Weather forecast for 10 daysRock Valley, IA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 70°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 17mphS 191°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:42 am CDT
  • Sunset: 6:37 pm CDT
  • ▼
Today, in Rock Valley, sunshine and minimal clouds are in the outlook.
Temperatures are set to span a considerable range, with a high of a pleasant 69.8°F and a low of a wintry 39.2°F.
Today, the temperature forecast of 69.8°F will better match September's climate average than that of October.
Sunrise will be at 7:42 am and sunset at 6:37 pm; the daylight will last for 10h and 55min.

10-day overview

Daily temperatures

Warmest period: Thursday - Friday 77°C.
Coldest day: Sunday 25.10. 63°C.

Chance of precipitation

Highest chance: Saturday 31%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 70°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 17mphS 191°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:42 am CDT
  • Sunset: 6:37 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 9mphSE 140°
  • Humidity: 61%
  • UV index: 4
  • Sunrise: 7:44 am CDT
  • Sunset: 6:36 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 72°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 14mphSSE 163°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 7:45 am CDT
  • Sunset: 6:34 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 73°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphS 179°
  • Humidity: 65%
  • UV index: 3
  • Sunrise: 7:46 am CDT
  • Sunset: 6:32 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 77°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 10mphSSE 149°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:47 am CDT
  • Sunset: 6:31 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 77°F
  • 59°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 20mphSSE 160°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 7:49 am CDT
  • Sunset: 6:29 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 72°F
  • 48°F
PM Showers
PM Showers
  • Precip. probability: 31%
  • Precipitation: 0.04"
  • Wind: 17mphSSW 197°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 7:50 am CDT
  • Sunset: 6:28 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 63°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 8mphENE 59°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:51 am CDT
  • Sunset: 6:26 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 66°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 12mphSE 136°
  • Humidity: 69%
  • UV index: 2
  • Sunrise: 7:52 am CDT
  • Sunset: 6:25 pm CDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 66°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 14mphSSE 155°
  • Humidity: 66%
  • UV index: 3
  • Sunrise: 7:54 am CDT
  • Sunset: 6:23 pm CDT
  • ▼
During the ten-day period, cloudy, dry and sunny and rain-filled weather is predicted.
With a 31% probability, rainfall is predicted only for Saturday. Forecasted precipitation will be minimal at 0.04".
Significant changes in temperature are expected in the next ten days. Maximum temperatures are forecasted between 62.6°F and 77°F, while there will be also a marked difference in overnight low temperatures, as nighttime lows are forecast to fall between 39.2°F and 59°F.
Thursday and Friday, with the highest temperature of 77°F, will be the warmest days in Rock Valley; the coldest day will be next Sunday, with a maximum of 62.6°F.
Updated: Oct 18, 2026 @ 10:23:52 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Rock Valley, sunshine and minimal clouds are in the outlook.

Today, the highest temperature will be 69.8°F, while the lowest temperature will be 39.2°F.
The maximum temperature will be notably higher than the average highest temperature of 58.1°F in October. Today, the lowest temperature will be in line with the average low temperature.

On Sunday, in Rock Valley, sunrise will be at 7:42 am and sunset at 6:37 pm (CDT).

In Rock Valley, today, there will be 10h and 55min of daylight.