Marks weather in September

In September, Marks sees average daytime highs of 20°C and overnight lows near 9°C, with 43 mm of rain across 6.7 wet days and about 12.4 hours of daylight. It is the 5th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 17°C by the end. The sky is clear or mostly clear about 31% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of September to 11 h 24 min by month's end. Set against the rest of the year, September is Marks's 5th-clearest and 9th-windiest month. For the whole year in context, see Marks's year-round climate.

Daytime high
20°
5th warmest
Overnight low
8th coldest
Rainfall
43 mm
6.7 wet days
Daylight
12 h 24 min
5:36 AM – 5:59 PM
Cloud cover
58%
5th clearest
Wind
13 km/h
9th windiest
Solar energy
3.36 kWh/m²
Travel score
6.6
out of 10

Marks is town in Saratov Oblast, Russia.

Density
2,058/km²
people per km²
Founded
1765

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

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 17°C by the end.

A typical September day in Marks reaches about 20°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 27°C. Set against its neighbours, September runs about 7°C cooler than August and about 9°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12412
22312
32312
42312
52312
62211
72211
82211
92211
102111
112110
122110
132110
142010
152010
16209
17199
18199
19199
20198
21188
22188
23188
24188
25177
26177
27177
28177
29167
30166

How September really feels in Marks

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.

Marks weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-6° / -12°398.99.98.10.0
Feb-6° / -12°317.17.79.60.0
Mar / -6°347.85.711.50.0
Apr13° / 357.31.113.63.6
May21° / 10°367.4015.46.9
Jun26° / 15°448016.37.2
Jul28° / 17°376.90166.7
Aug27° / 15°285.7014.47.4
Sep20° / 436.7012.46.6
Oct11° / 378.30.810.42.9
Nov / -3°337.348.60.0
Dec-4° / -9°378.98.87.70.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 53%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15545
25446
35446
45347
55347
65248
75149
85050
94951
104951
114951
124951
134852
144753
154753
164753
174654
184654
194654
204456
214456
224555
234456
244357
254258
264159
274159
284159
294060
304060

Chance of precipitation in September

Any precipitation

Marks gets around 43 mm of rain over 6.7 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 23% and peaks near 25% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
121
222
322
423
523
624
724
824
925
1025
1124
1224
1324
1424
1523
1623
1723
1822
1922
2022
2122
2221
2321
2422
2522
2622
2723
2823
2923
3024

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 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
186122
287112
389101
49091
59091
69181
79271
89361
99361
109451
119541
129640
139730
149730
159730
169820
179820
189820
199820
209820
219820
229820
239820
249820
259820
269820
279820
289820
299820
309820

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 24 min at the start of September to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 120 minutes over September. Sunrise moves from 5:11 AM to 5:59 AM, and sunset from 6:35 PM to 5:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:116:35
213.35:126:32
313.35:146:30
413.25:166:28
513.15:176:25
613.15:196:23
713.05:216:21
812.95:226:18
912.95:246:16
1012.85:266:14
1112.75:276:11
1212.75:296:09
1312.65:316:06
1412.55:326:04
1512.55:346:02
1612.45:365:59
1712.35:375:57
1812.35:395:54
1912.25:415:52
2012.15:425:49
2112.15:445:47
2212.05:465:45
2311.95:475:42
2411.85:495:40
2511.85:515:37
2611.75:525:35
2711.65:545:33
2811.65:565:30
2911.55:575:28
3011.45:595:25

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.36 kWh/m².

For context, solar energy here swings from a low near 0.65 kWh/m² to a high of 6.12 kWh/m² in June across the year — September's 3.36 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.0Bright
44.0Moderate
53.9Moderate
63.8Moderate
73.8Moderate
83.7Moderate
93.7Moderate
103.6Moderate
113.6Moderate
123.5Moderate
133.5Moderate
143.4Moderate
153.4Moderate
163.3Moderate
173.3Moderate
183.2Moderate
193.2Moderate
203.1Moderate
213.1Moderate
223.0Moderate
233.0Moderate
243.0Moderate
252.9Moderate
262.9Moderate
272.8Moderate
282.8Moderate
292.7Moderate
302.6Moderate
Planning a trip in September

Is September a good time to visit Marks?

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

6.6
Sightseeing
5th-best month of the year
3.4
Beach & pool
5th-best month of the year

September is a reasonable time to visit Marks for sightseeing.

What to pack for Marks in September

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

In September, Marks sees daytime highs around 20°C and nights near 9°C. Little to plan around — just the basics. About 7 days see rain.

UV index in Marks in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Marks peaks around July 16 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 16UV 7Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr4Moderate
May5Moderate
Jun5High
Jul7High
Aug5Moderate
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Marks 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 Marks is worst in March — around 15 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (June, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMar 2015 µg/m³Jun 107 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar15Moderate
Apr13Moderate
May7Good
Jun7Good
Jul10Good
Aug8Good
Sep8Good
Oct9Good
Nov8Good
Dec7Good
Location & terrain

Where is Marks?

Marks sits at 51.7°N, 46.7°E, 20 m above sea level, in Russia. The nearest listed city is Engels, 51 km away.

Topography around Marks

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

Within 3 km, the terrain around Marks has only modest variations in elevation — a maximum elevation change of 68 m around an average of 21 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 158 m; within 80 km, significant variations in elevation — a maximum elevation change of 331 m.

The land around Marks is covered by water (23%), trees (22%) and artificial surfaces (21%) within 3 km, cropland (39%) and grassland (24%) within 16 km, and cropland (56%) and grassland (24%) within 80 km.

3 km
68 m
16 km
158 m
80 km
331 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Engels 51 km · Saratov 55 km · Vol’sk 57 km · Privolzhskiy 59 km · Balakovo 80 km · Krasnoarmeysk 106 km · Yershov 113 km · Petrovsk 114 km

Russia travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 32% of US
price level, 2025
GDP per capita
$17,547
2025
Happiness
5.8 / 10
World Happiness, 2025
Safe drinking water
76%
of population, 2024
Homicide rate
6.8
per 100k, 2021
Road deaths
12
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 521
Religion
other Christian 2%

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 Marks (51.7102°, 46.7455°, elevation 20 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).