Weather forecast for 10 daysMercer, IA
Weather forecast for the weekend
Sunday Oct 18, 2026
- 66°F
- 43°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 17mphSSW 192°
- Humidity: 55%
- UV index: 4
- Sunrise: 7:33 am CDT
- Sunset: 6:33 pm CDT
- details ▼
On Sunday, in Mercer, skies will stay clear and sunny.
Temperatures will oscillate between an enjoyable 66.2°F at their highest and a frosty 42.8°F at their lowest.
Tomorrow, the maximum temperature is predicted to be relatively higher than the common October peak of 61.3°F.
Sunrise will be at 7:33 am and sunset at 6:33 pm; tomorrow's daylight will last for 11h and 0min.
Temperatures will oscillate between an enjoyable 66.2°F at their highest and a frosty 42.8°F at their lowest.
Tomorrow, the maximum temperature is predicted to be relatively higher than the common October peak of 61.3°F.
Sunrise will be at 7:33 am and sunset at 6:33 pm; tomorrow's daylight will last for 11h and 0min.
10-day overview
Daily temperatures
Warmest period: Thursday - Saturday 77°C.
Coldest day: tomorrow 66°C.
Coldest day: tomorrow 66°C.
Chance of precipitation
Highest chance: Wednesday 15%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- min.
- 39°F
Clear
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 11mphSSW 195°
- Humidity: 80%
- UV index: 0
- Sunrise: 7:32 am CDT
- Sunset: 6:35 pm CDT
- details ▼
- Sunday
- Oct 18, 2026
- 66°F
- 43°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 17mphSSW 192°
- Humidity: 55%
- UV index: 4
- Sunrise: 7:33 am CDT
- Sunset: 6:33 pm CDT
- details ▼
- Monday
- Oct 19, 2026
- 68°F
- 45°F
Partly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 11mphS 178°
- Humidity: 60%
- UV index: 4
- Sunrise: 7:34 am CDT
- Sunset: 6:32 pm CDT
- details ▼
- Tuesday
- Oct 20, 2026
- 72°F
- 50°F
Sunny
- Precip. probability: 14%
- Precipitation: 0"
- Wind: 11mphSSE 162°
- Humidity: 57%
- UV index: 4
- Sunrise: 7:35 am CDT
- Sunset: 6:30 pm CDT
- details ▼
- Wednesday
- Oct 21, 2026
- 75°F
- 50°F
Mostly Sunny
- Precip. probability: 15%
- Precipitation: 0"
- Wind: 10mphS 187°
- Humidity: 59%
- UV index: 4
- Sunrise: 7:36 am CDT
- Sunset: 6:29 pm CDT
- details ▼
- Thursday
- Oct 22, 2026
- 77°F
- 54°F
Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 8mphSSE 159°
- Humidity: 60%
- UV index: 4
- Sunrise: 7:38 am CDT
- Sunset: 6:27 pm CDT
- details ▼
- Friday
- Oct 23, 2026
- 77°F
- 57°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 16mphSSE 158°
- Humidity: 55%
- UV index: 4
- Sunrise: 7:39 am CDT
- Sunset: 6:26 pm CDT
- details ▼
- Saturday
- Oct 24, 2026
- 77°F
- 55°F
Mostly Cloudy
- Precip. probability: 10%
- Precipitation: 0"
- Wind: 16mphS 177°
- Humidity: 53%
- UV index: 3
- Sunrise: 7:40 am CDT
- Sunset: 6:25 pm CDT
- details ▼
- Sunday
- Oct 25, 2026
- 70°F
- 52°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 10mphSSW 210°
- Humidity: 61%
- UV index: 3
- Sunrise: 7:41 am CDT
- Sunset: 6:23 pm CDT
- details ▼
- Monday
- Oct 26, 2026
- 68°F
- 50°F
Partly Cloudy
- Precip. probability: 14%
- Precipitation: 0"
- Wind: 10mphSSE 152°
- Humidity: 64%
- UV index: 3
- Sunrise: 7:42 am CDT
- Sunset: 6:22 pm CDT
- details ▼
For the next ten days, a combination of overcast and clear weather is predicted.
Rain is not forecasted in Mercer in the upcoming period.
In the upcoming days, the highest temperature will vary between 66.2°F and 77°F, while the lowest nightly temperature differences will be quite pronounced, as the minimum temperature is expected to range between 39.2°F and 57.2°F.
Thursday through next Saturday, with the highest temperature of 77°F, will be the warmest days; with the highest temperature of 66.2°F, Sunday will be the coldest day.
Rain is not forecasted in Mercer in the upcoming period.
In the upcoming days, the highest temperature will vary between 66.2°F and 77°F, while the lowest nightly temperature differences will be quite pronounced, as the minimum temperature is expected to range between 39.2°F and 57.2°F.
Thursday through next Saturday, with the highest temperature of 77°F, will be the warmest days; with the highest temperature of 66.2°F, Sunday will be the coldest day.
Updated: Oct 18, 2026 @ 03:58:17 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, conditions will remain bright with clear skies.
Tomorrow, the maximum temperature will be 66.2°F, while the minimum temperature will be 42.8°F.
Tomorrow, the highest temperature will be moderately higher than the average maximum temperature in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
Tomorrow, the highest temperature will be moderately higher than the average maximum temperature in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
On Sunday, in Mercer, sunrise will be at 7:33 am and sunset at 6:33 pm (CDT).
Tomorrow in Mercer, the daylight will last for 11h and 0min.
