Weather forecast for tomorrow
Gaithersburg, MD

Weather forecast for tomorrow

Saturday, Jun 21.

Mostly Sunny
5:41 am

8:39 pm
EDT
Mostly Sunny
91°F / 70°F
  • Wind: 6mph SW
  • Humidity: 57%
  • Precip. probability: 6%
  • Precipitation: 0"
  • UV index: 9
On Saturday, June 21, mainly sunny conditions will dominate the day.
The temperature will vary between a maximum of a tropical 91.4°F and a minimum of a delightful 69.8°F.
The maximum heat index, which adjusts the air temperature based on humidity, is computed to be a torrid 100.4°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
The temperature of 91.4°F reflects July's climate better than June's.
Sunrise will be at 5:41 am and sunset at 8:39 pm; tomorrow's daylight will last for 14h and 59min.

Frequently asked questions

What is the weather forecast for Gaithersburg for tomorrow?
Tomorrow, a bright and mostly cloud-free sky is in store.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 91.4°F, while the lowest temperature will be 69.8°F. The maximum heat index, which reflects the perceived temperature due to humidity levels, is appraised at 100.4°F.
The maximum temperature will be uncommonly higher than the average highest temperature of 81.3°F in June. Tomorrow, the lowest temperature will be a few degrees higher than the average low temperature.
When are sunrise and sunset tomorrow?
On Saturday, in Gaithersburg, sunrise will be at 5:41 am and sunset at 8:39 pm (EDT).
How many hours of daylight will Gaithersburg have tomorrow?
Tomorrow, the daylight will last for 14h and 59min.

Hourly weather forecast

12 am
  • 72°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Wind: 1mph WSW
  • Pressure: 30.06"Hg
  • Humidity: 81%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 68°F
  • Feels like:
    70°F
Partly Cloudy
Partly Cloudy
  • Wind: 1mph WSW
  • Pressure: 30.06"Hg
  • Humidity: 91%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 66°F
  • Feels like:
    68°F
Mostly Clear
Mostly Clear
  • Wind: 0mph SSW
  • Pressure: 30.06"Hg
  • Humidity: 97%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:41 am
6 am
  • 64°F
  • Feels like:
    68°F
Sunny
Sunny
  • Wind: 0mph WNW
  • Pressure: 30.09"Hg
  • Humidity: 100%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
8 am
  • 73°F
  • Feels like:
    75°F
Sunny
Sunny
  • Wind: 1mph W
  • Pressure: 30.12"Hg
  • Humidity: 86%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 81°F
  • Feels like:
    84°F
Sunny
Sunny
  • Wind: 2mph WSW
  • Pressure: 30.12"Hg
  • Humidity: 63%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 86°F
  • Feels like:
    90°F
Sunny
Sunny
  • Wind: 4mph SW
  • Pressure: 30.09"Hg
  • Humidity: 49%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 90°F
  • Feels like:
    91°F
Sunny
Sunny
  • Wind: 5mph SW
  • Pressure: 30.09"Hg
  • Humidity: 43%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 90°F
  • Feels like:
    93°F
Sunny
Sunny
  • Wind: 5mph SSW
  • Pressure: 30.06"Hg
  • Humidity: 43%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 88°F
  • Feels like:
    91°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph SSW
  • Pressure: 30.06"Hg
  • Humidity: 43%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 84°F
  • Feels like:
    88°F
Partly Cloudy
Partly Cloudy
  • Wind: 5mph S
  • Pressure: 30.06"Hg
  • Humidity: 52%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:39 pm
10 pm
  • 81°F
  • Feels like:
    82°F
Mostly Clear
Mostly Clear
  • Wind: 5mph S
  • Pressure: 30.06"Hg
  • Humidity: 65%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, on Saturday, a combination of bright and overcast weather is expected.
The temperature will be between the lowest temperature of 64.4°F and the highest temperature of 89.6°F. The hottest part of the day will be from 2 pm to 5 pm.
Tomorrow, the forecast temperature is more consistent with July's average maximum of 86.9°F than June's. The lowest temperature is also more close to July's average minimum of 67.6°F than the usual minimum of 62.8°F in June.
Updated: Jun 20, 2025 @ 07:10:30 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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