Saint John, ND Weather Forecast

Local 7-day forecast

43°

Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Saint John, ND in one place.

Sunday, April 19, 2026

Wind: 8 mph W

Sunday

Sunny, with a high near 43. West wind around 8 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Saint John, 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: Apr 16, 2026 7:04 AM CDT.

The active forecast window currently covers Apr 19 to Apr 22, 2026 for Saint John, ND.

Page Snapshot

Page focus: city weather
Forecast window: Apr 19 to Apr 22, 2026
Latest sync: Apr 16, 2026 7:04 AM CDT
Forecast office: BIS
Source: NOAA / NWS

Next High

43°F

Sunday

Next Low

30°F

Sunday Night

Rain Outlook

Periods mentioning precipitation

Windiest

20 mph

Monday

Daily Outlook

Today

Apr 19

Sunny

43 °F

/ 30°F

Wind 8 mph

Mon

Apr 20

Mostly Sunny

60 °F

/ 35°F

Wind 20 mph

Tue

Apr 21

Sunny

59 °F

/ 37°F

Wind 9 to 13 mph

Wed

Apr 22

Sunny

61 °F

Wind 13 to 17 mph

This Week in Saint John

Wednesday looks like the warmest upcoming period in Saint John at 61 degrees F.

Sunday Night is the coolest period ahead with temperatures near 30 degrees F.

The strongest winds are forecast for Monday at about 20 mph SW.

The forecast from Apr 19 through Apr 22 stays mostly dry.

Forecast Details

Last updated: Apr 16, 2026 7:04 AM CDT
Coverage: 4 days
Time zone: America/Chicago
Forecast office: BIS
Radar station: KMBX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Sunday Night

Apr 19

30°F

Mostly Clear

7 to 16 mph S

Mostly clear, with a low around 30. South wind 7 to 16 mph, with gusts as high as 25 mph.

Monday

Apr 20

60°F

Mostly Sunny

20 mph SW

Mostly sunny, with a high near 60. Southwest wind around 20 mph, with gusts as high as 29 mph.

Monday Night

Apr 20

35°F

Mostly Clear

9 to 17 mph W

Mostly clear, with a low around 35. West wind 9 to 17 mph, with gusts as high as 24 mph.

Tuesday

Apr 21

59°F

Sunny

9 to 13 mph N

Sunny, with a high near 59. North wind 9 to 13 mph, with gusts as high as 20 mph.

Tuesday Night

Apr 21

37°F

Mostly Clear

12 mph E

Mostly clear, with a low around 37. East wind around 12 mph, with gusts as high as 20 mph.

Wednesday

Apr 22

61°F

Sunny

13 to 17 mph E

Sunny, with a high near 61.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Sunday Apr 19	Sunny	43°F	8 mph W	Sunny, with a high near 43. West wind around 8 mph.
Sunday Night Apr 19	Mostly Clear	30°F	7 to 16 mph S	Mostly clear, with a low around 30. South wind 7 to 16 mph, with gusts as high as 25 mph.
Monday Apr 20	Mostly Sunny	60°F	20 mph SW	Mostly sunny, with a high near 60. Southwest wind around 20 mph, with gusts as high as 29 mph.
Monday Night Apr 20	Mostly Clear	35°F	9 to 17 mph W	Mostly clear, with a low around 35. West wind 9 to 17 mph, with gusts as high as 24 mph.
Tuesday Apr 21	Sunny	59°F	9 to 13 mph N	Sunny, with a high near 59. North wind 9 to 13 mph, with gusts as high as 20 mph.
Tuesday Night Apr 21	Mostly Clear	37°F	12 mph E	Mostly clear, with a low around 37. East wind around 12 mph, with gusts as high as 20 mph.
Wednesday Apr 22	Sunny	61°F	13 to 17 mph E	Sunny, with a high near 61.

Nearby Forecasts

Explore weather pages for nearby cities and major places around Saint John.

Region Links

Rolette County weather

County forecast page

North Dakota weather

Statewide weather overview

United States weather

National weather entry point

St John North Dakota image

Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.