are forecast for Today at about 15 to 21 mph WNW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 10:29 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- FGF
- Radar station
- KMVX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear. Low around 39, with temperatures rising to around 42 overnight. North wind 2 to 13 mph.
A chance of rain showers after 1pm. Mostly sunny. High near 65, with temperatures falling to around 62 in the afternoon. South southeast wind 2 to 12 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of rain showers before 1am. Mostly cloudy, with a low around 44. North northeast wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Mostly sunny, with a high near 67. North northeast wind around 7 mph.
Partly cloudy, with a low around 45. East wind around 6 mph.
A chance of rain showers after 1pm. Mostly cloudy, with a high near 70. East southeast wind 5 to 13 mph. Chance of precipitation is 30%.
Rain showers likely. Mostly cloudy, with a low around 50. East northeast wind 6 to 10 mph. Chance of precipitation is 60%.
Rain showers likely before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 69. North northeast wind 7 to 14 mph. Chance of precipitation is 60%.
A slight chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 47. North northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Partly sunny, with a high near 73. East northeast wind 5 to 9 mph.
Mostly clear, with a low around 46. South southeast wind around 7 mph.
Sunny, with a high near 75. South wind 6 to 12 mph.
Mostly clear, with a low around 49. South southeast wind around 10 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Sep 15
|
Mostly Sunny
|
66°F |
15 to 21 mph
WNW
|
|
Tonight
Sep 15
|
Mostly Clear
|
39°F |
2 to 13 mph
N
|
|
Wednesday
Sep 16
|
Mostly Sunny then Chance Rain Showers
|
65°F |
2 to 12 mph
SSE
|
|
Wednesday Night
Sep 16
|
Chance Rain Showers
|
44°F |
7 mph
NNE
|
|
Thursday
Sep 17
|
Mostly Sunny
|
67°F |
7 mph
NNE
|
|
Thursday Night
Sep 17
|
Partly Cloudy
|
45°F |
6 mph
E
|
|
Friday
Sep 18
|
Mostly Cloudy then Chance Rain Showers
|
70°F |
5 to 13 mph
ESE
|
|
Friday Night
Sep 18
|
Rain Showers Likely
|
50°F |
6 to 10 mph
ENE
|
|
Saturday
Sep 19
|
Chance Showers And Thunderstorms
|
69°F |
7 to 14 mph
NNE
|
|
Saturday Night
Sep 19
|
Slight Chance Showers And Thunderstorms then Mostly Cloudy
|
47°F |
5 to 10 mph
NNE
|
|
Sunday
Sep 20
|
Partly Sunny
|
73°F |
5 to 9 mph
ENE
|
|
Sunday Night
Sep 20
|
Mostly Clear
|
46°F |
7 mph
SSE
|
|
Monday
Sep 21
|
Sunny
|
75°F |
6 to 12 mph
S
|
|
Monday Night
Sep 21
|
Mostly Clear
|
49°F |
10 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grafton.