Saint-Leu-la-Forêt in Spring

In spring (March, April and May), Saint-Leu-la-Forêt sees average daytime highs around 15°C and overnight lows near 6°C, with 166 mm of precipitation over about 32 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.

Over the season highs climb from about 10°C in early March to 20°C by late May. The sky is clear or mostly clear about 18% of the time across spring, and the air most often feels dry.

Spring is Saint-Leu-la-Forêt's 3rd-best season to visit on our travel score. For the whole year in context, see Saint-Leu-la-Forêt's year-round climate.

Avg daytime high: 15°C; 3rd-warmest season
Avg overnight low: 6°C
Precipitation: 166 mm; 32 wet days
Avg wind: 13 km/h
Travel score: 4.3; 3rd-best season
Months: Mar · Apr · May

← Winter Saint-Leu-la-Forêt year-round climate Summer →

Spring Summer Fall Winter

Temperature in Saint-Leu-la-Forêt in Spring

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 10°C in early March to 20°C by late May.

A typical spring day in Saint-Leu-la-Forêt reaches about 15°C and drops to 6°C overnight. The warmest of the three months is May, the coolest March.

How spring really feels in Saint-Leu-la-Forêt

Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 8 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

The story in spring is cold — wind chill drags the overnight "feels like" below the raw low.

Saint-Leu-la-Forêt 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	7° / 2°	55	11.7	0.9	8.5	0.7
Feb	8° / 2°	49	10.1	1.2	9.8	1.2
Mar	12° / 4°	51	10.3	0.6	11.6	2.9
Apr	15° / 6°	51	10.8	0.1	13.4	4.4
May	18° / 9°	64	11.1	0	15	5.6
Jun	22° / 12°	56	9.9	0	15.9	6.4
Jul	24° / 14°	52	9.2	0	15.6	7.0
Aug	24° / 14°	57	9.4	0	14.2	6.9
Sep	20° / 11°	44	8.6	0	12.4	6.4
Oct	16° / 9°	62	11	0	10.5	4.6
Nov	10° / 5°	59	11.4	0.3	8.9	2.2
Dec	7° / 3°	71	12.6	0.9	8.1	0.9

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time across spring.

Chance of precipitation in Spring

Any precipitationSnow

Saint-Leu-la-Forêt gets around 166 mm of rain and snow over 32 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 13 km/h across spring.

Sunrise & sunset in Spring

DaylightNight

Daylight runs from about 10 h 36 min in early March to 15 h 36 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 4.2 kWh/m².

Planning a trip in spring

Is spring a good time to visit Saint-Leu-la-Forêt?

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.

4.3

Sightseeing

3rd-best month of the year

0.8

Beach & pool

3rd-best month of the year

spring is a reasonable time to visit Saint-Leu-la-Forêt for sightseeing.

What to pack for Saint-Leu-la-Forêt in Spring

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

In spring, Saint-Leu-la-Forêt sees daytime highs around 15°C and nights near 6°C. Pack a warm layer. Worth having: rain gear and sun protection. About 32 days see rain.

a warm layerrain gearsun protection

UV index in Saint-Leu-la-Forêt in Spring

LowModerateHighVery highExtreme

Clear-sky midday UV across spring averages around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Saint-Leu-la-Forêt peaks around June 22 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. 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 7 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	1	2	3	5	6	7	7	7	4	3	1	1
Level	Low	Low	Moderate	Moderate	High	High	High	High	Moderate	Moderate	Low	Low

	UV index (midday)	Level
Jan	1	Low
Feb	2	Low
Mar	3	Moderate
Apr	5	Moderate
May	6	High
Jun	7	High
Jul	7	High
Aug	7	High
Sep	4	Moderate
Oct	3	Moderate
Nov	1	Low
Dec	1	Low

Air quality in Saint-Leu-la-Forêt 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 Saint-Leu-la-Forêt is worst in April — around 20 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)	17	17	20	20	17	16	13	14	15	15	15	15
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	17	Moderate
Feb	17	Moderate
Mar	20	Moderate
Apr	20	Moderate
May	17	Moderate
Jun	16	Moderate
Jul	13	Moderate
Aug	14	Moderate
Sep	15	Moderate
Oct	15	Moderate
Nov	15	Moderate
Dec	15	Moderate

Location & terrain

Where is Saint-Leu-la-Forêt?

Saint-Leu-la-Forêt sits at 49.0°N, 2.3°E, 81 m above sea level, in France. The nearest listed city is Taverny, 3.0 km away.

Topography around Saint-Leu-la-Forêt

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Saint-Leu-la-Forêt.

Within 3 km, the terrain around Saint-Leu-la-Forêt has only modest variations in elevation — a maximum elevation change of 160 m around an average of 109 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 219 m; within 80 km, significant variations in elevation — a maximum elevation change of 261 m.

The land around Saint-Leu-la-Forêt is covered by trees (65%) and artificial surfaces (30%) within 3 km, trees (37%), artificial surfaces (34%) and cropland (21%) within 16 km, and cropland (51%) and trees (33%) within 80 km.

3 km

160 m

trees 65%

16 km

219 m

trees 37%

80 km

261 m

cropland 51%

treesgrasslandcroplandartificial surfaceswater

← Winter Saint-Leu-la-Forêt year-round climate Summer →

Spring weather nearby: Taverny 3.0 km · Ermont 3.0 km · Eaubonne 3.0 km · Franconville 4.0 km · Soisy-sous-Montmorency 5.0 km · Montigny-lès-Cormeilles 5.0 km · Saint-Gratien 6.0 km · Sannois 6.0 km

France travel facts

Travel advisory: Level 2; Exercise Increased Caution
Power plugs: Type C / E; 230 V · 50 Hz
Prices: ≈ 77% of US; price level, 2025
GDP per capita: $48,986; 2025
Happiness: 6.6 / 10; World Happiness, 2025
Safe drinking water: 100%; of population, 2024
Homicide rate: 1.3; per 100k, 2023
Road deaths: 5.1; per 100k/yr, 2019
Income group: High; World Bank
English: Moderate; EF EPI 539
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 Saint-Leu-la-Forêt (49.0167°, 2.25°, elevation 81 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.