Weather forecast for 10 days
Grimes, IA

Weather forecast for the weekend

Saturday, Jun 21.

Sunny
5:39 am

8:54 pm
CDT
Sunny
95°F / 75°F
  • Wind: 19mph SSW
  • Humidity: 58%
  • Precip. probability: 3%
  • Precipitation: 0"
  • UV index: 9
On Saturday, June 21, sunshine is expected with little to no cloud cover.
Rainfall is not predicted. The temperature is anticipated to vary between a torrid 95°F and a temperate 75.2°F.
It will be hotter, and the temperature will align more closely with July's average high of 82.4°F than June's.
Sunrise will be at 5:39 am and sunset at 8:54 pm; the daylight will last for 15h and 16min.

Sunday, Jun 22.

Sunny / Wind
5:39 am

8:55 pm
CDT
Sunny / Wind
93°F / 75°F
  • Wind: 21mph SSW
  • Humidity: 58%
  • Precip. probability: 3%
  • Precipitation: 0"
  • UV index: 9
On Sunday, in Grimes, bright skies and windy conditions will continue.
Rainfall is not forecasted. Temperature fluctuations between a hot 93.2°F and a temperate 75.2°F are anticipated.
On Sunday, the hotter weather will bring a peak temperature more in tune with July's 82.4°F.
Sunrise will be at 5:39 am and sunset at 8:55 pm; the daylight will last for 15h and 16min.

Frequently asked questions

What is the weather forecast for Grimes for Saturday?
On Saturday, the outlook remains bright and sunny.
Will it rain on Saturday?
No, it will not rain on Saturday.
What will be the highest temperature on Saturday?
On Saturday, the highest temperature in Grimes will be 95°F, while the lowest temperature will be 75.2°F.
What is the weather forecast for Grimes for Sunday?
On Sunday, in Grimes, expect clear skies and steady winds throughout.
Will it rain on Sunday?
No, it will not rain on Sunday in Grimes.
What will be the highest temperature on Sunday?
On Sunday, the maximum temperature will be 93.2°F, while the minimum temperature will be 75.2°F.
What is the weather forecast for Grimes for the next ten days?
In Grimes, a combination of storm-filled, clear and cloudy weather is anticipated for the next ten days.
Will it rain in the next ten days?
Rainfall is expected on Tuesday, Wednesday, next Monday through next Wednesday in Grimes. Tuesday, with moderate precipitation of 0.67", will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will range between 77°F and 95°F, as the minimum temperature will vary between 62.6°F and 77°F.
Combining with the humidity, the maximum feel-like temperature will vary between 77°F and 111.2°F.
What will be the hottest and the coldest days?
Saturday will be the hottest day, with a maximum temperature of 95°F. With a maximum temperature of 77°F, next Tuesday will be the coldest day.

Long-term weather forecast

MonJun 16.
  • 88°F
  • 70°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph S
  • Humidity: 75%
  • UV index: 9
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:38 am 8:53 pm CDT
TueJun 17.
  • 82°F
  • 66°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 6mph WSW
  • Humidity: 73%
  • UV index: 7
  • Precip. probability: 50%
  • Precipitation: 0.67"
  • 5:38 am 8:53 pm CDT
WedJun 18.
  • 79°F
  • 63°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 10mph N
  • Humidity: 79%
  • UV index: 6
  • Precip. probability: 53%
  • Precipitation: 0.63"
  • 5:38 am 8:54 pm CDT
ThuJun 19.
  • 88°F
  • 68°F
Sunny
Sunny
  • Wind: 9mph WSW
  • Humidity: 62%
  • UV index: 9
  • Precip. probability: 7%
  • Precipitation: 0"
  • 5:38 am 8:54 pm CDT
FriJun 20.
  • 91°F
  • 77°F
Sunny / Wind
Sunny / Wind
  • Wind: 21mph S
  • Humidity: 68%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:39 am 8:54 pm CDT
SatJun 21.
  • 95°F
  • 75°F
Sunny
Sunny
  • Wind: 19mph SSW
  • Humidity: 58%
  • UV index: 9
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:39 am 8:54 pm CDT
SunJun 22.
  • 93°F
  • 75°F
Sunny / Wind
Sunny / Wind
  • Wind: 21mph SSW
  • Humidity: 58%
  • UV index: 9
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:39 am 8:55 pm CDT
MonJun 23.
  • 84°F
  • 64°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 16mph SW
  • Humidity: 66%
  • UV index: 9
  • Precip. probability: 48%
  • Precipitation: 0.39"
  • 5:39 am 8:55 pm CDT
TueJun 24.
  • 77°F
  • 64°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 9mph NE
  • Humidity: 73%
  • UV index: 6
  • Precip. probability: 39%
  • Precipitation: 0.24"
  • 5:40 am 8:55 pm CDT
WedJun 25.
  • 79°F
  • 66°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 11mph ESE
  • Humidity: 75%
  • UV index: 7
  • Precip. probability: 45%
  • Precipitation: 0.51"
  • 5:40 am 8:55 pm CDT
Models point to a combination of lightning-active, clear and cloudy weather is predicted.
Rainfall is forecasted for Tuesday, Wednesday, next Monday through next Wednesday.
Expect a substantial fluctuation in daytime highs across the forecast period. Highs will range from 77°F to 95°F, while the variation in nighttime lows will be also notably wide, as temperatures overnight will fluctuate from 62.6°F up to 77°F.
Saturday is expected to be the hottest, reaching up to 95°F; expect the coldest day on next Tuesday with a high of 77°F.
Including the humidity's impact, the maximum feel-like temperature may increase considerably and vary between 77°F and an extremely hot 111.2°F.
Updated: Jun 16, 2025 @ 08:22:28 UTC
Published by: Weather U.S. | About Us
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