Climate averages 1991–2020
Ceará-Mirim weather
in May.
A hot, moderately wet month: the 9th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Ceará-Mirim: daytime highs average 28.9°C and nights cool to about 23.9°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 85 mm of rain on roughly 15 days, which makes May a moderately wet month (the 10th 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 Macaíba (26 km away). In May its highs average 29.3°C, about as warm as Ceará-Mirim, with 148 mm of rain.
Among the 448 cities listed in Brazil, Ceará-Mirim ranks joint 78th of 448 for the warmest May highs and joint 269th of 448 for the driest May (rainfall, lowest first). The mean May high of those 448 cities is 25.3°C; Ceará-Mirim is 3.6°C warmer than that mean.
From May to June, average highs fall by 1.0°C to 27.9°C, and monthly rainfall falls from 85 mm to 75 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
Ceará-Mirim climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.2°C24.4°C | 24.4°C | 51 | 14.5 | 12.412 h |
| February | 30.2°C24.4°C | 24.4°C | 65 | 15.7 | 12.312 h |
| March | 29.9°C24.3°C | 24.3°C | 99 | 20.4 | 12.112 h |
| April | 29.3°C24.2°C | 24.2°C | 113 | 20.2 | 12.012 h |
| May, selected | 28.9°C23.9°C | 23.9°C | 85 | 15.4 | 11.912 h |
| June | 27.9°C23.1°C | 23.1°C | 75 | 14.5 | 11.812 h |
| July | 27.4°C22.4°C | 22.4°C | 61 | 12.1 | 11.812 h |
| August | 28.0°C22.4°C | 22.4°C | 21 | 7.1 | 11.912 h |
| September | 29.0°C23.0°C | 23.0°C | 12 | 4.6 | 12.112 h |
| October | 29.8°C23.7°C | 23.7°C | 10 | 3.5 | 12.212 h |
| November | 30.2°C24.2°C | 24.2°C | 12 | 4.7 | 12.412 h |
| December | 30.3°C24.4°C | 24.4°C | 23 | 9.4 | 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
- Macaíba in MayBrazil · 26 kmHigh 29.3°C · Low 23.9°C · 148 mm rain
- Natal in MayBrazil · 30 kmHigh 28.4°C · Low 24.2°C · 148 mm rain
- Parnamirim in MayBrazil · 36 kmHigh 28.5°C · Low 24.0°C · 104 mm rain
- Santa Rita in MayBrazil · 172 kmHigh 28.8°C · Low 23.9°C · 125 mm rain
- João Pessoa in MayBrazil · 176 kmHigh 28.0°C · Low 23.9°C · 160 mm rain
- Campina Grande in MayBrazil · 184 kmHigh 27.8°C · Low 20.7°C · 46 mm rain
- Mossoró in MayBrazil · 218 kmHigh 32.2°C · Low 23.9°C · 56 mm rain
- Goiana in MayBrazil · 219 kmHigh 28.7°C · Low 23.5°C · 106 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 Ceará-Mirim) is explained once on the Ceará-Mirim year overview and on the Sources, method and limits page.