Weather forecast for tomorrow
Wednesday, Apr 30.
6:14 am
8:01 pm
EDT
8:01 pm
EDT
PM Thunderstorms
86°F / 61°F
- Wind: 6mph WNW
- Humidity: 57%
- Precip. probability: 36%
- Precipitation: 0.04"
- UV index: 7
Tomorrow, in Rockville, afternoon thunderstorms are expected, possibly with frequent lightning.
Minimal precipitation is predicted. The temperature will vary between a maximum of a tropical 86°F and a minimum of a comfortable 60.8°F.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is calculated to be a hot 89.6°F. Note that heat index values are valued for light wind and location in the shade.
The forecast high of 86°F is more in line with May's average of 78.1°F than April's 68.2°F.
Sunrise will be at 6:14 am and sunset at 8:01 pm; tomorrow's daylight will last for 13h and 47min.
Minimal precipitation is predicted. The temperature will vary between a maximum of a tropical 86°F and a minimum of a comfortable 60.8°F.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is calculated to be a hot 89.6°F. Note that heat index values are valued for light wind and location in the shade.
The forecast high of 86°F is more in line with May's average of 78.1°F than April's 68.2°F.
Sunrise will be at 6:14 am and sunset at 8:01 pm; tomorrow's daylight will last for 13h and 47min.
Frequently asked questions
What is the weather forecast for Rockville for tomorrow?
On Wednesday, storms with thunder and lightning are expected during the afternoon.
Will it rain tomorrow?
Tomorrow, there is a low probability of minimal rainfall in Rockville.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 86°F, while the lowest temperature will be 60.8°F. The maximum heat index, which reflects the perceived temperature due to humidity levels, is computed to be 89.6°F.
The highest temperature will be uncommonly higher than the average maximum of 68.2°F in April. The lowest temperature will be also noticeably higher than the average low of 49.1°F.
The highest temperature will be uncommonly higher than the average maximum of 68.2°F in April. The lowest temperature will be also noticeably higher than the average low of 49.1°F.
When are sunrise and sunset tomorrow?
On Wednesday, in Rockville, sunrise will be at 6:14 am and sunset at 8:01 pm (EDT).
How many hours of daylight will Rockville have tomorrow?
In Rockville, tomorrow, there will be 13h and 47min of daylight.
Hourly weather forecast
12 am
- 70°F
- Feels like:
70°F
Partly Cloudy
- Wind: 9mph SW
- Pressure: 30.03"Hg
- Humidity: 61%
- Precip. probability: 1%
- Precipitation: 0"
- Visibility: 10mi
2 am
- 70°F
- Feels like:
70°F
Partly Cloudy
- Wind: 8mph SW
- Pressure: 30"Hg
- Humidity: 65%
- Precip. probability: 2%
- Precipitation: 0"
- Visibility: 10mi
4 am
- 68°F
- Feels like:
68°F
Partly Cloudy
- Wind: 6mph SW
- Pressure: 30"Hg
- Humidity: 69%
- Precip. probability: 3%
- Precipitation: 0"
- Visibility: 10mi
6 am
- 68°F
- Feels like:
68°F
Mostly Cloudy
- Wind: 6mph SW
- Pressure: 30"Hg
- Humidity: 73%
- Precip. probability: 5%
- Precipitation: 0"
- Visibility: 10mi
Sunrise: 6:14 am
8 am
- 70°F
- Feels like:
70°F
Mostly Cloudy
- Wind: 5mph WSW
- Pressure: 30.03"Hg
- Humidity: 74%
- Precip. probability: 4%
- Precipitation: 0"
- Visibility: 10mi
10 am
- 73°F
- Feels like:
75°F
Mostly Cloudy
- Wind: 6mph WSW
- Pressure: 30.06"Hg
- Humidity: 65%
- Precip. probability: 3%
- Precipitation: 0"
- Visibility: 10mi
12 pm
- 81°F
- Feels like:
82°F
Mostly Cloudy
- Wind: 6mph WNW
- Pressure: 30.06"Hg
- Humidity: 54%
- Precip. probability: 6%
- Precipitation: 0"
- Visibility: 10mi
2 pm
- 84°F
- Feels like:
86°F
Scattered Thunderstorms
- Wind: 6mph WNW
- Pressure: 30.03"Hg
- Humidity: 46%
- Precip. probability: 36%
- Precipitation: 0.04"
- Visibility: 7mi
4 pm
- 84°F
- Feels like:
84°F
Mostly Cloudy
- Wind: 5mph NW
- Pressure: 30"Hg
- Humidity: 47%
- Precip. probability: 17%
- Precipitation: 0"
- Visibility: 10mi
6 pm
- 81°F
- Feels like:
82°F
Isolated Thunderstorms
- Wind: 4mph NNE
- Pressure: 30"Hg
- Humidity: 51%
- Precip. probability: 32%
- Precipitation: 0.04"
- Visibility: 9mi
8 pm
- 75°F
- Feels like:
75°F
Mostly Cloudy
- Wind: 2mph ENE
- Pressure: 30.03"Hg
- Humidity: 65%
- Precip. probability: 17%
- Precipitation: 0"
- Visibility: 9mi
Sunset: 8:01 pm
10 pm
- 70°F
- Feels like:
70°F
Cloudy
- Wind: 2mph E
- Pressure: 30.06"Hg
- Humidity: 76%
- Precip. probability: 14%
- Precipitation: 0"
- Visibility: 10mi
Tomorrow, on Wednesday, a combination of primarily dull and occasionally sun-filled and thunderstorm-prone weather is forecasted.
With minimal precipitation of 0.04", rainfall is predicted at 2 pm and 6 pm.
The temperature will vary between the lowest temperature of 66.2°F and the highest temperature of 84.2°F. The hottest part of the day will be from 2 pm to 4 pm.
The temperature will be more close to what’s typical for May than the usual maximum in April. Forecast models suggest a low also more comparable to May's typical minimum of 58.1°F than April's usual 49.1°F.
With minimal precipitation of 0.04", rainfall is predicted at 2 pm and 6 pm.
The temperature will vary between the lowest temperature of 66.2°F and the highest temperature of 84.2°F. The hottest part of the day will be from 2 pm to 4 pm.
The temperature will be more close to what’s typical for May than the usual maximum in April. Forecast models suggest a low also more comparable to May's typical minimum of 58.1°F than April's usual 49.1°F.
Updated: Apr 29, 2025 @ 11:07:38 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