Nikolayevsk-on-Amure weather in September

In September, Nikolayevsk-on-Amure sees average daytime highs of 15°C and overnight lows near 7°C, with 79 mm of precipitation across 12.4 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 18°C in the first days to 12°C by the end. The sky is clear or mostly clear about 27% 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 Nikolayevsk-on-Amure's 4th-clearest and 8th-windiest month. For the whole year in context, see Nikolayevsk-on-Amure's year-round climate.

Daytime high
15°
4th warmest
Overnight low
9th coldest
Precipitation
79 mm
12.4 wet days
Daylight
12 h 24 min
6:19 AM – 6:44 PM
Cloud cover
64%
4th clearest
Wind
10 km/h
8th windiest
Solar energy
3.3 kWh/m²
Travel score
4.4
out of 10

Nikolayevsk-on-Amure is town in Russia.

Density
1,597/km²
people per km²
Founded
1850

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 18°C in the first days to 12°C by the end.

A typical September day in Nikolayevsk-on-Amure reaches about 15°C in the afternoon and slips back to 7°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 21°C. Set against its neighbours, September runs about 5°C cooler than August and about 9°C warmer than October.

10°20°151015202530
Avg high (°C)Avg low (°C)
11910
21910
31810
41810
51810
6189
7189
8179
9179
10178
11178
12168
13168
14167
15167
16157
17157
18156
19156
20146
21146
22145
23145
24135
25134
26134
27124
28124
29123
30113

How September really feels in Nikolayevsk-on-Amure

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.

Nikolayevsk-on-Amure weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-17° / -23°386.78.27.90.0
Feb-14° / -22°224.159.50.0
Mar-6° / -15°406.37.611.50.0
Apr / -6°498.98.813.60.0
May11° / 6410.44.315.52.6
Jun18° / 589.1016.65.6
Jul21° / 12°648.5016.26.5
Aug20° / 12°8311.5014.56.0
Sep15° / 7912.40.112.44.4
Oct / -1°82114.610.30.8
Nov-6° / -13°558.28.98.40.0
Dec-15° / -21°507.18.57.40.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% 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 59%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13862
23862
33862
43862
53763
63862
73862
83961
93862
103862
113961
123961
134060
144060
154060
164060
174159
184258
194159
204258
214357
224258
234456
244555
254456
264555
274456
284555
294555
304555

Chance of precipitation in September

Any precipitationSnow

Nikolayevsk-on-Amure gets around 79 mm of rain and snow over 12.4 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 41% and peaks near 42% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1410
2410
3410
4410
5420
6410
7410
8410
9410
10410
11410
12410
13410
14410
15410
16410
17410
18410
19410
20410
21411
22411
23411
24411
25411
26412
27412
28402
29403
30393

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 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
171245
274224
375214
477203
579183
680173
782162
884142
986131
1088111
1189101
129091
139370
149460
159550
169640
179730
189820
199820
209910
219910
229910
2310000
2410000
2510000
2610000
2710000
2810000
2910000
3010000

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

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 5:53 AM to 6:44 AM, and sunset from 7:21 PM to 6:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:537:21
213.45:547:19
313.35:567:16
413.35:587:14
513.26:007:11
613.16:017:09
713.16:037:06
813.06:057:04
912.96:077:01
1012.86:086:59
1112.86:106:56
1212.76:126:54
1312.66:146:51
1412.66:166:49
1512.56:176:46
1612.46:196:44
1712.36:216:41
1812.36:236:39
1912.26:246:36
2012.16:266:34
2112.16:286:31
2212.06:306:29
2311.96:326:26
2411.86:336:24
2511.86:356:21
2611.76:376:19
2711.66:396:16
2811.66:416:14
2911.56:426:11
3011.46:446:09

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.3 kWh/m².

For context, solar energy here swings from a low near 0.76 kWh/m² to a high of 5.54 kWh/m² in June across the year — September's 3.3 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.7Moderate
43.7Moderate
53.7Moderate
63.6Moderate
73.6Moderate
83.6Moderate
93.5Moderate
103.5Moderate
113.5Moderate
123.4Moderate
133.4Moderate
143.4Moderate
153.3Moderate
163.3Moderate
173.3Moderate
183.2Moderate
193.2Moderate
203.1Moderate
213.1Moderate
223.1Moderate
233.0Moderate
243.0Moderate
253.0Moderate
262.9Moderate
272.9Moderate
282.8Moderate
292.8Moderate
302.7Moderate
Planning a trip in September

Is September a good time to visit Nikolayevsk-on-Amure?

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

4.4
Sightseeing
4th-best month of the year
0.8
Beach & pool
4th-best month of the year

September is a reasonable time to visit Nikolayevsk-on-Amure for sightseeing.

What to pack for Nikolayevsk-on-Amure in September

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

In September, Nikolayevsk-on-Amure sees daytime highs around 15°C and nights near 7°C. Worth packing: a warm layer and rain gear. About 12 days see rain.

a warm layerrain gear

Sea temperature near Nikolayevsk-on-Amure in September

The nearest coast averages about 14°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 44 km away) is warmest in August at about 16°C and coldest in February near -2°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan-1Bracing
Feb-2Bracing
Mar-1Bracing
Apr-1Bracing
May0Bracing
Jun5Bracing
Jul12Bracing
Aug16Cool
Sep14Bracing
Oct7Bracing
Nov1Bracing
Dec-1Bracing

UV index in Nikolayevsk-on-Amure in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nikolayevsk-on-Amure peaks around July 16 at about 6 (high) — a little sun protection helps at midday. It bottoms out near January 1 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 5 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 16UV 6Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5High
Jul6High
Aug5High
Sep3Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Nikolayevsk-on-Amure?

Nikolayevsk-on-Amure sits at 53.1°N, 140.7°E, 40 m above sea level, in Russia. The nearest listed city is Okha, 156 km away.

KhabarovskKholmsk

Topography around Nikolayevsk-on-Amure

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Nikolayevsk-on-Amure.

Within 3 km, the terrain around Nikolayevsk-on-Amure has significant variations in elevation — a maximum elevation change of 267 m around an average of 45 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 628 m; within 80 km, large variations in elevation — a maximum elevation change of 1,004 m.

The land around Nikolayevsk-on-Amure is covered by trees (51%) and water (27%) within 3 km, trees (78%) within 16 km, and trees (47%) and water (37%) within 80 km.

3 km
267 m
16 km
628 m
80 km
1,004 m
treesgrasslandartificial surfaceswaterwetland
September weather nearby: Okha 156 km · Komsomolsk-on-Amur 385 km · Amursk 418 km · Vanino 451 km · Sovetskaya Gavan’ 465 km · Poronaysk 467 km · Khabarovsk 654 km · Kholmsk 685 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 Nikolayevsk-on-Amure (53.1466°, 140.7229°, elevation 40 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).