Climate averages 1991–2020
Imperatriz weather
in May.
A hot, moderately wet month: the 8th warmest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Imperatriz: daytime highs average 30.2°C and nights cool to about 23.1°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 74 mm of rain on roughly 12 days, which makes May a moderately wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 52 min on an average May day.
The nearest other city in this atlas is Açailândia (64 km away). In May its highs average 29.1°C, 1.1°C cooler than Imperatriz, with 102 mm of rain.
Among the 448 cities listed in Brazil, Imperatriz ranks joint 21st of 448 for the warmest May highs and joint 239th of 448 for the driest May (rainfall, lowest first). The mean May high of those 448 cities is 25.3°C; Imperatriz is 4.8°C warmer than that mean.
From May to June, average highs rise by 1.9°C to 32.0°C, and monthly rainfall falls from 74 mm to 8.2 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
Imperatriz climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.2°C23.0°C | 23.0°C | 207 | 26.1 | 12.412 h |
| February | 29.1°C23.0°C | 23.0°C | 206 | 24.1 | 12.312 h |
| March | 29.1°C23.0°C | 23.0°C | 212 | 26.3 | 12.112 h |
| April | 29.4°C23.1°C | 23.1°C | 150 | 20.7 | 12.012 h |
| May, selected | 30.2°C23.1°C | 23.1°C | 74 | 11.7 | 11.912 h |
| June | 32.0°C23.0°C | 23.0°C | 8.2 | 1.8 | 11.812 h |
| July | 33.2°C23.1°C | 23.1°C | 6.2 | 1.1 | 11.812 h |
| August | 34.3°C23.7°C | 23.7°C | 2.1 | 0.4 | 11.912 h |
| September | 34.5°C24.5°C | 24.5°C | 9.6 | 2.0 | 12.112 h |
| October | 33.5°C24.7°C | 24.7°C | 39 | 6.3 | 12.212 h |
| November | 31.7°C24.2°C | 24.2°C | 100 | 14.2 | 12.412 h |
| December | 30.3°C23.7°C | 23.7°C | 144 | 20.0 | 12.412 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
- Açailândia in MayBrazil · 64 kmHigh 29.1°C · Low 21.9°C · 102 mm rain
- Grajaú in MayBrazil · 153 kmHigh 30.1°C · Low 22.3°C · 64 mm rain
- Marabá in MayBrazil · 182 kmHigh 29.7°C · Low 23.1°C · 121 mm rain
- Araguaína in MayBrazil · 201 kmHigh 30.3°C · Low 22.2°C · 86 mm rain
- Barra do Corda in MayBrazil · 249 kmHigh 30.0°C · Low 22.7°C · 84 mm rain
- Parauapebas in MayBrazil · 273 kmHigh 29.2°C · Low 22.7°C · 102 mm rain
- Balsas in MayBrazil · 275 kmHigh 30.9°C · Low 22.4°C · 40 mm rain
- Paragominas in MayBrazil · 282 kmHigh 29.5°C · Low 22.8°C · 184 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 Imperatriz) is explained once on the Imperatriz year overview and on the Sources, method and limits page.