Tver weather in September

In September, Tver sees average daytime highs of 16°C and overnight lows near 7°C, with 63 mm of precipitation across 10.6 wet days and about 12.5 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 18°C in the first days to 13°C by the end. The sky is clear or mostly clear about 16% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 42 min at the start of September to 11 h 18 min by month's end. Set against the rest of the year, September is Tver's 6th-clearest and 8th-windiest month. For the whole year in context, see Tver's year-round climate.

Daytime high
16°
5th warmest
Overnight low
9th coldest
Precipitation
63 mm
10.6 wet days
Daylight
12 h 30 min
6:17 AM – 6:45 PM
Cloud cover
72%
6th clearest
Wind
12 km/h
8th windiest
Solar energy
2.54 kWh/m²
Travel score
4.5
out of 10

Tver is town and administrative center of Tver region in western Russia.

Density
2,760/km²
people per km²
Founded
1135

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 13°C by the end.

A typical September day in Tver reaches about 16°C in the afternoon and slips back to 7°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 22°C. Set against its neighbours, September runs about 6°C cooler than August and about 7°C warmer than October.

10°20°151015202530
Avg high (°C)Avg low (°C)
11910
21810
3189
4189
5189
6189
7179
8179
9178
10178
11168
12168
13168
14168
15167
16157
17157
18157
19157
20156
21146
22146
23146
24146
25146
26135
27135
28135
29135
30135

How September really feels in Tver

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.

Tver weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-4° / -10°369.910.87.20.0
Feb-3° / -10°328.59.69.10.0
Mar / -5°348.87.311.40.0
Apr11° / 3691.913.92.5
May18° / 6512.20.216.15.3
Jun21° / 11°7612.3017.46.0
Jul23° / 14°8212.8016.96.4
Aug21° / 12°7411.8014.96.2
Sep16° / 6310.60.212.54.5
Oct / 6111.62.3101.3
Nov / -3°4710.36.17.80.0
Dec-3° / -7°4010.7106.60.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 72%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13070
22971
32872
42872
52773
62575
72575
82575
92476
102476
112575
122575
132674
142773
152872
162872
172971
183169
193169
203169
213169
223169
233169
243070
253070
263070
272872
282872
292674
302575

Chance of precipitation in September

Any precipitationSnow

Tver gets around 63 mm of rain and snow over 10.6 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 35% and peaks near 38% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1370
2370
3370
4370
5380
6380
7380
8380
9380
10380
11380
12380
13370
14370
15360
16350
17350
18340
19330
20330
21331
22321
23321
24321
25321
26321
27321
28331
29331
30332

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 93% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
180164
281154
383143
484133
585123
686113
788102
888102
98992
109181
119271
129361
139361
149550
159640
169640
179730
189730
199820
209820
219820
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 11 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 42 min at the start of September to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 144 minutes over September. Sunrise moves from 5:45 AM to 6:46 AM, and sunset from 7:27 PM to 6:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:457:27
213.65:477:24
313.55:497:22
413.55:517:19
513.45:537:16
613.35:567:13
713.25:587:10
813.16:007:08
913.06:027:05
1013.06:047:02
1112.96:066:59
1212.86:086:56
1312.76:106:53
1412.66:126:51
1512.66:146:48
1612.56:176:45
1712.46:196:42
1812.36:216:39
1912.26:236:36
2012.16:256:34
2112.16:276:31
2212.06:296:28
2311.96:316:25
2411.86:336:22
2511.76:356:19
2611.66:386:17
2711.66:406:14
2811.56:426:11
2911.46:446:08
3011.36:466:05

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.54 kWh/m².

For context, solar energy here swings from a low near 0.28 kWh/m² to a high of 5.41 kWh/m² in June across the year — September's 2.54 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.2Moderate
23.1Moderate
33.1Moderate
43.0Moderate
53.0Moderate
62.9Moderate
72.9Moderate
82.8Moderate
92.8Moderate
102.8Moderate
112.7Moderate
122.7Moderate
132.6Moderate
142.6Moderate
152.6Moderate
162.5Moderate
172.5Moderate
182.5Moderate
192.4Moderate
202.4Moderate
212.4Moderate
222.3Moderate
232.3Moderate
242.2Moderate
252.2Moderate
262.1Moderate
272.1Moderate
282.0Moderate
292.0Dim
301.9Dim
Planning a trip in September

Is September a good time to visit Tver?

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

4.5
Sightseeing
5th-best month of the year
0.7
Beach & pool
5th-best month of the year

September is a reasonable time to visit Tver for sightseeing.

What to pack for Tver in September

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

In September, Tver sees daytime highs around 16°C and nights near 7°C. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

UV index in Tver 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 Tver peaks around July 12 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 0 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 12UV 6Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Moderate
Apr3Moderate
May4Moderate
Jun6High
Jul6High
Aug5Moderate
Sep3Moderate
Oct1Low
Nov1Low
Dec0Low
Location & terrain

Where is Tver?

Tver sits at 56.9°N, 35.9°E, 132 m above sea level, in Russia. The nearest listed city is Konakovo, 56 km away.

Topography around Tver

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

Within 3 km, the terrain around Tver has only modest variations in elevation — a maximum elevation change of 37 m around an average of 135 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 117 m; within 80 km, only modest variations in elevation — a maximum elevation change of 190 m.

The land around Tver is covered by artificial surfaces (59%) and trees (28%) within 3 km, trees (58%) within 16 km, and trees (69%) within 80 km.

3 km
37 m
16 km
117 m
80 km
190 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Konakovo 56 km · Torzhok 61 km · Klin 77 km · Dubna 79 km · Kimry 89 km · Volokolamsk 92 km · gorod Solnetchnogorsk 100 km · Solnechnogorsk 100 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 Tver (56.8584°, 35.9006°, elevation 132 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).