Weather forecast for 10 daysSan Tan Valley, AZ
Weather forecast for the weekend
Sunday Oct 18, 2026
- 84°F
- 64°F
Mostly Sunny
- Precip. probability: 19%
- Precipitation: 0"
- Wind: 9mphENE 67°
- Humidity: 34%
- UV index: 6
- Sunrise: 6:33 am MST
- Sunset: 5:49 pm MST
- details ▼
Today, on Sunday, October 18, blue skies and warm sunshine will define the conditions.
The forecasted temperature range extends from a high of a warm 84.2°F to a low of an enjoyable 64.4°F.
Sunrise will be at 6:33 am and sunset at 5:49 pm; the daylight will last for 11h and 16min.
The forecasted temperature range extends from a high of a warm 84.2°F to a low of an enjoyable 64.4°F.
Sunrise will be at 6:33 am and sunset at 5:49 pm; the daylight will last for 11h and 16min.
10-day overview
Daily temperatures
Warmest day: Tuesday 90°C.
Minimum temperature: 77°C.
Minimum temperature: 77°C.
Chance of precipitation
Highest chance: Thursday 64%.
Long-term weather forecast
- Sunday
- Oct 18, 2026
- 84°F
- 64°F
Mostly Sunny
- Precip. probability: 19%
- Precipitation: 0"
- Wind: 9mphENE 67°
- Humidity: 34%
- UV index: 6
- Sunrise: 6:33 am MST
- Sunset: 5:49 pm MST
- details ▼
- Monday
- Oct 19, 2026
- 86°F
- 68°F
Partly Cloudy
- Precip. probability: 15%
- Precipitation: 0"
- Wind: 8mphESE 114°
- Humidity: 44%
- UV index: 6
- Sunrise: 6:33 am MST
- Sunset: 5:48 pm MST
- details ▼
- Tuesday
- Oct 20, 2026
- 90°F
- 72°F
Partly Cloudy
- Precip. probability: 15%
- Precipitation: 0.08"
- Wind: 9mphSSE 150°
- Humidity: 43%
- UV index: 5
- Sunrise: 6:34 am MST
- Sunset: 5:47 pm MST
- details ▼
- Wednesday
- Oct 21, 2026
- 86°F
- 70°F
Scattered Thunderstorms
- Precip. probability: 52%
- Precipitation: 0.28"
- Wind: 7mphENE 76°
- Humidity: 52%
- UV index: 4
- Sunrise: 6:35 am MST
- Sunset: 5:45 pm MST
- details ▼
- Thursday
- Oct 22, 2026
- 82°F
- 61°F
Scattered Thunderstorms
- Precip. probability: 64%
- Precipitation: 0.28"
- Wind: 11mphS 182°
- Humidity: 59%
- UV index: 5
- Sunrise: 6:36 am MST
- Sunset: 5:44 pm MST
- details ▼
- Friday
- Oct 23, 2026
- 77°F
- 57°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 9mphWSW 243°
- Humidity: 54%
- UV index: 6
- Sunrise: 6:37 am MST
- Sunset: 5:43 pm MST
- details ▼
- Saturday
- Oct 24, 2026
- 79°F
- 57°F
Sunny
- Precip. probability: 14%
- Precipitation: 0"
- Wind: 8mphENE 66°
- Humidity: 47%
- UV index: 6
- Sunrise: 6:37 am MST
- Sunset: 5:42 pm MST
- details ▼
- Sunday
- Oct 25, 2026
- 81°F
- 63°F
Mostly Sunny
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 9mphE 87°
- Humidity: 44%
- UV index: 6
- Sunrise: 6:38 am MST
- Sunset: 5:41 pm MST
- details ▼
- Monday
- Oct 26, 2026
- 79°F
- 61°F
Partly Cloudy
- Precip. probability: 12%
- Precipitation: 0"
- Wind: 10mphESE 110°
- Humidity: 48%
- UV index: 5
- Sunrise: 6:39 am MST
- Sunset: 5:40 pm MST
- details ▼
- Tuesday
- Oct 27, 2026
- 77°F
- 61°F
Mostly Sunny
- Precip. probability: 9%
- Precipitation: 0"
- Wind: 9mphESE 122°
- Humidity: 51%
- UV index: 5
- Sunrise: 6:40 am MST
- Sunset: 5:39 pm MST
- details ▼
Looking ahead, conditions suggest a period of sunny, cloudy and storm-filled weather is forecasted.
Rain is anticipated on Tuesday through Thursday. The days with the most rainfall will be Wednesday and Thursday, with light precipitation of 0.28".
Temperature variation will be noticeable in the upcoming period. The maximum temperature will vary between 77°F and 89.6°F, while the difference in minimum temperatures will be also substantial, as temperatures overnight will fluctuate from 57.2°F up to 71.6°F.
The hottest day will be Tuesday, with a maximum of 89.6°F; the coldest days will be Friday and next Tuesday, with a maximum of 77°F.
Rain is anticipated on Tuesday through Thursday. The days with the most rainfall will be Wednesday and Thursday, with light precipitation of 0.28".
Temperature variation will be noticeable in the upcoming period. The maximum temperature will vary between 77°F and 89.6°F, while the difference in minimum temperatures will be also substantial, as temperatures overnight will fluctuate from 57.2°F up to 71.6°F.
The hottest day will be Tuesday, with a maximum of 89.6°F; the coldest days will be Friday and next Tuesday, with a maximum of 77°F.
Updated: Oct 18, 2026 @ 13:12:23 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
Today, in San Tan Valley, a glowing sky and minimal clouds are expected.
Today, the maximum temperature will be 84.2°F, while the minimum temperature will be 64.4°F.
On Sunday, in San Tan Valley, sunrise will be at 6:33 am and sunset at 5:49 pm (MST).
In San Tan Valley, today, there will be 11h and 16min of daylight.
