Casalecchio di Reno in Spring

In spring (March, April and May), Casalecchio di Reno sees average daytime highs around 19°C and overnight lows near 9°C, with 215 mm of precipitation over about 28 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.

Over the season highs climb from about 12°C in early March to 25°C by late May. The sky is clear or mostly clear about 38% of the time across spring, and the air most often feels dry.

Spring is Casalecchio di Reno's best season of the year to visit on our travel score. For the whole year in context, see Casalecchio di Reno's year-round climate.

Avg daytime high: 19°C; 3rd-warmest season
Avg overnight low: 9°C
Precipitation: 215 mm; 28 wet days
Avg wind: 8 km/h
Travel score: 5.8; best season of the year
Months: Mar · Apr · May

← Winter Casalecchio di Reno year-round climate Summer →

Spring Summer Fall Winter

Temperature in Casalecchio di Reno in Spring

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 12°C in early March to 25°C by late May.

A typical spring day in Casalecchio di Reno reaches about 19°C and drops to 9°C overnight. The warmest of the three months is May, the coolest March.

How spring really feels in Casalecchio di Reno

Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

spring sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Casalecchio di Reno weather by month

How the three spring months (March, April and May) compare with the rest of the year — the season's months are highlighted.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	8° / 1°	45	7.4	2	9	1.4
Feb	10° / 2°	64	7.5	2.1	10.1	2.4
Mar	15° / 5°	63	8.1	1	11.6	4.7
Apr	18° / 9°	76	10.2	0.2	13.2	5.9
May	23° / 13°	76	9.5	0	14.6	6.9
Jun	28° / 18°	60	7.8	0	15.3	6.4
Jul	31° / 20°	46	6.3	0	15	5.2
Aug	30° / 20°	53	7.7	0	13.9	5.3
Sep	25° / 16°	68	8	0	12.3	7.2
Oct	19° / 11°	76	8.8	0	10.7	6.3
Nov	13° / 7°	91	10	0.5	9.4	3.6
Dec	9° / 2°	69	8.7	1.6	8.7	1.6

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time across spring.

Chance of precipitation in Spring

Any precipitationSnow

Casalecchio di Reno gets around 215 mm of rain and snow over 28 wet days across spring. The line is the day-by-day chance of measurable precipitation.

Humidity in Spring

DryComfortableHumidMuggyOppressiveMiserable

Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

Wind in Spring

Winds average 8 km/h across spring.

Sunrise & sunset in Spring

DaylightNight

Daylight runs from about 10 h 48 min in early March to 15 h 06 min by late May. The lit band spans sunrise to sunset each day.

Solar energy in Spring

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across spring, about 4.9 kWh/m².

Planning a trip in spring

Is spring a good time to visit Casalecchio di Reno?

Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

5.8

Sightseeing

1st-best month of the year

2.7

Beach & pool

3rd-best month of the year

spring is a reasonable time to visit Casalecchio di Reno for sightseeing.

What to pack for Casalecchio di Reno in Spring

From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In spring, Casalecchio di Reno sees daytime highs around 19°C and nights near 9°C. Worth packing: light clothes, a warm layer, rain gear and sun protection. About 28 days see rain.

light clothesa warm layerrain gearsun protection

UV index in Casalecchio di Reno in Spring

LowModerateHighVery highExtreme

Clear-sky midday UV across spring averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Casalecchio di Reno peaks around July 13 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	1	3	5	7	6	8	9	7	5	3	2	1
Level	Low	Moderate	Moderate	High	High	Very high	Very high	Very high	Moderate	Moderate	Low	Low

	UV index (midday)	Level
Jan	1	Low
Feb	3	Moderate
Mar	5	Moderate
Apr	7	High
May	6	High
Jun	8	Very high
Jul	9	Very high
Aug	7	Very high
Sep	5	Moderate
Oct	3	Moderate
Nov	2	Low
Dec	1	Low

Air quality in Casalecchio di Reno in Spring

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.

Air quality in Casalecchio di Reno is worst in March — around 19 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	18	17	19	18	16	16	14	14	13	15	14	16
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	18	Moderate
Feb	17	Moderate
Mar	19	Moderate
Apr	18	Moderate
May	16	Moderate
Jun	16	Moderate
Jul	14	Moderate
Aug	14	Moderate
Sep	13	Moderate
Oct	15	Moderate
Nov	14	Moderate
Dec	16	Moderate

Location & terrain

Where is Casalecchio di Reno?

Casalecchio di Reno sits at 44.5°N, 11.3°E, 61 m above sea level, in Italy. The nearest listed city is Zola Predosa, 5.0 km away.

Topography around Casalecchio di Reno

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Casalecchio di Reno.

Within 3 km, the terrain around Casalecchio di Reno has significant variations in elevation — a maximum elevation change of 281 m around an average of 115 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 761 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,113 m.

The land around Casalecchio di Reno is covered by trees (44%), artificial surfaces (23%) and grassland (20%) within 3 km, trees (39%), cropland (28%) and grassland (20%) within 16 km, and trees (39%) and cropland (37%) within 80 km.

3 km

281 m

trees 44%

16 km

761 m

trees 39%

80 km

2,113 m

trees 39%

treesgrasslandcroplandartificial surfaceswater

← Winter Casalecchio di Reno year-round climate Summer →

Spring weather nearby: Zola Predosa 5.0 km · Bologna 5.0 km · San Lazzaro 11 km · Castel Maggiore 13 km · San Giovanni in Persiceto 19 km · Vignola 21 km · Castelfranco Emilia 22 km · Cento 28 km

Italy travel facts

Travel advisory: Level 2; Exercise Increased Caution
Power plugs: Type C / F / L; 230 V · 50 Hz
Prices: ≈ 69% of US; price level, 2025
GDP per capita: $43,309; 2025
Happiness: 6.6 / 10; World Happiness, 2025
Safe drinking water: 97%; of population, 2024
Homicide rate: 0.6; per 100k, 2023
Road deaths: 5.3; per 100k/yr, 2019
Income group: High; World Bank
English: Moderate; EF EPI 513
Religion

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Casalecchio di Reno (44.4756°, 11.275°, elevation 61 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.