Guyana (Georgetown)
September
Weather in Guyana for September 2025
Your guide to Guyana weather in September - trends and predictions
In general, the average temperature in Guyana at the beginning of September is 33.7 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 34.9 °C by the end of September.
Guyana experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 103.4 mm.
Is September a good time to visit Guyana? check out the best time to travel to Guyana page.
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Temperatures
Rain 🌧️
More
8
Dry days
22
Rainy days
0
Snow days
35°/23°
Temperatures
12 km/h
Avg max wind
76 %
Avg humidity
Guyana in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  33° | 2  30° | 3  32° | 4  36° | 5 34° | 6  35° | 7 36° |
| 8 34° | 9 36° | 10 34° | 11 35° | 12 36° | 13  36° | 14  36° |
| 15 36° | 16 35° | 17 36° | 18 35° | 19 36° | 20  35° | 21 36° |
| 22 34° | 23 35° | 24 35° | 25 35° | 26 34° | 27 35° | 28 35° |
| 29 35° | 30 35° |
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Temperatures trend during September in Guyana
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. | Light rain shower | 33° /22° | 3.9 mm | 8 | |
| 2 Sept. | Moderate or heavy rain shower | 30° /22° | 10.6 mm | 7 | |
| 3 Sept. | Thundery outbreaks possible | 32° /23° | 9.2 mm | 7 | |
| 4 Sept. | Cloudy | 36° /23° | 0.2 mm | 8 | |
| 5 Sept. | Cloudy | 34° /23° | 2.2 mm | 8 | |
| 6 Sept. | Mist | 35° /23° | 4.7 mm | 8 | |
| 7 Sept. | Mist | 36° /23° | 4.4 mm | 8 | |
| 8 Sept. | Moderate or heavy rain shower | 34° /23° | 6.7 mm | 8 | |
| 9 Sept. | Light rain shower | 36° /24° | 0.8 mm | 8 | |
| 10 Sept. | Thundery outbreaks possible | 34° /24° | 3.8 mm | 8 | |
| 11 Sept. | Fog | 35° /23° | 3 mm | 8 | |
| 12 Sept. | Fog | 36° /23° | 1.8 mm | 8 | |
| 13 Sept. | Overcast | 36° /24° | 0 mm | 8 | |
| 14 Sept. | Partly cloudy | 36° /23° | 2.5 mm | 8 | |
| 15 Sept. | Cloudy | 36° /23° | 0 mm | 8 | |
| 16 Sept. | Patchy rain possible | 35° /23° | 0.1 mm | 8 | |
| 17 Sept. | Light rain shower | 36° /24° | 1.4 mm | 8 | |
| 18 Sept. | Overcast | 35° /24° | 0 mm | 8 | |
| 19 Sept. | Light rain shower | 36° /23° | 4.3 mm | 8 | |
| 20 Sept. | Patchy light drizzle | 35° /23° | 0.3 mm | 8 | |
| 21 Sept. | Light rain shower | 36° /23° | 3.8 mm | 8 | |
| 22 Sept. | Light rain shower | 34° /23° | 5.7 mm | 8 | |
| 23 Sept. | Light rain shower | 35° /23° | 5.3 mm | 8 | |
| 24 Sept. | Light rain shower | 35° /23° | 3.9 mm | 8 | |
| 25 Sept. | Light rain shower | 35° /23° | 0.8 mm | 8 | |
| 26 Sept. | Light rain shower | 34° /23° | 4 mm | 8 | |
| 27 Sept. | Patchy rain possible | 35° /23° | 1 mm | 8 | |
| 28 Sept. | Patchy rain possible | 35° /24° | 3.7 mm | 8 | |
| 29 Sept. | Patchy rain possible | 35° /23° | 5.5 mm | 8 | |
| 30 Sept. | Cloudy | 35° /23° | 9.7 mm | 8 | |
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Important Notice
Our weather forecast for Guyana 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 Guyana forecast closer to your planned date for the most up-to-date weather information.
Guyana in September - FAQ
What are the expected maximum and minimum temperatures in Guyana during September?
With daytime temperatures soaring above 35° and not dropping much below 23° at night, September in Guyana is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Guyana during September?
Significant rainfall exceeding 103.4 mm is expected in Guyana during September, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Guyana during September?
The average wind speed in Guyana during September is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Guyana in September?
As you prepare for your trip to Guyana 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 Guyana, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
- Insect Repellent: For destinations with mosquitos or other insects
September rainfall patterns in Guyana
Explore the daily rainfall trends and prepare for Guyanas September weather 💧
UV exposure in Guyana during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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