Trujillo weather in July

Name: Trujillo
Address: PE

In July, Trujillo has daytime highs averaging 23 °C, nights around 17 °C, with 0.03 wet days, and a sea temperature of 18 °C. Figures are 1991–2020 climate normals.

22.5°C Average high
16.9°C Average low
0.03days Wet days
1mm Rainfall
17.8°C Sea temperature
12h Daylight

Daily temperatures through July

Daily highDaily low Day of month on the horizontal axis. Highs peak at 23.0 °C and lows bottom out at 16.4 °C.

How July develops

Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.

Days	Avg high	Avg low
1–10 July	22.7 °C	17.2 °C
11–20 July	22.5 °C	16.9 °C
21–31 July	22.3 °C	16.7 °C

Chance of a wet day (over 1 mm) by date in July. Wettest date over the 30 years: July 29, at 3 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure	Typical July	Share of the month
Days above 25 °C	1.2 of 31	4 %
Days above 30 °C	0 of 31	0 %
Days below 0 °C	0 of 31	0 %
Days with more than 1 mm rain	0.03 of 31	0 %

Conditions in July

Measure	Average
Mean temperature	19 °C
Record high (1991–2020)	27 °C
Record low (1991–2020)	14 °C
Relative humidity	83 %
Wind speed	12 km/h
Cloud cover	42 %

Where Trujillo ranks in July

Ranking	Position	Value
The driest places in South America in July	26thof 50	0.6 mm

July compared with the months around it

Month	Avg high	Rainfall	Cloud
May	24.3 °C	4 mm	53 %
June	23.2 °C	1 mm	45 %
July	22.5 °C	1 mm	42 %
August	22.2 °C	1 mm	44 %
September	22.4 °C	2 mm	56 %

See all twelve months for Trujillo

July is the 10th warmest month here.
It is the 1st driest month of the year.
It ranks 1st for least cloud cover.
Days last about 12 hours from sunrise to sunset.
It rains on 0.03 of 31 days — 0 % of the month.
Nights are about 5.6 °C cooler than the middle of the day.
The hottest July day on record since 1991 reached 27 °C, 4.7 °C above the usual daytime high.
Beach score: 68 / 100 — see how this is calculated.

Nearby destinations in July

Destination	Avg high	Wet days	Sea
Trujillo	23 °C	0.03	18
Chimbote	20 °C	0	18
Cajamarca	20 °C	6	–
Chiclayo	23 °C	0	18
Huánuco	22 °C	5	–
Piura	28 °C	0	–
Sullana	29 °C	0	–

QuestionsJuly in Trujillo, answered

How warm is Trujillo in July?

Daily highs average 23 °C and nights fall to about 17 °C, a spread of 5.6 °C between afternoon and dawn. That makes July the 10th warmest month of the year here.

Does it rain much in Trujillo in July?

July averages 1 mm of rain, spread over about 0 of the 31 days — 0 % of the month. Cloud cover averages 42 % of the sky.

Is the sea warm enough to swim in July?

The sea averages 18 °C off Trujillo in July. Most people find water below 20 °C bracing and above 25 °C comfortable for a long swim; this figure is a monthly surface average, so a sheltered bay on a still afternoon can be warmer.

How long are the days in July?

Trujillo averages 12 hours between sunrise and sunset in July. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.