Climate averages 1991–2020
Chapadinha weather
in May.
A hot, wet month: the 10th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Chapadinha: daytime highs average 29.9°C and nights cool to about 23.0°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 175 mm of rain on roughly 19 days, which makes May a wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 57 min on an average May day.
The nearest other city in this atlas is Codó (98 km away). In May its highs average 30.0°C, about as warm as Chapadinha, with 121 mm of rain.
Among the 448 cities listed in Brazil, Chapadinha ranks joint 33rd of 448 for the warmest May highs and 413th of 448 for the driest May (rainfall, lowest first). The mean May high of those 448 cities is 25.3°C; Chapadinha is 4.6°C warmer than that mean.
From May to June, average highs rise by 0.7°C to 30.6°C, and monthly rainfall falls from 175 mm to 42 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Chapadinha climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 31.0°C23.5°C | 23.5°C | 198 | 21.4 | 12.312 h |
| February | 30.0°C23.1°C | 23.1°C | 253 | 23.0 | 12.212 h |
| March | 29.7°C22.9°C | 22.9°C | 300 | 27.5 | 12.112 h |
| April | 29.5°C22.9°C | 22.9°C | 312 | 26.1 | 12.012 h |
| May, selected | 29.9°C23.0°C | 23.0°C | 175 | 18.8 | 11.912 h |
| June | 30.6°C22.9°C | 22.9°C | 42 | 8.2 | 11.912 h |
| July | 31.8°C23.0°C | 23.0°C | 23 | 3.9 | 11.912 h |
| August | 33.6°C23.6°C | 23.6°C | 3.8 | 0.7 | 12.012 h |
| September | 34.9°C24.2°C | 24.2°C | 3.5 | 0.7 | 12.112 h |
| October | 35.5°C24.6°C | 24.6°C | 12 | 1.4 | 12.212 h |
| November | 34.9°C24.9°C | 24.9°C | 29 | 4.0 | 12.312 h |
| December | 33.8°C24.7°C | 24.7°C | 63 | 9.3 | 12.312 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Codó in MayBrazil · 98 kmHigh 30.0°C · Low 23.1°C · 121 mm rain
- Caxias in MayBrazil · 124 kmHigh 30.5°C · Low 23.0°C · 128 mm rain
- São José de Ribamar in MayBrazil · 153 kmHigh 28.6°C · Low 25.0°C · 292 mm rain
- Teresina in MayBrazil · 162 kmHigh 30.9°C · Low 23.1°C · 124 mm rain
- Bacabal in MayBrazil · 167 kmHigh 30.0°C · Low 23.5°C · 130 mm rain
- São Luís in MayBrazil · 171 kmHigh 28.8°C · Low 24.6°C · 286 mm rain
- Parnaíba in MayBrazil · 199 kmHigh 30.0°C · Low 24.9°C · 148 mm rain
- Santa Inês in MayBrazil · 224 kmHigh 29.8°C · Low 23.5°C · 163 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Chapadinha) is explained once on the Chapadinha year overview and on the Sources, method and limits page.