Belmopan weather in September
In September, Belmopan sees average daytime highs of 32°C and overnight lows near 24°C, with 150 mm of rain across 24.9 wet days and about 12.1 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.
Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 15% of the time in September, and the air most often feels miserable.
Daylight stretches from about 12 h 18 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Belmopan's 11th-clearest and 11th-windiest month. For the whole year in context, see Belmopan's year-round climate.
- Daytime high
- 32°
- 4th warmest
- Overnight low
- 24°
- 8th coldest
- Rainfall
- 150 mm
- 24.9 wet days
- Daylight
- 12 h 06 min
- 5:46 AM – 5:52 PM
- Cloud cover
- 73%
- 11th clearest
- Wind
- 7 km/h
- 11th windiest
- Solar energy
- 4.87 kWh/m²
- Travel score
- 2.7
- out of 10
Belmopan is capital of Belize.
- Founded
- 1970
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in September
Day-to-day highs hold fairly steady near 32°C through the month.
A typical September day in Belmopan reaches about 32°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°C. Set against its neighbours, September runs on par with August and about 2°C warmer than October.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 |
| Avg low (°C) | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 32 | 24 |
| 2 | 32 | 24 |
| 3 | 32 | 24 |
| 4 | 32 | 24 |
| 5 | 32 | 24 |
| 6 | 32 | 24 |
| 7 | 32 | 24 |
| 8 | 32 | 24 |
| 9 | 32 | 24 |
| 10 | 32 | 24 |
| 11 | 32 | 24 |
| 12 | 32 | 24 |
| 13 | 32 | 24 |
| 14 | 32 | 24 |
| 15 | 32 | 24 |
| 16 | 32 | 24 |
| 17 | 32 | 24 |
| 18 | 32 | 24 |
| 19 | 32 | 24 |
| 20 | 32 | 24 |
| 21 | 31 | 24 |
| 22 | 31 | 23 |
| 23 | 31 | 23 |
| 24 | 31 | 23 |
| 25 | 31 | 23 |
| 26 | 31 | 23 |
| 27 | 31 | 23 |
| 28 | 31 | 23 |
| 29 | 31 | 23 |
| 30 | 31 | 23 |
How September really feels in Belmopan
Once humidity and wind are folded in, September averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Belmopan weather by month
How September compares with the rest of the year at a glance. September is the 4th-warmest and 3rd-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 27° / 19° | 68 | 14.6 | 11.1 | 5.9 |
| Feb | 29° / 20° | 37 | 10.6 | 11.4 | 5.8 |
| Mar | 30° / 21° | 38 | 9.5 | 11.9 | 5.1 |
| Apr | 32° / 23° | 39 | 8.4 | 12.4 | 4.2 |
| May | 33° / 24° | 95 | 16.1 | 12.8 | 3.2 |
| Jun | 31° / 24° | 162 | 24.9 | 13 | 2.7 |
| Jul | 31° / 24° | 126 | 24 | 12.9 | 3.0 |
| Aug | 32° / 24° | 126 | 23.8 | 12.6 | 2.9 |
| Sep | 32° / 24° | 150 | 24.9 | 12.1 | 2.7 |
| Oct | 30° / 23° | 169 | 22.1 | 11.6 | 3.5 |
| Nov | 28° / 21° | 121 | 17.1 | 11.2 | 5.0 |
| Dec | 27° / 20° | 76 | 16.2 | 11 | 5.6 |
Cloud cover in September
The sky is clear or mostly clear about 15% of the time in September.
Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 69%. Skies tend to cloud over as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 38 | 38 | 36 | 35 | 35 | 35 | 33 | 32 | 32 | 32 | 32 | 31 | 31 | 31 | 30 | 30 | 30 | 29 | 29 | 29 | 28 | 28 | 28 | 27 | 26 | 26 | 25 | 25 | 25 | 25 |
| Cloudier (%) | 62 | 62 | 64 | 65 | 65 | 65 | 67 | 68 | 68 | 68 | 68 | 69 | 69 | 69 | 70 | 70 | 70 | 71 | 71 | 71 | 72 | 72 | 72 | 73 | 74 | 74 | 75 | 75 | 75 | 75 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 38 | 62 |
| 2 | 38 | 62 |
| 3 | 36 | 64 |
| 4 | 35 | 65 |
| 5 | 35 | 65 |
| 6 | 35 | 65 |
| 7 | 33 | 67 |
| 8 | 32 | 68 |
| 9 | 32 | 68 |
| 10 | 32 | 68 |
| 11 | 32 | 68 |
| 12 | 31 | 69 |
| 13 | 31 | 69 |
| 14 | 31 | 69 |
| 15 | 30 | 70 |
| 16 | 30 | 70 |
| 17 | 30 | 70 |
| 18 | 29 | 71 |
| 19 | 29 | 71 |
| 20 | 29 | 71 |
| 21 | 28 | 72 |
| 22 | 28 | 72 |
| 23 | 28 | 72 |
| 24 | 27 | 73 |
| 25 | 26 | 74 |
| 26 | 26 | 74 |
| 27 | 25 | 75 |
| 28 | 25 | 75 |
| 29 | 25 | 75 |
| 30 | 25 | 75 |
Chance of precipitation in September
Belmopan gets around 150 mm of rain over 24.9 wet days in September. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 82% and peaks near 85% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 77 | 78 | 78 | 79 | 79 | 80 | 80 | 81 | 81 | 81 | 82 | 82 | 83 | 83 | 83 | 83 | 84 | 84 | 84 | 84 | 84 | 85 | 85 | 85 | 85 | 85 | 84 | 84 | 84 | 83 |
| Rain chance (%) | |
|---|---|
| 1 | 77 |
| 2 | 78 |
| 3 | 78 |
| 4 | 79 |
| 5 | 79 |
| 6 | 80 |
| 7 | 80 |
| 8 | 81 |
| 9 | 81 |
| 10 | 81 |
| 11 | 82 |
| 12 | 82 |
| 13 | 83 |
| 14 | 83 |
| 15 | 83 |
| 16 | 83 |
| 17 | 84 |
| 18 | 84 |
| 19 | 84 |
| 20 | 84 |
| 21 | 84 |
| 22 | 85 |
| 23 | 85 |
| 24 | 85 |
| 25 | 85 |
| 26 | 85 |
| 27 | 84 |
| 28 | 84 |
| 29 | 84 |
| 30 | 83 |
Humidity in September
Most of September feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, September lands in the miserable band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Muggy (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 |
| Oppressive (%) | 47 | 47 | 47 | 46 | 46 | 46 | 46 | 46 | 46 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 49 | 49 | 49 | 50 | 50 | 51 |
| Miserable (%) | 53 | 53 | 53 | 54 | 54 | 54 | 54 | 54 | 54 | 53 | 53 | 53 | 53 | 53 | 53 | 53 | 53 | 52 | 52 | 52 | 52 | 52 | 51 | 51 | 50 | 50 | 49 | 49 | 48 | 47 |
| Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|
| 1 | 0 | 47 | 53 |
| 2 | 0 | 47 | 53 |
| 3 | 0 | 47 | 53 |
| 4 | 0 | 46 | 54 |
| 5 | 0 | 46 | 54 |
| 6 | 0 | 46 | 54 |
| 7 | 0 | 46 | 54 |
| 8 | 0 | 46 | 54 |
| 9 | 0 | 46 | 54 |
| 10 | 0 | 47 | 53 |
| 11 | 0 | 47 | 53 |
| 12 | 0 | 47 | 53 |
| 13 | 0 | 47 | 53 |
| 14 | 0 | 47 | 53 |
| 15 | 0 | 47 | 53 |
| 16 | 0 | 47 | 53 |
| 17 | 0 | 47 | 53 |
| 18 | 0 | 48 | 52 |
| 19 | 0 | 48 | 52 |
| 20 | 0 | 48 | 52 |
| 21 | 0 | 48 | 52 |
| 22 | 0 | 48 | 52 |
| 23 | 1 | 48 | 51 |
| 24 | 1 | 48 | 51 |
| 25 | 1 | 49 | 50 |
| 26 | 1 | 49 | 50 |
| 27 | 1 | 49 | 49 |
| 28 | 2 | 50 | 49 |
| 29 | 2 | 50 | 48 |
| 30 | 2 | 51 | 47 |
Wind in September
Winds average 7 km/h in September.
Across September, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 8 | calm |
| 5 | 8 | calm |
| 6 | 8 | calm |
| 7 | 8 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | calm |
| 29 | 7 | calm |
| 30 | 7 | calm |
Sunrise & sunset in September
Daylight runs from about 12 h 18 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 24 minutes over September. Sunrise moves from 5:45 AM to 5:48 AM, and sunset from 6:05 PM to 5:40 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 |
| Sunrise (AM) | 5:45 | 5:45 | 5:45 | 5:45 | 5:45 | 5:45 | 5:45 | 5:45 | 5:46 | 5:46 | 5:46 | 5:46 | 5:46 | 5:46 | 5:46 | 5:46 | 5:47 | 5:47 | 5:47 | 5:47 | 5:47 | 5:47 | 5:47 | 5:48 | 5:48 | 5:48 | 5:48 | 5:48 | 5:48 | 5:48 |
| Sunset (PM) | 6:05 | 6:04 | 6:03 | 6:03 | 6:02 | 6:01 | 6:00 | 5:59 | 5:58 | 5:57 | 5:57 | 5:56 | 5:55 | 5:54 | 5:53 | 5:52 | 5:51 | 5:51 | 5:50 | 5:49 | 5:48 | 5:47 | 5:46 | 5:45 | 5:44 | 5:44 | 5:43 | 5:42 | 5:41 | 5:40 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.3 | 5:45 | 6:05 |
| 2 | 12.3 | 5:45 | 6:04 |
| 3 | 12.3 | 5:45 | 6:03 |
| 4 | 12.3 | 5:45 | 6:03 |
| 5 | 12.3 | 5:45 | 6:02 |
| 6 | 12.3 | 5:45 | 6:01 |
| 7 | 12.2 | 5:45 | 6:00 |
| 8 | 12.2 | 5:45 | 5:59 |
| 9 | 12.2 | 5:46 | 5:58 |
| 10 | 12.2 | 5:46 | 5:57 |
| 11 | 12.2 | 5:46 | 5:57 |
| 12 | 12.2 | 5:46 | 5:56 |
| 13 | 12.1 | 5:46 | 5:55 |
| 14 | 12.1 | 5:46 | 5:54 |
| 15 | 12.1 | 5:46 | 5:53 |
| 16 | 12.1 | 5:46 | 5:52 |
| 17 | 12.1 | 5:47 | 5:51 |
| 18 | 12.1 | 5:47 | 5:51 |
| 19 | 12.0 | 5:47 | 5:50 |
| 20 | 12.0 | 5:47 | 5:49 |
| 21 | 12.0 | 5:47 | 5:48 |
| 22 | 12.0 | 5:47 | 5:47 |
| 23 | 12.0 | 5:47 | 5:46 |
| 24 | 12.0 | 5:48 | 5:45 |
| 25 | 11.9 | 5:48 | 5:44 |
| 26 | 11.9 | 5:48 | 5:44 |
| 27 | 11.9 | 5:48 | 5:43 |
| 28 | 11.9 | 5:48 | 5:42 |
| 29 | 11.9 | 5:48 | 5:41 |
| 30 | 11.9 | 5:48 | 5:40 |
Solar energy in September
Average shortwave solar energy reaching the ground each day in September, about 4.87 kWh/m².
For context, solar energy here swings from a low near 3.58 kWh/m² to a high of 5.98 kWh/m² in April across the year — September's 4.87 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.7 | 4.7 | 4.7 | 4.6 | 4.6 | 4.5 | 4.5 | 4.5 | 4.5 | 4.4 | 4.4 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.3 | Bright |
| 2 | 5.3 | Bright |
| 3 | 5.3 | Bright |
| 4 | 5.2 | Bright |
| 5 | 5.2 | Bright |
| 6 | 5.2 | Bright |
| 7 | 5.2 | Bright |
| 8 | 5.1 | Bright |
| 9 | 5.1 | Bright |
| 10 | 5.1 | Bright |
| 11 | 5.0 | Bright |
| 12 | 5.0 | Bright |
| 13 | 5.0 | Bright |
| 14 | 5.0 | Bright |
| 15 | 4.9 | Bright |
| 16 | 4.9 | Bright |
| 17 | 4.8 | Bright |
| 18 | 4.8 | Bright |
| 19 | 4.8 | Bright |
| 20 | 4.7 | Bright |
| 21 | 4.7 | Bright |
| 22 | 4.7 | Bright |
| 23 | 4.6 | Bright |
| 24 | 4.6 | Bright |
| 25 | 4.5 | Bright |
| 26 | 4.5 | Bright |
| 27 | 4.5 | Bright |
| 28 | 4.5 | Bright |
| 29 | 4.4 | Bright |
| 30 | 4.4 | Bright |
Hazard calendar for Belmopan
In September, Belmopan sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.
Belmopan sits in the Atlantic hurricane belt; the season peaks August–October.
Is September a good time to visit Belmopan?
Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
September is a weaker month for outdoor sightseeing in Belmopan.
What to pack for Belmopan in September
From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In September, Belmopan sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.
Sea temperature near Belmopan in September
The nearest coast averages about 30°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 69 km away) is warmest in September at about 30°C and coldest in January near 27°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 27 | 27 | 27 | 28 | 29 | 29 | 29 | 29 | 30 | 29 | 28 | 27 |
| Comfort | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 27 | Warm |
| Mar | 27 | Warm |
| Apr | 28 | Warm |
| May | 29 | Tropical |
| Jun | 29 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 30 | Tropical |
| Oct | 29 | Tropical |
| Nov | 28 | Tropical |
| Dec | 27 | Warm |
UV index in Belmopan in September
Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Belmopan peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 8 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 9 | 12 | 13 | 13 | 11 | 12 | 12 | 12 | 12 | 11 | 8 | 8 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 8 | Very high |
| Dec | 8 | Very high |
Air quality in Belmopan in September
Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.
Air quality in Belmopan is worst in July — around 30 µg/m³ PM2.5 (moderate), about 5.4× the cleanest month (December, 6 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 6 | 8 | 10 | 22 | 28 | 29 | 30 | 20 | 14 | 10 | 6 | 6 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 6 | Good |
| Feb | 8 | Good |
| Mar | 10 | Good |
| Apr | 22 | Moderate |
| May | 28 | Moderate |
| Jun | 29 | Moderate |
| Jul | 30 | Moderate |
| Aug | 20 | Moderate |
| Sep | 14 | Moderate |
| Oct | 10 | Good |
| Nov | 6 | Good |
| Dec | 6 | Good |
Where is Belmopan?
Belmopan sits at 17.3°N, 88.8°W, 56 m above sea level, in Belize. The nearest listed city is San Ignacio, 34 km away.
Topography around Belmopan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Belmopan.
Within 3 km, the terrain around Belmopan has only modest variations in elevation — a maximum elevation change of 124 m around an average of 62 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 314 m; within 80 km, large variations in elevation — a maximum elevation change of 1,012 m.
The land around Belmopan is covered by trees (56%) and grassland (24%) within 3 km, trees (71%) within 16 km, and trees (67%) within 80 km.
Belize travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B / G
- 110 / 220 V · 60 Hz
- Prices
- ≈ 53% of US
- price level, 2025
- GDP per capita
- $7,865
- 2025
- Happiness
- 6.7 / 10
- World Happiness, 2025
- Homicide rate
- 28.1
- per 100k, 2022
- Road deaths
- 22.6
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Belmopan (17.2538°, -88.764°, elevation 56 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).