Monthey weather in July

In July, Monthey sees average daytime highs of 19°C and overnight lows near 9°C, with 206 mm of precipitation across 18.9 wet days and about 15.2 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 19°C through the month. The sky is clear or mostly clear about 29% of the time in July, and the air most often feels dry.

Daylight stretches from about 15 h 30 min at the start of July to 14 h 42 min by month's end. Set against the rest of the year, July is Monthey's 2nd-clearest and 10th-windiest month. For the whole year in context, see Monthey's year-round climate.

Daytime high
19°
1st warmest
Overnight low
12th coldest
Precipitation
206 mm
18.9 wet days
Daylight
15 h 12 min
5:00 AM – 8:15 PM
Cloud cover
57%
2nd clearest
Wind
4 km/h
10th windiest
Solar energy
5.81 kWh/m²
Travel score
5.0
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 19°C through the month.

A typical July day in Monthey reaches about 19°C in the afternoon and slips back to 9°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 24°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1198
2198
3198
4198
5198
6198
7198
8198
9198
10198
11198
12198
13198
14198
15198
16199
17199
18199
19199
20199
21199
22199
23199
24199
25209
26209
27209
28209
29209
30209
31209

How July really feels in Monthey

Once humidity and wind are folded in, July averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Monthey weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -10°13312.812.58.80.0
Feb / -9°11711.611.4100.0
Mar / -5°12013.611.511.60.1
Apr / -1°123159.113.31.3
May13° / 19319.73.714.72.9
Jun17° / 20119.40.515.54.3
Jul19° / 20618.90.115.25.0
Aug19° / 19417.40.1145.1
Sep15° / 140151.312.34.0
Oct11° / 12013.4410.72.4
Nov / -5°12913.39.99.20.2
Dec-1° / -9°15013.212.58.50.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 21% of July, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25050
35050
45050
54951
64951
74951
84852
94951
104951
114951
125050
134951
144951
155050
165050
175149
185149
195149
205149
215248
225248
235248
245149
255149
265149
275050
285050
295050
305050
315050

Chance of precipitation in July

Any precipitation

Monthey gets around 206 mm of rain and snow over 18.9 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 60% and peaks near 63% on the wettest days, and about 0 day brings snow.

0%20%40%60%151015202531
Rain chance (%)
162
262
362
462
563
663
762
862
962
1061
1161
1260
1360
1460
1559
1659
1759
1859
1959
2059
2159
2259
2359
2459
2559
2659
2759
2860
2959
3059
3159

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 89% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1919
2928
3928
4928
5928
6928
7937
8937
9937
10928
11928
12928
13919
14919
159010
168911
178911
188812
198812
208713
218713
228614
238614
248614
258515
268515
278515
288416
298416
308416
318416

Wind in July

Winds average 4 km/h in July.

Across July, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 30 min at the start of July to 14 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over July. Sunrise moves from 4:49 AM to 5:17 AM, and sunset from 8:22 PM to 8:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.54:498:22
215.54:508:22
315.54:508:22
415.54:518:21
515.54:528:21
615.54:528:21
715.54:538:20
815.44:548:20
915.44:548:19
1015.44:558:19
1115.44:568:18
1215.44:578:18
1315.34:588:17
1415.34:588:17
1515.34:598:16
1615.25:008:15
1715.25:018:15
1815.25:028:14
1915.25:038:13
2015.15:048:12
2115.15:058:11
2215.15:068:10
2315.05:078:09
2415.05:098:08
2515.05:108:07
2614.95:118:06
2714.95:128:05
2814.85:138:04
2914.85:148:03
3014.85:158:01
3114.75:178:00

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.81 kWh/m².

For context, solar energy here swings from a low near 1.28 kWh/m² to a high of 5.84 kWh/m² in June across the year — July's 5.81 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.0Intense
26.0Bright
36.0Bright
46.0Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.6Bright
305.6Bright
315.6Bright
Planning a trip in July

Is July a good time to visit Monthey?

Our two travel scores rate July for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.0
Sightseeing
2nd-best month of the year
2.2
Beach & pool
1st-best month of the year

July is a reasonable time to visit Monthey for sightseeing.

What to pack for Monthey in July

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

In July, Monthey sees daytime highs around 19°C and nights near 9°C. Pack rain gear. Worth having: sun protection. About 19 days see rain.

rain gearsun protection

UV index in Monthey in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Monthey peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5Moderate
May7High
Jun8Very high
Jul9Very high
Aug7High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Monthey?

Monthey sits at 46.3°N, 7.0°E, 413 m above sea level, in Switzerland. The nearest listed city is Martigny-Ville, 19 km away.

Martigny-VilleMontreuxVeveySittenClusesPullyChamonixLausanne

Topography around Monthey

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

Within 3 km, the terrain around Monthey has large variations in elevation — a maximum elevation change of 1,057 m around an average of 593 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,844 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,464 m.

The land around Monthey is covered by trees (52%) within 3 km, trees (49%) and grassland (35%) within 16 km, and trees (40%) and grassland (33%) within 80 km.

3 km
1,057 m
16 km
2,844 m
80 km
4,464 m
treesgrasslandcroplandartificial surfacesbare terrainsnow and icewatermoss and lichen
July weather nearby: Martigny-Ville 19 km · Montreux 20 km · Vevey 25 km · Sitten 31 km · Cluses 36 km · Pully 36 km · Chamonix 37 km · Lausanne 38 km

Switzerland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / J
230 V · 50 Hz
Prices
≈ 112% of US
price level, 2025
GDP per capita
$114,769
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
0.6
per 100k, 2023
Road deaths
2.2
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 564
Religion
Roman Catholic 34%none 29%Protestant 23%other Christian 6%

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 Monthey (46.2545°, 6.9541°, elevation 413 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).