Valga weather in September

In September, Valga sees average daytime highs of 16°C and overnight lows near 8°C, with 54 mm of rain across 10.5 wet days and about 12.5 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 14°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 48 min at the start of September to 11 h 18 min by month's end. Set against the rest of the year, September is Valga's 6th-clearest and 7th-windiest month. For the whole year in context, see Valga's year-round climate.

Daytime high
16°
5th warmest
Overnight low
9th coldest
Rainfall
54 mm
10.5 wet days
Daylight
12 h 30 min
5:55 AM – 6:25 PM
Cloud cover
69%
6th clearest
Wind
13 km/h
7th windiest
Solar energy
2.51 kWh/m²
Travel score
4.8
out of 10

Valga is town in southern Estonia.

Density
708/km²
people per km²
Founded
1286

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 19°C in the first days to 14°C by the end.

A typical September day in Valga reaches about 16°C in the afternoon and slips back to 8°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 21°C. Set against its neighbours, September runs about 5°C cooler than August and about 7°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11910
21910
31910
4189
5189
6189
7189
8189
9179
10179
11179
12178
13178
14168
15168
16168
17168
18167
19157
20157
21157
22157
23157
24147
25146
26146
27146
28146
29136
30136

How September really feels in Valga

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.

Valga weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -7°4510.99.370.0
Feb-2° / -7°399.98.38.90.0
Mar / -4°40105.611.40.1
Apr11° / 419.41.9142.6
May17° / 5610.70.216.35.2
Jun20° / 10°8513.1017.75.7
Jul22° / 13°7512.4017.16.4
Aug21° / 12°8212.7015.16.0
Sep16° / 5410.5012.54.8
Oct / 6812.51101.8
Nov / -0°5511.74.27.60.1
Dec-0° / -4°4711.68.26.30.0

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 17% of September, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13367
23367
33367
43466
53466
63466
73466
83466
93466
103466
113565
123565
133466
143466
153466
163466
173466
183466
193466
203466
213466
223367
233367
243367
253367
263268
273268
283169
293169
303070

Chance of precipitation in September

Any precipitation

Valga gets around 54 mm of rain over 10.5 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 36% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
140
239
339
438
538
637
737
837
937
1036
1136
1236
1335
1435
1535
1634
1734
1834
1934
2033
2133
2233
2333
2434
2534
2634
2735
2835
2936
3036

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 90% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
177212
278202
380191
481181
581181
682171
783161
884151
985141
1086131
1187121
1288111
1389101
149091
159181
169271
179361
189460
199550
209640
219640
229730
239730
249730
259730
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 14 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
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 48 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 150 minutes over September. Sunrise moves from 5:23 AM to 6:26 AM, and sunset from 7:08 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.85:237:08
213.75:257:06
313.65:277:03
413.55:297:00
513.45:316:57
613.35:346:54
713.35:366:51
813.25:386:48
913.15:406:45
1013.05:426:42
1112.95:456:39
1212.85:476:37
1312.75:496:34
1412.75:516:31
1512.65:536:28
1612.55:556:25
1712.45:586:22
1812.36:006:19
1912.26:026:16
2012.16:046:13
2112.16:066:10
2212.06:096:07
2311.96:116:04
2411.86:136:01
2511.76:155:59
2611.66:175:56
2711.66:205:53
2811.56:225:50
2911.46:245:47
3011.36:265:44

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.51 kWh/m².

For context, solar energy here swings from a low near 0.25 kWh/m² to a high of 5.38 kWh/m² in June across the year — September's 2.51 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.2Moderate
23.1Moderate
33.1Moderate
43.0Moderate
53.0Moderate
63.0Moderate
72.9Moderate
82.9Moderate
92.8Moderate
102.8Moderate
112.7Moderate
122.7Moderate
132.6Moderate
142.6Moderate
152.5Moderate
162.5Moderate
172.5Moderate
182.4Moderate
192.4Moderate
202.3Moderate
212.3Moderate
222.2Moderate
232.2Moderate
242.1Moderate
252.1Moderate
262.0Moderate
272.0Dim
281.9Dim
291.9Dim
301.8Dim
Planning a trip in September

Is September a good time to visit Valga?

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

4.8
Sightseeing
5th-best month of the year
0.9
Beach & pool
5th-best month of the year

September is a reasonable time to visit Valga for sightseeing.

What to pack for Valga in September

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

In September, Valga sees daytime highs around 16°C and nights near 8°C. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

UV index in Valga 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 Valga peaks around June 21 at about 6 (high) — a little sun protection helps at midday. 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 21UV 6Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun6High
Jul5High
Aug5Moderate
Sep3Moderate
Oct1Low
Nov1Low
Dec0Low
Location & terrain

Where is Valga?

Valga sits at 57.8°N, 26.0°E, 0 m above sea level, in Estonia. The nearest listed city is Otepää, 41 km away.

OtepääValmieraViljandiTartuPärnu

Topography around Valga

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

Within 3 km, the terrain around Valga has only modest variations in elevation — a maximum elevation change of 58 m around an average of 63 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 108 m; within 80 km, significant variations in elevation — a maximum elevation change of 303 m.

The land around Valga is covered by trees (54%) and grassland (26%) within 3 km, trees (70%) within 16 km, and trees (66%) within 80 km.

3 km
58 m
16 km
108 m
80 km
303 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Otepää 41 km · Valmiera 45 km · Cēsis 69 km · Viljandi 70 km · Tartu 78 km · Sigulda 99 km · Madona 103 km · Pärnu 113 km

Estonia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 66% of US
price level, 2025
GDP per capita
$34,418
2025
Happiness
6.4 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
1.5
per 100k, 2023
Road deaths
4.5
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 561
Religion
none 58%Orthodox 17%Protestant 9%other 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 Valga (57.7778°, 26.0473°, elevation 0 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).