Weather forecast for 10 daysSaint Johns, AZ
Weather forecast for the weekend
Sunday Oct 18, 2026
- 70°F
- 45°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 9mphNNW 339°
- Humidity: 45%
- UV index: 5
- Sunrise: 6:25 am MST
- Sunset: 5:39 pm MST
- details ▼
Tomorrow, in Saint Johns, mostly clear with scattered clouds is expected.
Rain is not forecasted. Temperatures are predicted to range from a maximum of a delightful 69.8°F to a minimum of a chilly 44.6°F.
Tomorrow, the maximum temperature is predicted to be in line with the typical October high of 68.2°F.
Sunrise will be at 6:25 am and sunset at 5:39 pm; tomorrow's daylight will last for 11h and 14min.
Rain is not forecasted. Temperatures are predicted to range from a maximum of a delightful 69.8°F to a minimum of a chilly 44.6°F.
Tomorrow, the maximum temperature is predicted to be in line with the typical October high of 68.2°F.
Sunrise will be at 6:25 am and sunset at 5:39 pm; tomorrow's daylight will last for 11h and 14min.
10-day overview
Daily temperatures
Warmest period: Tuesday - Wednesday 75°C.
Coldest day: Friday 63°C.
Coldest day: Friday 63°C.
Chance of precipitation
Highest chance: Thursday 62%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- min.
- 45°F
Showers Early
- Precip. probability: 36%
- Precipitation: 0"
- Wind: 4mphS 175°
- Humidity: 53%
- UV index: 0
- Sunrise: 6:24 am MST
- Sunset: 5:40 pm MST
- details ▼
- Sunday
- Oct 18, 2026
- 70°F
- 45°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 9mphNNW 339°
- Humidity: 45%
- UV index: 5
- Sunrise: 6:25 am MST
- Sunset: 5:39 pm MST
- details ▼
- Monday
- Oct 19, 2026
- 68°F
- 50°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 9mphSSW 195°
- Humidity: 56%
- UV index: 5
- Sunrise: 6:26 am MST
- Sunset: 5:38 pm MST
- details ▼
- Tuesday
- Oct 20, 2026
- 75°F
- 52°F
Partly Cloudy
- Precip. probability: 15%
- Precipitation: 0"
- Wind: 13mphSSW 207°
- Humidity: 48%
- UV index: 6
- Sunrise: 6:27 am MST
- Sunset: 5:36 pm MST
- details ▼
- Wednesday
- Oct 21, 2026
- 75°F
- 55°F
Scattered Thunderstorms
- Precip. probability: 41%
- Precipitation: 0.08"
- Wind: 13mphSSE 167°
- Humidity: 52%
- UV index: 4
- Sunrise: 6:28 am MST
- Sunset: 5:35 pm MST
- details ▼
- Thursday
- Oct 22, 2026
- 72°F
- 48°F
Thunderstorms
- Precip. probability: 62%
- Precipitation: 0.28"
- Wind: 18mphS 185°
- Humidity: 54%
- UV index: 4
- Sunrise: 6:29 am MST
- Sunset: 5:34 pm MST
- details ▼
- Friday
- Oct 23, 2026
- 63°F
- 39°F
Sunny
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 16mphW 265°
- Humidity: 53%
- UV index: 5
- Sunrise: 6:29 am MST
- Sunset: 5:33 pm MST
- details ▼
- Saturday
- Oct 24, 2026
- 64°F
- 39°F
Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 11mphN 11°
- Humidity: 50%
- UV index: 5
- Sunrise: 6:30 am MST
- Sunset: 5:32 pm MST
- details ▼
- Sunday
- Oct 25, 2026
- 66°F
- 45°F
Mostly Sunny
- Precip. probability: 15%
- Precipitation: 0"
- Wind: 12mphESE 119°
- Humidity: 40%
- UV index: 5
- Sunrise: 6:31 am MST
- Sunset: 5:31 pm MST
- details ▼
- Monday
- Oct 26, 2026
- 66°F
- 45°F
Partly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 14mphS 174°
- Humidity: 48%
- UV index: 5
- Sunrise: 6:32 am MST
- Sunset: 5:30 pm MST
- details ▼
Weather fluctuations are likely over the next ten days, and a mix of overcast, bright, stormy and rainy weather is expected.
Rain is forecasted for Wednesday and Thursday.
Temperature variation will be noticeable in the next ten days. Forecast highs will fluctuate between 62.6°F and 75.2°F, while the fluctuation in night temperatures will be also significant, as temperatures overnight will fluctuate from 39.2°F up to 55.4°F.
Tuesday and Wednesday, with the highest temperature of 75.2°F, will be the warmest days in Saint Johns; with the highest temperature of 62.6°F, Friday will be the coldest day.
Rain is forecasted for Wednesday and Thursday.
Temperature variation will be noticeable in the next ten days. Forecast highs will fluctuate between 62.6°F and 75.2°F, while the fluctuation in night temperatures will be also significant, as temperatures overnight will fluctuate from 39.2°F up to 55.4°F.
Tuesday and Wednesday, with the highest temperature of 75.2°F, will be the warmest days in Saint Johns; with the highest temperature of 62.6°F, Friday will be the coldest day.
Updated: Oct 18, 2026 @ 03:50:11 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
Tomorrow, sun and clouds will share the sky, creating a partly cloudy day.
No, it will not rain tomorrow.
Tomorrow, the highest temperature will be 69.8°F, while the lowest temperature will be 44.6°F.
The highest temperature tomorrow will be in line with the average maximum temperature in October. The lowest temperature will be also in line with the average low of 46.9°F.
The highest temperature tomorrow will be in line with the average maximum temperature in October. The lowest temperature will be also in line with the average low of 46.9°F.
On Sunday, in Saint Johns, sunrise will be at 6:25 am and sunset at 5:39 pm (MST).
In Saint Johns, tomorrow, there will be 11h and 14min of daylight.
