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Saint John, KS Weather Tomorrow

Check the latest weather forecast for Saint John tomorrow and over the next 5 days with precipitation potential, daytime and nighttime forecasts, temperature highs and lows in Fahrenheit and Celsius, sunrise and sunset times, cloud cover, wind chill, wind speed, and wind direction for the Saint John area and around Stafford county, Kansas.
Updated: Sat Oct 17th 2026 10:15 AM CDT
Saint John, KS Weather – 10-17 – Sunny
61° / 40°
Sunny
Daytime highs will reach 61°F with lows dropping to 40°F in Saint John, where it will be sunny. There's a very small chance of rainfall, only about 2%. Wind will be moderate, blowing around 17mph on average and gusts of 33.8mph at 11 PM. Humidity levels should be comfortable, sitting around 46% on average, the maximum being 54% at 11 PM and 30% being its lowest at 3 PM. Barometric pressure is its highest of 30.54inHg at 11 AM, a lowest point of 30.31inHg at 6 PM with an avg 30.38inHg.
Saint John, KS Weather – 10-18 – Sunny
66° / 46°

Weather Tomorrow

Sunny
Sunshine is in the forecast for Saint John, with a high of 66°F and a low of 46°F. There's a very small chance of rainfall, only about 4%. Winds will be strong at speeds peaking at 23mph and gusts of 37.2mph at 8 AM. Humidity levels should be comfortable, sitting around 51% on average, the maximum being 63% at 8 AM and 33% being its lowest at 3 PM. Barometric pressure is its highest of 30.31inHg at 12 AM, a lowest point of 30.1inHg at 6 PM with an avg 30.2inHg.
Saint John, KS Weather – 10-19 – Overcast
69° / 50°
Overcast
Skies will be overcast in Saint John, with a high of 69°F and a low of 50°F. There's a very small chance of rainfall, only about 10% with an estimated 0in. Wind will be moderate, blowing around 20mph on average and gusts of 37.1mph at 3 AM. Humidity levels should be comfortable, sitting around 55% on average, the maximum being 67% at 8 AM and 38% being its lowest at 3 PM. Barometric pressure is its highest of 30.18inHg at 10 AM, a lowest point of 30.07inHg at 6 PM with an avg 30.14inHg.
Saint John, KS Weather – 10-20 – Sunny
72° / 54°
Sunny
Daytime highs will reach 72°F with lows dropping to 54°F in Saint John, where it will be sunny. There might be light rainfall having a 17% chance with an estimated 0in. Winds will be strong at speeds peaking at 22mph and gusts of 34.9mph at 11 PM. The humidity will be on the higher side, averaging about 63%, the maximum being 76% at 10 PM and 54% being its lowest at 12 PM. Barometric pressure is its highest of 30.15inHg at 10 AM, a lowest point of 30.04inHg at 5 PM with an avg 30.1inHg.
Saint John, KS Weather – 10-21 – Sunny
81° / 58°
Sunny
Daytime highs will reach 81°F with lows dropping to 58°F in Saint John, where bright and sunny conditions. There's a very small chance of rainfall, only about 5%. Wind will be moderate, blowing around 19mph on average and gusts of 35.7mph at 1 AM. The humidity will be on the higher side, averaging about 62%, the maximum being 74% at 12 AM and 46% being its lowest at 4 PM. Barometric pressure is its highest of 30.11inHg at 1 AM, a lowest point of 29.99inHg at 5 PM with an avg 30.06inHg.
Saint John, KS Weather – 10-22 – Cloudy
83° / 62°
Cloudy
Saint John could see cloudy skies with daytime highs of 83°F and nighttime lows near 62°F. Rainfall predicted to have a 66% chance with an estimated 0.14in. Wind will be moderate, blowing around 16mph on average and gusts of 30.9mph at 10 PM. The humidity will be on the higher side, averaging about 68%, the maximum being 88% at 7 AM and 46% being its lowest at 4 PM. Barometric pressure is its highest of 30.08inHg at 9 AM, a lowest point of 29.96inHg at 5 PM with an avg 30.03inHg.

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