Gossau weather in July

In July, Gossau sees average daytime highs of 23°C and overnight lows near 15°C, with 174 mm of rain across 17.5 wet days and about 15.4 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 31% of the time in July, and the air most often feels comfortable.

Daylight stretches from about 15 h 42 min at the start of July to 14 h 48 min by month's end. Set against the rest of the year, July is Gossau's 1st-clearest and 8th-windiest month. For the whole year in context, see Gossau's year-round climate.

Daytime high
23°
1st warmest
Overnight low
15°
12th coldest
Rainfall
174 mm
17.5 wet days
Daylight
15 h 24 min
4:47 AM – 8:10 PM
Cloud cover
56%
1st clearest
Wind
6 km/h
8th windiest
Solar energy
5.51 kWh/m²
Travel score
5.7
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 23°C through the month.

A typical July day in Gossau reaches about 23°C in the afternoon and slips back to 15°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 28°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12215
22215
32215
42215
52215
62215
72215
82215
92215
102215
112215
122215
132215
142215
152315
162315
172315
182315
192315
202315
212315
222315
232315
242315
252315
262315
272315
282316
292316
302316
312316

How July really feels in Gossau

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.

Gossau weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°8812.78.48.70.0
Feb / -2°8011.78.39.90.1
Mar / 10014.86.611.61.6
Apr13° / 10314.53.313.33.2
May17° / 10°15517.20.314.94.6
Jun21° / 13°17217.4015.75.3
Jul23° / 15°17417.5015.45.7
Aug22° / 15°17516.8014.15.8
Sep18° / 11°12713.7012.45.2
Oct13° / 10312.90.910.63.4
Nov / 10312.74.89.11.0
Dec / -1°10514.18.68.30.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 21% of July, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35149
45149
55050
65050
75050
85050
95050
105050
115050
125050
135149
145149
155149
165248
175248
185347
195347
205446
215446
225545
235545
245446
255545
265545
275545
285545
295545
305446
315446

Chance of precipitation in July

Any precipitation

Gossau gets around 174 mm of rain over 17.5 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 56% and peaks near 56% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
155
255
356
456
556
656
756
856
956
1056
1156
1256
1356
1456
1556
1656
1756
1856
1956
2056
2156
2256
2356
2456
2556
2656
2756
2856
2956
3055
3155

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the comfortable band about 37% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14532212
24433212
34433212
44434202
54434202
64435202
74335202
84335202
94336201
104336201
114236201
124237211
134137211
144037221
153937231
163837241
173737251
183637261
193538271
203338281
213238291
223139301
232939311
242839311
252740321
262640331
272640341
282539341
292539352
302439352
312439352

Wind in July

Winds average 6 km/h in July.

Across July, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 42 min at the start of July to 14 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 54 minutes over July. Sunrise moves from 4:35 AM to 5:04 AM, and sunset from 8:17 PM to 7:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.74:358:17
215.74:368:17
315.74:368:17
415.74:378:17
515.64:388:16
615.64:388:16
715.64:398:16
815.64:408:15
915.64:418:15
1015.54:418:14
1115.54:428:14
1215.54:438:13
1315.54:448:13
1415.44:458:12
1515.44:468:11
1615.44:478:10
1715.44:488:10
1815.34:498:09
1915.34:508:08
2015.34:518:07
2115.24:528:06
2215.24:538:05
2315.24:548:04
2415.14:558:03
2515.14:578:02
2615.04:588:01
2715.04:597:59
2815.05:007:58
2914.95:017:57
3014.95:037:56
3114.85:047:54

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.51 kWh/m².

For context, solar energy here swings from a low near 1.04 kWh/m² to a high of 5.52 kWh/m² in June across the year — July's 5.51 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in July

Is July a good time to visit Gossau?

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

5.7
Sightseeing
2nd-best month of the year
4.3
Beach & pool
1st-best month of the year

July is a reasonable time to visit Gossau for sightseeing.

What to pack for Gossau in July

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

In July, Gossau sees daytime highs around 23°C and nights near 15°C. Pack rain gear. Worth having: light clothes and sun protection. About 18 days see rain.

rain gearlight clothessun protection

UV index in Gossau in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gossau peaks around July 15 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. 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 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5Moderate
May7High
Jun7Very high
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Gossau?

Gossau sits at 47.4°N, 9.3°E, 637 m above sea level, in Switzerland. The nearest listed city is Herisau, 4.0 km away.

KreuzlingenKonstanzPetershausen-WestLustenauFrauenfeld

Topography around Gossau

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

Within 3 km, the terrain around Gossau has significant variations in elevation — a maximum elevation change of 334 m around an average of 680 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,248 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,239 m.

The land around Gossau is covered by grassland (52%) and trees (30%) within 3 km, grassland (51%) and trees (38%) within 16 km, and trees (42%) and grassland (37%) within 80 km.

3 km
334 m
16 km
1,248 m
80 km
3,239 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Herisau 4.0 km · Saint Gallen 9.0 km · Wil 17 km · Kreuzlingen 27 km · Konstanz 28 km · Petershausen-West 29 km · Lustenau 30 km · Frauenfeld 31 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 Gossau (47.4155°, 9.2548°, elevation 637 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).