Guatemala City Barometric Pressure Today

Friday, August 21, 2026

Current Barometric Pressure

0.00 inHg
1018.0 mbar
Normal Pressure
Updated 6 hours ago
Weather Sunny
Temperature 61.4°F
Humidity 84%
Wind 6 mph N

What Normal Pressure Means

  • Weather: Typical weather patterns
  • Health: Average conditions for most people
  • Activities: Good for most activities

14.6349°N, 90.5069°W • Elevation: 1,500 ft

3-Day Barometric Pressure Forecast

Today Aug 21
30.02 inHg
Normal
↑ 30.08 ↓ 29.93
Saturday Aug 22
30.02 inHg
Normal
↑ 30.09 ↓ 29.93
Sunday Aug 23
30.00 inHg
Normal
↑ 30.08 ↓ 29.89

Today's Pressure Trend

Understanding Barometric Pressure Levels

Current reading: 30.06 inHg - Normal Pressure

Very High
30.7 - 32 inHg
High
30.2 - 30.69 inHg
Normal
29.8 - 30.19 inHg
Low
29 - 29.79 inHg
Very Low
28 - 28.99 inHg
Extreme Low
27 - 27.99 inHg
30.06 inHg

Barometric Pressure in Cities Near Guatemala City

Compare pressure readings in cities within 300km radius

San Salvador

SV 174 km away
29.97 inHg
Normal
-0.09 inHg

Barometric Pressure in Guatemala City, GT - Complete Guide

The current barometric pressure in Guatemala City is 30.06 inches of mercury (inHg), equivalent to 1,018 millibars. This normal pressure reading was recorded at 1:54 PM UTC on August 21, 2026, providing you with real-time atmospheric conditions for Guatemala City.

What is Barometric Pressure?

Barometric pressure, also known as atmospheric pressure, is the weight of the air column above us. It's measured in inches of mercury (inHg) or millibars (mb). In Guatemala City, normal pressure typically ranges from 29.80 to 30.20 inHg (1,009 to 1,023 mb). Today's reading of 30.06 inHg indicates normal pressure conditions.

How Barometric Pressure Affects Guatemala City

🌤️ Weather Patterns

Normal pressure suggests typical weather patterns for Guatemala City with moderate conditions and no extreme weather expected.

🏥 Health Impacts

Barometric pressure changes can affect human health. Normal pressure conditions typically have minimal impact on health and well-being. People with migraines, arthritis, or other weather-sensitive conditions often notice these changes.

🎣 Outdoor Activities

Barometric pressure influences fish behavior and outdoor conditions. Normal pressure provides excellent fishing conditions as fish are typically active.

Historical Context for Guatemala City

Guatemala City experiences seasonal pressure variations throughout the year. Winter months typically see more dramatic pressure changes due to storm systems moving through the region. Summer patterns tend to be more stable with less extreme pressure variations. The city's location at 14.6349°N latitude influences these seasonal patterns.

Elevation and Atmospheric Pressure

At Guatemala City's elevation of 1,500 feet above sea level, atmospheric pressure is significantly different than at sea level. For every 1,000 feet of elevation, atmospheric pressure decreases by approximately 1 inHg. All readings displayed are adjusted for local elevation to provide accurate, location-specific data.

Barometric Pressure Measurement

Barometric pressure is measured using a barometer, which can be either mercury-based or digital. The standard measurement is in inches of mercury (inHg), though millibars (mb) are also common. Standard sea level pressure is 29.92 inHg or 1,013.25 mb. Our data for Guatemala City comes from professional weather stations and is updated every 15 minutes for accuracy.

Planning Your Day in Guatemala City

With today's pressure reading of 30.06 inHg, Guatemala City residents can expect typical weather patterns. This makes it good for most activities. For those sensitive to pressure changes, today's conditions suggest average conditions for most people.

Frequently Asked Questions

What is normal barometric pressure in Guatemala City?

Normal barometric pressure in Guatemala City typically ranges between 29.80 and 30.20 inHg (1,009 to 1,023 mb). Current conditions show normal pressure at 30.06 inHg, which is within the normal range.

How often is the pressure data updated?

Barometric pressure data for Guatemala City updates every 15 minutes from professional weather stations. This ensures you always have the most current atmospheric readings for planning your activities and understanding current conditions.

How does pressure affect the weather in Guatemala City?

Barometric pressure is a key indicator of weather changes. Normal pressure (29.80-30.20 inHg) suggests typical weather patterns for Guatemala City with moderate conditions.

Why does barometric pressure change?

Barometric pressure changes due to the movement of air masses, weather systems, and temperature variations. High pressure systems bring sinking air and clear weather, while low pressure systems involve rising air and often bring clouds and precipitation. These systems constantly move across Guatemala City, causing pressure fluctuations.

Can barometric pressure affect my health?

Yes, many people are sensitive to barometric pressure changes. Common effects include headaches, joint pain, sinus pressure, and changes in mood. Those with arthritis, migraines, or other chronic conditions may notice symptoms worsen with rapid pressure changes. Today's stable pressure conditions are less likely to trigger these symptoms.

What's the difference between inHg and millibars?

Both measure atmospheric pressure but use different scales. Inches of mercury (inHg) is commonly used in the United States, while millibars (mb) are used internationally. Today's Guatemala City reading of 30.06 inHg equals 1,018 mb. Standard sea level pressure is 29.92 inHg or 1,013.25 mb.