Weather forecast for tomorrow
Waltham, MN

Weather forecast for tomorrow

Friday, Jun 20.

AM Thunderstorms
5:27 am

8:58 pm
CDT
AM Thunderstorms
86°F / 75°F
  • Wind: 17mph S
  • Humidity: 76%
  • Precip. probability: 40%
  • Precipitation: 0.24"
  • UV index: 5
Tomorrow, on Friday, thunder and lightning are expected in the morning, accompanied by rain showers.
With a low probability, light precipitation is anticipated. A temperature range of a blazing 86°F to a warm 75.2°F is predicted.
The maximum heat index, which combines relative humidity and air temperature, is calculated to be a sweltering 98.6°F. Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
The temperature of 86°F reflects July's climate better than June's.
Sunrise will be at 5:27 am and sunset at 8:58 pm; tomorrow's daylight will last for 15h and 31min.

Frequently asked questions

What is the weather forecast for Waltham for tomorrow?
On Friday, early storms will bring frequent lightning and bursts of rainfall.
Will it rain tomorrow?
Light precipitation of 0.24" is predicted. The likelihood of rainfall is 40%.
What will be the highest temperature tomorrow?
Tomorrow, the maximum temperature will be 86°F, while the minimum temperature will be 75.2°F. The maximum heat index, which adjusts the air temperature based on humidity, is appraised at 98.6°F.
The maximum temperature will be significantly higher than the average highest temperature of 75.2°F in June. The lowest temperature will be also noticeably higher than the average low of 59.4°F.
When are sunrise and sunset tomorrow in Waltham?
On Friday, in Waltham, sunrise will be at 5:27 am and sunset at 8:58 pm (CDT).
How many hours of daylight will Waltham have tomorrow?
In Waltham, Minnesota, the length of the day tomorrow will be 15h and 31min.

Hourly weather forecast

12 am
  • 72°F
  • Feels like:
    72°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SSW
  • Pressure: 29.8"Hg
  • Humidity: 70%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 70°F
  • Feels like:
    70°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SSW
  • Pressure: 29.8"Hg
  • Humidity: 73%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 68°F
  • Feels like:
    68°F
Thunderstorms
Thunderstorms
  • Wind: 10mph SSW
  • Pressure: 29.8"Hg
  • Humidity: 78%
  • Precip. probability: 72%
  • Precipitation: 0.16"
  • Visibility: 6mi
Sunrise: 5:27 am
6 am
  • 66°F
  • Feels like:
    66°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 12mph S
  • Pressure: 29.8"Hg
  • Humidity: 83%
  • Precip. probability: 55%
  • Precipitation: 0.08"
  • Visibility: 7mi
8 am
  • 66°F
  • Feels like:
    68°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 14mph S
  • Pressure: 29.77"Hg
  • Humidity: 87%
  • Precip. probability: 32%
  • Precipitation: 0.04"
  • Visibility: 9mi
10 am
  • 70°F
  • Feels like:
    72°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 16mph S
  • Pressure: 29.74"Hg
  • Humidity: 84%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 75°F
  • Feels like:
    77°F
Cloudy
Cloudy
  • Wind: 17mph S
  • Pressure: 29.71"Hg
  • Humidity: 76%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 79°F
  • Feels like:
    84°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 16mph S
  • Pressure: 29.68"Hg
  • Humidity: 72%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 84°F
  • Feels like:
    90°F
Partly Cloudy
Partly Cloudy
  • Wind: 15mph S
  • Pressure: 29.62"Hg
  • Humidity: 68%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 84°F
  • Feels like:
    91°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 15mph S
  • Pressure: 29.59"Hg
  • Humidity: 67%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 82°F
  • Feels like:
    90°F
Mostly Sunny
Mostly Sunny
  • Wind: 14mph SSE
  • Pressure: 29.56"Hg
  • Humidity: 71%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:58 pm
10 pm
  • 81°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Wind: 16mph S
  • Pressure: 29.56"Hg
  • Humidity: 76%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, on Friday, a combination of primarily cloud-filled and occasionally lightning-active and clear weather is forecasted.
Rain is anticipated from 3 am to 8 am. With moderate precipitation of 0.24", most rainfall is expected at 7 am.
The temperature will vary between a minimum of 66.2°F and a maximum of 84.2°F. The feels-like temperature will be between a minimum of 66.2°F and a maximum of 91.4°F. The hottest part of the day will be from 4 pm to 7 pm.
The maximum temperature will be more similar to July's average high of 78.8°F than June's 75.2°F. The expected low will be also more close to what’s common in July than the current June average of 59.4°F.
Updated: Jun 19, 2025 @ 20:58:13 UTC
Published by: Weather U.S. | About Us
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