Belize
San Pedro weather by month
Historical averages 2016–2025 · not a forecast
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When is the best time to visit San Pedro?
For a warm holiday, the best week has been 24–30 March (Weather Index 97). Favourable start dates for a 7-day trip run from 6 February to 5 May. June to September are warmest (29°C), April is driest and March, April and May have the most sun.
Hurricane season runs from 1 June to 30 November and is most active from mid-August to mid-October. These averages don’t show storm risk, so check the forecast and your travel cover nearer the time.
- Warmest
- June to September 29°C
- Coolest
- January and February 26°C
- Driest
- April 22% rain-day chance
- Wettest
- September 76% rain-day chance
- Sunniest
- March, April and May 12 hours a day
A rain day has 1 mm or more, snow included, so a short shower counts. Monthly averages below give the amounts.
Monthly averages in San Pedro
San Pedro historical monthly estimates, 2016–2025. Temperatures and sunshine are daily averages.
| Month | High (°C) | Low (°C) | Rain-day chance (%) | Expected rain days | Precipitation (mm/month) | Sunshine (hours/day) |
|---|---|---|---|---|---|---|
| January | 26.0 | 24.3 | 51.3 | 15.9 | 87.5 | 9.8 |
| February | 26.2 | 24.8 | 38.9 | 10.9 | 45.0 | 10.7 |
| March | 26.7 | 25.6 | 28.4 | 8.8 | 35.3 | 11.7 |
| April | 27.4 | 26.4 | 21.7 | 6.5 | 31.9 | 11.9 |
| May | 28.3 | 27.2 | 42.6 | 13.2 | 74.9 | 11.7 |
| June | 28.6 | 27.1 | 69.7 | 20.9 | 234.1 | 10.4 |
| July | 28.7 | 27.1 | 64.2 | 19.9 | 127.8 | 11.5 |
| August | 29.0 | 27.2 | 69.0 | 21.4 | 176.4 | 11.2 |
| September | 29.1 | 27.0 | 76.3 | 22.9 | 184.9 | 10.9 |
| October | 28.5 | 26.3 | 73.2 | 22.7 | 251.8 | 10.0 |
| November | 27.3 | 25.4 | 64.7 | 19.4 | 248.1 | 9.8 |
| December | 26.5 | 24.8 | 59.0 | 18.3 | 114.1 | 9.8 |
Each month averages its own days. Precipitation includes snow. About the data
Sources
Open-Meteo · 1 Jan 2016 – 31 Dec 2025
- Open-Meteo Historical Weather API
- Local days, 2016–2025, every year weighted equally. Each weekly chart averages its own seven days, without smoothing.
- Shading shows the 10th–90th percentile of past days, not forecast confidence.
- A rain day has at least 1 mm, snow included. The last weekly period has eight days.
- Wind is the average daytime (10:00–18:00) maximum, not gusts. Daylight is calculated from latitude. Missing readings stay blank.
- Mugginess (dew point) comes from the original daily summaries, on UTC days.
- The live two-week forecast comes from the Open-Meteo Weather Forecast API. The Weather Index does not use it.