Guatemala (Guatemala City)
September
Weather in Guatemala for September 2025
Your guide to Guatemala weather in September - trends and predictions
In general, the average temperature in Guatemala at the beginning of September is 23.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 21.9 °C by the end of September.
Guatemala experiences an exceptionally high level of rainfall in September, with more than 24 rainy days on average.
Is September a good time to visit Guatemala? check out the best time to travel to Guatemala page.
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4
Dry days
26
Rainy days
0
Snow days
24°/14°
Temperatures
6 km/h
Avg max wind
87 %
Avg humidity
Guatemala in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2  24° | 3  24° | 4 23° | 5 23° | 6 23° | 7 23° |
| 8 24° | 9 24° | 10 23° | 11  24° | 12 25° | 13 24° | 14 25° |
| 15 24° | 16  24° | 17 24° | 18 24° | 19 24° | 20 24° | 21 23° |
| 22 23° | 23 23° | 24 23° | 25 22° | 26 23° | 27 21° | 28 21° |
| 29 20° | 30 23° |
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Temperatures trend during September in Guatemala
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Patchy light rain with thunder | 24° /15° | 12.3 mm | 6 | |
| 2 Sept. | Torrential rain shower | 24° /15° | 25.8 mm | 5 | |
| 3 Sept. | Moderate or heavy rain shower | 24° /14° | 22.1 mm | 5 | |
| 4 Sept. | Moderate or heavy rain shower | 23° /15° | 20 mm | 5 | |
| 5 Sept. | Patchy light rain with thunder | 23° /15° | 21.4 mm | 5 | |
| 6 Sept. | Patchy light rain with thunder | 23° /15° | 21.8 mm | 5 | |
| 7 Sept. | Patchy light rain with thunder | 23° /16° | 13.6 mm | 6 | |
| 8 Sept. | Patchy light rain with thunder | 24° /14° | 10.6 mm | 6 | |
| 9 Sept. | Moderate or heavy rain shower | 24° /15° | 17.5 mm | 5 | |
| 10 Sept. | Moderate or heavy rain shower | 23° /15° | 22.9 mm | 5 | |
| 11 Sept. | Fog | 24° /14° | 8.2 mm | 5 | |
| 12 Sept. | Fog | 25° /14° | 7.2 mm | 6 | |
| 13 Sept. | Moderate or heavy rain shower | 24° /15° | 14.6 mm | 5 | |
| 14 Sept. | Fog | 25° /15° | 2 mm | 6 | |
| 15 Sept. | Fog | 24° /15° | 8 mm | 5 | |
| 16 Sept. | Patchy rain possible | 24° /15° | 11.5 mm | 6 | |
| 17 Sept. | Patchy rain possible | 24° /15° | 7.5 mm | 6 | |
| 18 Sept. | Patchy rain possible | 24° /14° | 14.3 mm | 5 | |
| 19 Sept. | Patchy rain possible | 24° /14° | 5.7 mm | 5 | |
| 20 Sept. | Patchy rain possible | 24° /14° | 4.8 mm | 5 | |
| 21 Sept. | Patchy light rain with thunder | 23° /14° | 11.5 mm | 5 | |
| 22 Sept. | Fog | 23° /15° | 6.6 mm | 6 | |
| 23 Sept. | Patchy light rain with thunder | 23° /15° | 7.7 mm | 5 | |
| 24 Sept. | Patchy light rain with thunder | 23° /15° | 9.5 mm | 6 | |
| 25 Sept. | Moderate or heavy rain shower | 22° /15° | 15.1 mm | 5 | |
| 26 Sept. | Fog | 23° /14° | 4.6 mm | 5 | |
| 27 Sept. | Light rain shower | 21° /15° | 7.6 mm | 5 | |
| 28 Sept. | Light rain shower | 21° /15° | 11 mm | 5 | |
| 29 Sept. | Light rain shower | 20° /15° | 18 mm | 4 | |
| 30 Sept. | Patchy light rain with thunder | 23° /16° | 17.9 mm | 5 | |
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Important Notice
Our weather forecast for Guatemala in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Guatemala forecast closer to your planned date for the most up-to-date weather information.
Guatemala in September - FAQ
What are the expected maximum and minimum temperatures in Guatemala during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Guatemala during September?
Significant rainfall exceeding 389.3 mm is expected in Guatemala during September, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Guatemala during September?
The average wind speed in Guatemala during September is 6 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Guatemala in September?
As you prepare for your trip to Guatemala in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Guatemala, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
September rainfall patterns in Guatemala
Explore the daily rainfall trends and prepare for Guatemalas September weather 💧
UV exposure in Guatemala during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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