Climate averages 1991–2020

Jaú weather
in April.

A warm, moderately wet month: the 8th warmest and the 5th driest of the year. Meets the pleasant-weather rule

Long-term climate patterns, not a forecast for a particular trip.

Average high 27.5°C Daytime mean, April

Average low 18.5°C Night-time mean, April

Rainfall 58 mm 8 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

April is a warm month in Jaú: daytime highs average 27.5°C and nights cool to about 18.5°C. By daytime temperature it is the 8th warmest of the 12 months.

Expect about 58 mm of rain on roughly 8 days, which makes April a moderately wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 36 min on an average April day.

The nearest other city in this atlas is Bauru (52 km away). In April its highs average 27.4°C, about as warm as Jaú, with 59 mm of rain.

Among the 448 cities listed in Brazil, Jaú ranks joint 197th of 448 for the warmest April highs and joint 47th of 448 for the driest April (rainfall, lowest first). The mean April high of those 448 cities is 27.0°C; Jaú is 0.5°C warmer than that mean.

From April to May, average highs fall by 2.5°C to 24.9°C, and monthly rainfall falls from 58 mm to 56 mm.

The annual picture

April in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages 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

1991–2020

Monthly climate averages for Jaú, 1991–2020
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, selected	27.5°C18.5°C	18.5°C	58	8.0	11.612 h
May	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

April in nearby cities

Distance from Jaú

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 limits

How 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.