Penza weather in September

In September, Penza sees average daytime highs of 17°C and overnight lows near 8°C, with 52 mm of rain across 9.3 wet days and about 12.4 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 20°C in the first days to 14°C by the end. The sky is clear or mostly clear about 22% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 30 min at the start of September to 11 h 24 min by month's end. Set against the rest of the year, September is Penza's 5th-clearest and 9th-windiest month. For the whole year in context, see Penza's year-round climate.

Daytime high
17°
5th warmest
Overnight low
8th coldest
Rainfall
52 mm
9.3 wet days
Daylight
12 h 24 min
5:42 AM – 6:07 PM
Cloud cover
66%
5th clearest
Wind
12 km/h
9th windiest
Solar energy
3 kWh/m²
Travel score
5.4
out of 10

Penza is city in central Russia.

Density
1,803/km²
people per km²
Founded
1663

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 20°C in the first days to 14°C by the end.

A typical September day in Penza reaches about 17°C in the afternoon and slips back to 8°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 24°C. Set against its neighbours, September runs about 6°C cooler than August and about 8°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12110
22110
32010
42010
52010
62010
7199
8199
9199
10199
11189
12188
13188
14188
15178
16178
17177
18177
19177
20167
21167
22166
23166
24156
25156
26156
27155
28145
29145
30145

How September really feels in Penza

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.

Penza weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-6° / -12°389.411.17.90.0
Feb-5° / -12°327.68.59.40.0
Mar / -7°3798.111.50.0
Apr11° / 428.51.613.62.9
May19° / 499.30.215.66.2
Jun23° / 12°6310.4016.66.8
Jul25° / 15°6310.5016.26.8
Aug24° / 13°598.8014.57.1
Sep17° / 529.3012.45.4
Oct / 519.81.810.31.9
Nov / -4°408.768.40.0
Dec-5° / -10°4010.510.97.40.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14159
24060
33961
43961
53961
63961
73862
83862
93763
103763
113763
123862
133763
143763
153862
163763
173763
183763
193763
203763
213664
223565
233466
243466
253367
263367
273268
283268
293169
303169

Chance of precipitation in September

Any precipitation

Penza gets around 52 mm of rain over 9.3 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 31% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
130
230
331
431
531
631
731
831
931
1031
1131
1231
1331
1431
1531
1631
1731
1831
1931
2031
2131
2231
2331
2432
2532
2632
2732
2832
2932
3032

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 (%)
185132
286122
387112
489101
589101
69091
79181
89271
99370
109460
119550
129550
139640
149730
159730
169820
179820
189820
199910
209910
219910
229910
239910
249910
259910
269910
279910
289910
299910
309910

Wind in September

Winds average 12 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
112calm
212calm
312calm
412calm
512calm
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light 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 30 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 126 minutes over September. Sunrise moves from 5:15 AM to 6:07 AM, and sunset from 6:44 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:156:44
213.45:176:42
313.35:196:39
413.35:216:37
513.25:226:34
613.15:246:32
713.15:266:29
813.05:286:27
912.95:296:24
1012.85:316:22
1112.85:336:19
1212.75:356:17
1312.65:376:14
1412.65:386:12
1512.55:406:09
1612.45:426:07
1712.35:446:04
1812.35:456:02
1912.25:475:59
2012.15:495:57
2112.15:515:54
2212.05:535:52
2311.95:545:49
2411.85:565:46
2511.85:585:44
2611.76:005:41
2711.66:025:39
2811.66:035:36
2911.56:055:34
3011.46:075:31

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3 kWh/m².

For context, solar energy here swings from a low near 0.51 kWh/m² to a high of 5.83 kWh/m² in June across the year — September's 3 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.6Moderate
43.6Moderate
53.5Moderate
63.5Moderate
73.4Moderate
83.4Moderate
93.3Moderate
103.3Moderate
113.2Moderate
123.2Moderate
133.1Moderate
143.1Moderate
153.0Moderate
163.0Moderate
172.9Moderate
182.9Moderate
192.9Moderate
202.8Moderate
212.8Moderate
222.7Moderate
232.7Moderate
242.6Moderate
252.6Moderate
262.5Moderate
272.5Moderate
282.4Moderate
292.4Moderate
302.3Moderate
Planning a trip in September

Is September a good time to visit Penza?

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

5.4
Sightseeing
5th-best month of the year
1.7
Beach & pool
5th-best month of the year

September is a reasonable time to visit Penza for sightseeing.

What to pack for Penza in September

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

In September, Penza sees daytime highs around 17°C and nights near 8°C. Worth packing: a warm layer and rain gear. About 9 days see rain.

a warm layerrain gear

UV index in Penza 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 Penza peaks around June 21 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 21UV 7Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May4Moderate
Jun7High
Jul7High
Aug5Moderate
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low
Location & terrain

Where is Penza?

Penza sits at 53.2°N, 45.0°E, 156 m above sea level, in Russia. The nearest listed city is Zarechnyy, 12 km away.

Topography around Penza

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

Within 3 km, the terrain around Penza has only modest variations in elevation — a maximum elevation change of 149 m around an average of 169 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 161 m; within 80 km, only modest variations in elevation — a maximum elevation change of 227 m.

The land around Penza is covered by artificial surfaces (58%) and trees (36%) within 3 km, trees (47%) and grassland (24%) within 16 km, and cropland (44%), trees (34%) and grassland (21%) within 80 km.

3 km
149 m
16 km
161 m
80 km
227 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Zarechnyy 12 km · Kamenka 64 km · Nikol’sk 91 km · Nizhniy Lomov 96 km · Ruzayevka 96 km · Serdobsk 98 km · Petrovsk 102 km · Kuznetsk 106 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 Penza (53.1957°, 45.0108°, elevation 156 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).