Climate averages 1991–2020

Caguas weather
in March.

A hot, moderately wet month: the 9th warmest and the 3rd driest of the year.

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

Average high 28.2°C Daytime mean, March

Average low 21.6°C Night-time mean, March

Rainfall 55 mm 15 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

March is a hot month in Caguas: daytime highs average 28.2°C and nights cool to about 21.6°C. By daytime temperature it is the 9th warmest of the 12 months.

Expect about 55 mm of rain on roughly 15 days, which makes March a moderately wet month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 02 min on an average March day.

The nearest other city in this atlas is Carolina (19 km away). In March its highs average 28.9°C, 0.7°C warmer than Caguas, with 39 mm of rain.

Among the 7 cities listed in Puerto Rico, Caguas ranks 7th of 7 for the warmest March highs and 6th of 7 for the driest March (rainfall, lowest first). The mean March high of those 7 cities is 29.0°C; Caguas is 0.8°C cooler than that mean.

From March to April, average highs rise by 0.7°C to 28.9°C, and monthly rainfall rises from 55 mm to 86 mm.

The annual picture

March 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

Caguas climate table

1991–2020

Monthly climate averages for Caguas, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	27.1°C21.7°C	21.7°C	49	15.7	11.211 h
February	27.5°C21.5°C	21.5°C	39	13.1	11.512 h
March, selected	28.2°C21.6°C	21.6°C	55	14.8	12.012 h
April	28.9°C22.4°C	22.4°C	86	17.7	12.513 h
May	29.3°C23.5°C	23.5°C	141	21.9	13.013 h
June	29.9°C24.4°C	24.4°C	99	20.8	13.213 h
July	30.2°C24.6°C	24.6°C	110	21.7	13.113 h
August	30.3°C24.8°C	24.8°C	127	23.9	12.713 h
September	30.1°C24.6°C	24.6°C	168	25.2	12.312 h
October	29.5°C24.2°C	24.2°C	156	24.9	11.712 h
November	28.4°C23.3°C	23.3°C	124	22.3	11.311 h
December	27.4°C22.4°C	22.4°C	58	16.5	11.111 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

March in nearby cities

Distance from Caguas

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 Caguas) is explained once on the Caguas year overview and on the Sources, method and limits page.