Weather forecast for 10 daysGuam, USA
Guam, USA - most visited locations
Weather forecast for the weekend
Saturday Oct 24, 2026
- 88°F
- 79°F
PM Showers
- Precip. probability: 32%
- Precipitation: 0.04"
- Wind: 9mphE 92°
- Humidity: 83%
- UV index: 11
- Sunrise: 6:13 am ChST
- Sunset: 5:57 pm ChST
- details ▼
On Saturday, in Hagåtña, light showers are expected to pass through in the afternoon.
Minimal precipitation is forecasted for today. A slight temperature fluctuation is anticipated, ranging from a high of a blazing 87.8°F to a low of a warm 78.8°F.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is appraised at a blisteringly hot 107.6°F. Note that heat index values are valued for light wind and location in the shade. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Today, the expected maximum temperature should be consistent with October's typical high of 84.4°F.
Sunrise will be at 6:13 am and sunset at 5:57 pm; the daylight will last for 11h and 44min.
Minimal precipitation is forecasted for today. A slight temperature fluctuation is anticipated, ranging from a high of a blazing 87.8°F to a low of a warm 78.8°F.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is appraised at a blisteringly hot 107.6°F. Note that heat index values are valued for light wind and location in the shade. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Today, the expected maximum temperature should be consistent with October's typical high of 84.4°F.
Sunrise will be at 6:13 am and sunset at 5:57 pm; the daylight will last for 11h and 44min.
Sunday Oct 25, 2026
- 86°F
- 79°F
AM Showers
- Precip. probability: 43%
- Precipitation: 0.08"
- Wind: 9mphE 87°
- Humidity: 83%
- UV index: 11
- Sunrise: 6:13 am ChST
- Sunset: 5:56 pm ChST
- details ▼
Tomorrow, in Hagåtña, wet conditions with brief showers are expected early in the day.
Minimal precipitation is forecasted. Minor temperature shifts from a high of a hot 86°F to a low of a moderately hot 78.8°F are anticipated.
The maximum heat index, which indicates how humid air affects the felt temperature, is estimated at a fiery hot 102.2°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
October's typical peak of 84.4°F is forecasted to be mirrored in the day’s high.
Sunrise will be at 6:13 am and sunset at 5:56 pm; tomorrow's daylight will last for 11h and 44min.
Minimal precipitation is forecasted. Minor temperature shifts from a high of a hot 86°F to a low of a moderately hot 78.8°F are anticipated.
The maximum heat index, which indicates how humid air affects the felt temperature, is estimated at a fiery hot 102.2°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
October's typical peak of 84.4°F is forecasted to be mirrored in the day’s high.
Sunrise will be at 6:13 am and sunset at 5:56 pm; tomorrow's daylight will last for 11h and 44min.
Long-term weather forecast
- Saturday
- Oct 24, 2026
- 88°F
- 79°F
PM Showers
- Precip. probability: 32%
- Precipitation: 0.04"
- Wind: 9mphE 92°
- Humidity: 83%
- UV index: 11
- Sunrise: 6:13 am ChST
- Sunset: 5:57 pm ChST
- details ▼
- Sunday
- Oct 25, 2026
- 86°F
- 79°F
AM Showers
- Precip. probability: 43%
- Precipitation: 0.08"
- Wind: 9mphE 87°
- Humidity: 83%
- UV index: 11
- Sunrise: 6:13 am ChST
- Sunset: 5:56 pm ChST
- details ▼
- Monday
- Oct 26, 2026
- 86°F
- 79°F
AM Showers
- Precip. probability: 41%
- Precipitation: 0.08"
- Wind: 14mphE 86°
- Humidity: 80%
- UV index: 11
- Sunrise: 6:13 am ChST
- Sunset: 5:56 pm ChST
- details ▼
- Tuesday
- Oct 27, 2026
- 88°F
- 77°F
Partly Cloudy
- Precip. probability: 9%
- Precipitation: 0"
- Wind: 7mphENE 76°
- Humidity: 75%
- UV index: 11
- Sunrise: 6:13 am ChST
- Sunset: 5:56 pm ChST
- details ▼
- Wednesday
- Oct 28, 2026
- 86°F
- 79°F
Partly Cloudy
- Precip. probability: 16%
- Precipitation: 0"
- Wind: 6mphNE 54°
- Humidity: 78%
- UV index: 11
- Sunrise: 6:13 am ChST
- Sunset: 5:55 pm ChST
- details ▼
- Thursday
- Oct 29, 2026
- 86°F
- 79°F
Partly Cloudy
- Precip. probability: 16%
- Precipitation: 0"
- Wind: 12mphNE 51°
- Humidity: 77%
- UV index: 11
- Sunrise: 6:14 am ChST
- Sunset: 5:55 pm ChST
- details ▼
- Friday
- Oct 30, 2026
- 86°F
- 79°F
Partly Cloudy
- Precip. probability: 15%
- Precipitation: 0"
- Wind: 9mphNE 40°
- Humidity: 75%
- UV index: 11
- Sunrise: 6:14 am ChST
- Sunset: 5:54 pm ChST
- details ▼
- Saturday
- Oct 31, 2026
- 86°F
- 79°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 8mphE 97°
- Humidity: 77%
- UV index: 11
- Sunrise: 6:14 am ChST
- Sunset: 5:54 pm ChST
- details ▼
- Sunday
- Nov 1, 2026
- 86°F
- 79°F
Mostly Cloudy
- Precip. probability: 13%
- Precipitation: 0"
- Wind: 7mphNE 51°
- Humidity: 77%
- UV index: 9
- Sunrise: 6:15 am ChST
- Sunset: 5:54 pm ChST
- details ▼
- Monday
- Nov 2, 2026
- 84°F
- 79°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 10mphENE 58°
- Humidity: 79%
- UV index: 11
- Sunrise: 6:15 am ChST
- Sunset: 5:53 pm ChST
- details ▼
During the upcoming ten-day period, a combination of cloudy and showery weather is anticipated.
Rain is anticipated on Saturday through Monday. The days with the most rainfall will be Sunday and Monday, with minimal precipitation of 0.08".
The variation in maximum temperature will be negligible in the upcoming period. Maximum temperatures will fall between 84.2°F and 87.8°F, while fluctuations in the night’s lowest temperature will be also minimal, as the lowest temperatures will remain in the range of 77°F to 78.8°F.
Saturday and Tuesday, with the highest temperature of 87.8°F, will be the hottest days; expect the coldest day on next Monday with a high of 84.2°F.
Taking the humidity into consideration, the maximum feel-like temperature may increase vastly and range between a fiery hot 95°F and a blistering 107.6°F.
Rain is anticipated on Saturday through Monday. The days with the most rainfall will be Sunday and Monday, with minimal precipitation of 0.08".
The variation in maximum temperature will be negligible in the upcoming period. Maximum temperatures will fall between 84.2°F and 87.8°F, while fluctuations in the night’s lowest temperature will be also minimal, as the lowest temperatures will remain in the range of 77°F to 78.8°F.
Saturday and Tuesday, with the highest temperature of 87.8°F, will be the hottest days; expect the coldest day on next Monday with a high of 84.2°F.
Taking the humidity into consideration, the maximum feel-like temperature may increase vastly and range between a fiery hot 95°F and a blistering 107.6°F.
Updated: Oct 23, 2026 @ 17:35:17 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Saturday, in Hagåtña, expect brief rain showers to develop during the afternoon.
Today, there is a low chance of minimal precipitation in Hagåtña.
Today, the maximum temperature will be 87.8°F, while the minimum temperature will be 78.8°F. The maximum heat index, which factors the actual air temperature with the relative humidity, is evaluated at 107.6°F.
Today, the highest temperature will be in line with the average maximum temperature in October. Today, the lowest temperature will be a few degrees lower than the average low temperature.
Today, the highest temperature will be in line with the average maximum temperature in October. Today, the lowest temperature will be a few degrees lower than the average low temperature.
On Saturday, in Hagåtña, sunrise will be at 6:13 am and sunset at 5:57 pm (ChST).
In Hagåtña, the length of the day today will be 11h and 44min.
Tomorrow, occasional showers are expected in the morning.
Tomorrow, there is a low chance of minimal precipitation in Hagåtña.
Tomorrow, the highest temperature will be 86°F, while the lowest temperature will be 78.8°F. The maximum heat index, which modifies the air temperature to account for humidity, is evaluated at 102.2°F.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. Tomorrow, the lowest temperature will be a few degrees lower than the average low temperature.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. Tomorrow, the lowest temperature will be a few degrees lower than the average low temperature.
On Sunday, in Hagåtña, sunrise will be at 6:13 am and sunset at 5:56 pm (ChST).
In Hagåtña, the length of the day tomorrow will be 11h and 44min.





