How warm is it in Rome in July?

Daytime highs averaged 33.7 °C, night-time lows 21.5 °C. The highest value of the past 10 years was 40.1 °C (18 Jul 2023), the lowest 15.6 °C (10 Jul 2025).

How often does it rain in Rome in July?

On average there were 3.0 rain days (at least 1 mm) with 18.7 mm of precipitation in total.

🇮🇹 Weather in Rome in July

This is what the weather in Rome (Lazio, Italy) was like in July in 2017–2026.

Key facts at a glance

Prevailing weather: Sunny

Avg. daytime high

33.7 °C

32.1 °C – 35.8 °C

Avg. night-time low

21.5 °C

20.4 °C – 23.1 °C

Avg. rain days in period

3.0

10 % of days · ≥ 1.0 mm

Avg. precipitation in period

18.7 mm

8.2 mm – 48.1 mm

Avg. sunshine per day

n/a

Sunshine duration is not available from this data source.

Avg. sea temperature

–

No sea nearby – no sea temperature.

Extremes: Highest temperature 40.1 °C (18 Jul 2023) · Lowest temperature 15.6 °C (10 Jul 2025) · Avg. daily peak wind 21 km/h

Weather mix of all days

256Sunny
18Partly cloudy
5Cloudy
18Light rain
12Rain

Summary

On average 33.7 °C during the day and 21.5 °C at night.
On average 3.0 rain days (Rain day = at least 1.0 mm of precipitation) with 18.7 mm of precipitation in total.
Prevailing: Sunny.
Warmest year: 2022 (avg. 35.8 °C), coolest: 2021 (avg. 32.1 °C).
Wettest year: 2019 (48.1 mm), driest: 2026 (8.2 mm).
Extremes: 40.1 °C on 18 Jul 2023 and 15.6 °C on 10 Jul 2025.

Overall values from all 10 years. How is this calculated?

Temperatures per year

Average over your travel period

Precipitation & rain days

Year by year

2026
Avg. max34.8°Avg. min23.1°
Rain days
2 Rain days
Precipitation
8.2 mm
Avg. sunshine per day
n/a
Sea temperature
–
Max 39.3 °C · Min 19.8 °C
2025
Avg. max32.6°Avg. min21.1°
Rain days
7 Rain days
Precipitation
31.8 mm
Avg. cloud cover
14 % cloudy
Sea temperature
–
Max 37.0 °C · Min 15.6 °C
2024
Avg. max35.1°Avg. min22.5°
Rain days
2 Rain days
Precipitation
13.7 mm
Avg. cloud cover
13 % cloudy
Sea temperature
–
Max 39.1 °C · Min 18.1 °C
2023
Avg. max34.3°Avg. min22.3°
Rain days
3 Rain days
Precipitation
13.8 mm
Avg. cloud cover
14 % cloudy
Sea temperature
–
Max 40.1 °C · Min 18.8 °C
2022
Avg. max35.8°Avg. min22.5°
Rain days
2 Rain days
Precipitation
11.6 mm
Avg. cloud cover
7 % cloudy
Sea temperature
–
Max 38.6 °C · Min 16.5 °C
2021
Avg. max32.1°Avg. min20.4°
Rain days
2 Rain days
Precipitation
12.3 mm
Avg. cloud cover
26 % cloudy
Sea temperature
–
Max 36.5 °C · Min 17.3 °C
2020
Avg. max33.0°Avg. min20.5°
Rain days
1 Rain days
Precipitation
11.7 mm
Avg. cloud cover
6 % cloudy
Sea temperature
–
Max 38.3 °C · Min 15.8 °C
2019
Avg. max33.0°Avg. min21.3°
Rain days
6 Rain days
Precipitation
48.1 mm
Avg. cloud cover
18 % cloudy
Sea temperature
–
Max 37.1 °C · Min 17.1 °C
2018
Avg. max32.7°Avg. min20.6°
Rain days
3 Rain days
Precipitation
21.3 mm
Avg. cloud cover
14 % cloudy
Sea temperature
–
Max 36.9 °C · Min 18.7 °C
2017
Avg. max33.4°Avg. min20.6°
Rain days
2 Rain days
Precipitation
14.1 mm
Avg. cloud cover
10 % cloudy
Sea temperature
–
Max 37.9 °C · Min 16.7 °C

Frequently asked questions

How warm is it in Rome in July?: Daytime highs averaged 33.7 °C, night-time lows 21.5 °C. The highest value of the past 10 years was 40.1 °C (18 Jul 2023), the lowest 15.6 °C (10 Jul 2025).
How often does it rain in Rome in July?: On average there were 3.0 rain days (at least 1 mm) with 18.7 mm of precipitation in total.

Check your exact travel dates

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Data sources

Weather data: Data obtained from the NASA Langley Research Center (LaRC) POWER Project funded through the NASA Earth Science/Applied Science Program
Reanalysis (weather model constrained by observations) on a coarse grid of about 50 km. Values represent a large area and can differ from local conditions, especially on islands, coasts and in mountains. No sunshine duration.
Reanalysis (weather model constrained by observations)
Reanalysis values represent a grid cell (approx. 25–50 km) and may differ from local measurements on coasts, islands and in mountains.
Sea temperature: MUR SST data were provided by JPL under support by NASA MEaSUREs program; accessed via NOAA CoastWatch ERDDAP
Daily multi-scale ultra-high resolution (≈ 1 km) analysis of satellite measurements (infrared, microwave) and in-situ data. Represents the foundation temperature below the daily warm surface layer. (Satellite and in-situ analysis)
Place search: Natural Earth (public domain) · GeoNames (CC BY 4.0) / OpenStreetMap (ODbL)