Varaždin weather in September

In September, Varaždin sees average daytime highs of 21°C and overnight lows near 12°C, with 98 mm of rain across 9.7 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 19°C by the end. The sky is clear or mostly clear about 34% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 12 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Varaždin's 3rd-clearest and 9th-windiest month. For the whole year in context, see Varaždin's year-round climate.

Daytime high
21°
4th warmest
Overnight low
12°
9th coldest
Rainfall
98 mm
9.7 wet days
Daylight
12 h 18 min
5:39 AM – 5:59 PM
Cloud cover
56%
3rd clearest
Wind
8 km/h
9th windiest
Solar energy
3.66 kWh/m²
Travel score
6.6
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 19°C by the end.

A typical September day in Varaždin reaches about 21°C in the afternoon and slips back to 12°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 27°C. Set against its neighbours, September runs about 5°C cooler than August and about 6°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12414
22414
32313
42313
52313
62313
72313
82313
92213
102212
112212
122212
132212
142212
152112
162112
172111
182111
192111
202111
212011
222011
232011
242011
252010
262010
271910
281910
291910
301910

How September really feels in Varaždin

Once humidity and wind are folded in, September 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

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

Varaždin weather by month

How September compares with the rest of the year at a glance. September is the 4th-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°407.33.78.80.0
Feb / -2°507.83.7100.7
Mar12° / 5492.211.63.0
Apr17° / 6310.20.513.35.1
May21° / 11°8812.4014.76.2
Jun25° / 15°9312015.56.6
Jul27° / 16°8711015.26.5
Aug26° / 16°8710.10146.8
Sep21° / 12°989.7012.36.6
Oct16° / 738.60.210.75.1
Nov / 739.31.79.22.0
Dec / -1°618.73.28.50.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15644
25644
35644
45644
55545
65446
75446
85446
95248
105248
115248
125149
135149
145050
155050
165050
174951
184852
194852
204852
214852
224753
234654
244654
254654
264654
274654
284753
294753
304753

Chance of precipitation in September

Any precipitation

Varaždin gets around 98 mm of rain over 9.7 wet days in September, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 32% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
134
234
334
434
534
634
734
834
934
1035
1135
1234
1334
1434
1534
1633
1733
1833
1932
2032
2131
2231
2330
2430
2530
2629
2729
2829
2929
3030

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 57% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14035233
24235212
34335202
44436192
54536181
64537171
74638161
84638151
94738140
104838140
114938130
125038120
135137120
145336110
155535100
165634100
17583390
18603280
19623080
20642970
21652870
22682660
23702550
24702550
25722440
26742330
27742330
28752320
29762220
30762220

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 12 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 102 minutes over September. Sunrise moves from 5:20 AM to 5:58 AM, and sunset from 6:29 PM to 5:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:206:29
213.15:216:27
313.05:226:25
413.05:246:23
512.95:256:21
612.95:266:19
712.85:276:17
812.85:296:15
912.75:306:13
1012.75:316:11
1112.65:336:09
1212.55:346:07
1312.55:356:05
1412.45:376:03
1512.45:386:01
1612.35:395:59
1712.35:415:57
1812.25:425:55
1912.25:435:53
2012.15:455:50
2112.05:465:48
2212.05:475:46
2311.95:495:44
2411.95:505:42
2511.85:515:40
2611.85:525:38
2711.75:545:36
2811.65:555:34
2911.65:575:32
3011.55:585:30

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.66 kWh/m².

For context, solar energy here swings from a low near 1.05 kWh/m² to a high of 5.9 kWh/m² in June across the year — September's 3.66 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.2Bright
44.2Bright
54.2Bright
64.1Bright
74.0Bright
84.0Bright
94.0Moderate
103.9Moderate
113.9Moderate
123.8Moderate
133.8Moderate
143.7Moderate
153.7Moderate
163.6Moderate
173.6Moderate
183.5Moderate
193.5Moderate
203.5Moderate
213.4Moderate
223.4Moderate
233.3Moderate
243.3Moderate
253.3Moderate
263.2Moderate
273.2Moderate
283.1Moderate
293.1Moderate
303.1Moderate
Planning a trip in September

Is September a good time to visit Varaždin?

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

6.6
Sightseeing
2nd-best month of the year
4.2
Beach & pool
4th-best month of the year

September is a reasonable time to visit Varaždin for sightseeing.

What to pack for Varaždin in September

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

In September, Varaždin sees daytime highs around 21°C and nights near 12°C. Worth packing: rain gear. About 10 days see rain.

rain gear

UV index in Varaždin in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks 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 Varaždin peaks around July 16 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 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 16UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr7High
May7High
Jun8Very high
Jul8Very high
Aug7Very high
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Varaždin in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Varaždin is worst in April — around 17 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateApr 917 µg/m³Sep 2012 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb14Moderate
Mar17Moderate
Apr17Moderate
May15Moderate
Jun15Moderate
Jul14Moderate
Aug14Moderate
Sep12Good
Oct12Moderate
Nov12Moderate
Dec13Moderate
Location & terrain

Where is Varaždin?

Varaždin sits at 46.3°N, 16.3°E, 173 m above sea level, in Croatia. The nearest listed city is Čakovec, 12 km away.

PtujKoprivnicaNagykanizsaSesveteMariborBjelovarZagreb

Topography around Varaždin

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

Within 3 km, the terrain around Varaždin has only modest variations in elevation — a maximum elevation change of 27 m around an average of 171 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 527 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,427 m.

The land around Varaždin is covered by artificial surfaces (29%), grassland (25%) and cropland (23%) within 3 km, trees (39%) and cropland (37%) within 16 km, and trees (54%) and cropland (28%) within 80 km.

3 km
27 m
16 km
527 m
80 km
1,427 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Čakovec 12 km · Ptuj 38 km · Koprivnica 41 km · Nagykanizsa 53 km · Sesvete 55 km · Maribor 60 km · Bjelovar 60 km · Zagreb 61 km

Croatia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 53% of US
price level, 2025
GDP per capita
$27,104
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
87%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
7.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 617
Religion
Roman Catholic 79%other Christian 5%none or atheist 5%Orthodox 3%

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 Varaždin (46.3044°, 16.3378°, elevation 173 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).