Climate averages 1991–2020
Jaú weather
in May.
A warm, moderately wet month: the 10th warmest and the 4th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
May is a warm month in Jaú: daytime highs average 24.9°C and nights cool to about 15.6°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 56 mm of rain on roughly 6 days, which makes May a moderately wet month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 04 min on an average May day.
The nearest other city in this atlas is Bauru (52 km away). In May its highs average 24.8°C, about as warm as Jaú, with 57 mm of rain.
Among the 448 cities listed in Brazil, Jaú ranks joint 241st of 448 for the warmest May highs and joint 151st of 448 for the driest May (rainfall, lowest first). The mean May high of those 448 cities is 25.3°C; Jaú is 0.4°C cooler than that mean.
From May to June, average highs fall by 0.5°C to 24.4°C, and monthly rainfall falls from 56 mm to 37 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
Jaú climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.7°C20.9°C | 20.9°C | 247 | 22.0 | 13.313 h |
| February | 29.0°C20.9°C | 20.9°C | 182 | 19.2 | 12.913 h |
| March | 28.3°C20.2°C | 20.2°C | 139 | 17.3 | 12.212 h |
| April | 27.5°C18.5°C | 18.5°C | 58 | 8.0 | 11.612 h |
| May, selected | 24.9°C15.6°C | 15.6°C | 56 | 6.2 | 11.111 h |
| June | 24.4°C14.3°C | 14.3°C | 37 | 4.1 | 10.811 h |
| July | 24.8°C13.9°C | 13.9°C | 27 | 3.5 | 10.911 h |
| August | 27.0°C15.0°C | 15.0°C | 29 | 3.6 | 11.311 h |
| September | 28.8°C17.1°C | 17.1°C | 64 | 7.4 | 11.912 h |
| October | 29.4°C18.8°C | 18.8°C | 110 | 12.6 | 12.613 h |
| November | 28.7°C19.3°C | 19.3°C | 156 | 15.5 | 13.213 h |
| December | 29.0°C20.5°C | 20.5°C | 191 | 20.2 | 13.513 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
- Bauru in MayBrazil · 52 kmHigh 24.8°C · Low 15.5°C · 57 mm rain
- Botucatu in MayBrazil · 67 kmHigh 22.3°C · Low 13.3°C · 67 mm rain
- Araraquara in MayBrazil · 68 kmHigh 24.5°C · Low 15.1°C · 56 mm rain
- São Carlos in MayBrazil · 75 kmHigh 23.4°C · Low 13.9°C · 54 mm rain
- Matão in MayBrazil · 80 kmHigh 25.3°C · Low 15.8°C · 52 mm rain
- Avaré in MayBrazil · 97 kmHigh 22.6°C · Low 14.3°C · 60 mm rain
- Rio Claro in MayBrazil · 103 kmHigh 24.2°C · Low 14.2°C · 57 mm rain
- Piracicaba in MayBrazil · 105 kmHigh 24.6°C · Low 14.7°C · 52 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 Jaú) is explained once on the Jaú year overview and on the Sources, method and limits page.