Jelgava weather in August

In August, Jelgava sees average daytime highs of 22°C and overnight lows near 13°C, with 66 mm of rain across 12.1 wet days and about 14.9 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 20°C by the end. The sky is clear or mostly clear about 23% of the time in August, and the air most often feels dry.

Daylight stretches from about 16 hours at the start of August to 13 h 48 min by month's end. Set against the rest of the year, August is Jelgava's 4th-clearest and 12th-windiest month. For the whole year in context, see Jelgava's year-round climate.

Daytime high
22°
2nd warmest
Overnight low
13°
11th coldest
Rainfall
66 mm
12.1 wet days
Daylight
14 h 54 min
5:01 AM – 7:57 PM
Cloud cover
62%
4th clearest
Wind
11 km/h
12th windiest
Solar energy
4.35 kWh/m²
Travel score
6.3
out of 10

Jelgava is state city in central Latvia.

Density
905/km²
people per km²
Founded
1226

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 20°C by the end.

A typical August day in Jelgava reaches about 22°C in the afternoon and slips back to 13°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 27°C. Set against its neighbours, August runs on par with July and about 5°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12314
22314
32314
42314
52314
62314
72314
82314
92314
102314
112314
122314
132213
142213
152213
162213
172213
182213
192213
202213
212113
222113
232112
242112
252112
262112
272112
282012
292012
302012
312011

How August really feels in Jelgava

Once humidity and wind are folded in, August 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

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Jelgava weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -5°389.76.77.20.0
Feb / -5°348.86.49.10.0
Mar / -2°359.54.311.40.2
Apr11° / 419.51.313.92.8
May17° / 5510.8016.15.3
Jun20° / 11°7311.7017.46.0
Jul23° / 14°7412.5016.96.4
Aug22° / 13°6612.1014.96.3
Sep17° / 5310.1012.55.2
Oct10° / 5911.40.6102.3
Nov / 4610.93.17.80.2
Dec / -2°39106.36.60.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 57%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34852
44852
54852
64852
74753
84753
94753
104753
114654
124555
134555
144555
154456
164456
174555
184357
194357
204258
214258
224159
234060
244060
253961
263961
273862
283763
293763
303862
313763

Chance of precipitation in August

Any precipitation

Jelgava gets around 66 mm of rain over 12.1 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 38% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
236
336
436
537
637
737
837
938
1038
1138
1238
1338
1439
1539
1639
1739
1839
1939
2040
2140
2240
2339
2439
2539
2639
2739
2839
2939
3039
3138

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the dry band about 49% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13442214
23542203
33542203
43642193
53741183
63841183
73941173
84041163
94141153
104240153
114340143
124440133
134539133
144639123
154739113
164838113
174938102
18513892
19523792
20533782
21533782
22553672
23573571
24583561
25603451
26613351
27633241
28643240
29663130
30673030
31702820

Wind in August

Winds average 11 km/h in August, the calmest month.

Across August, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 16 hours at the start of August to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 132 minutes over August. Sunrise moves from 4:31 AM to 5:32 AM, and sunset from 8:31 PM to 7:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.04:318:31
215.94:338:29
315.94:358:27
415.84:378:25
515.74:398:23
615.74:418:21
715.64:438:19
815.54:458:16
915.54:478:14
1015.44:498:12
1115.34:518:09
1215.24:538:07
1315.24:558:05
1415.14:578:02
1515.04:598:00
1614.95:017:57
1714.95:037:55
1814.85:057:52
1914.75:077:50
2014.65:097:47
2114.65:117:45
2214.55:147:42
2314.45:167:40
2414.35:187:37
2514.25:207:34
2614.25:227:32
2714.15:247:29
2814.05:267:26
2913.95:287:24
3013.85:307:21
3113.85:327:18

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.35 kWh/m².

For context, solar energy here swings from a low near 0.3 kWh/m² to a high of 5.7 kWh/m² in June across the year — August's 4.35 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
44.9Bright
54.9Bright
64.8Bright
74.8Bright
84.7Bright
94.7Bright
104.6Bright
114.6Bright
124.5Bright
134.5Bright
144.4Bright
154.4Bright
164.3Bright
174.3Bright
184.2Bright
194.2Bright
204.1Bright
214.1Bright
224.0Bright
234.0Moderate
243.9Moderate
253.9Moderate
263.8Moderate
273.8Moderate
283.7Moderate
293.6Moderate
303.6Moderate
313.5Moderate
Planning a trip in August

Is August a good time to visit Jelgava?

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

6.3
Sightseeing
2nd-best month of the year
4.3
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Jelgava for sightseeing.

What to pack for Jelgava in August

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

In August, Jelgava sees daytime highs around 22°C and nights near 13°C. Worth packing: rain gear. About 12 days see rain.

rain gear

Sea temperature near Jelgava in August

The nearest coast averages about 19°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 53 km away) is warmest in August at about 19°C and coldest in March near 1°C.

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

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan2Bracing
Feb1Bracing
Mar1Bracing
Apr3Bracing
May8Bracing
Jun14Bracing
Jul18Cool
Aug19Cool
Sep16Cool
Oct11Bracing
Nov8Bracing
Dec5Bracing

UV index in Jelgava in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Jelgava peaks around June 19 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 19UV 6Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May5Moderate
Jun6High
Jul5High
Aug5High
Sep3Moderate
Oct1Low
Nov1Low
Dec0Low

Air quality in Jelgava in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Jelgava is worst in June — around 18 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (November, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 918 µg/m³Nov 227 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb11Good
Mar15Moderate
Apr17Moderate
May18Moderate
Jun18Moderate
Jul15Moderate
Aug15Moderate
Sep12Moderate
Oct9Good
Nov7Good
Dec8Good
Location & terrain

Where is Jelgava?

Jelgava sits at 56.6°N, 23.7°E, 5 m above sea level, in Latvia. The nearest listed city is Mārupe, 35 km away.

MārupeJūrmalaRigaDārzciemsSalaspilsTukumsOgreŠiauliai

Topography around Jelgava

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

Within 3 km, the terrain around Jelgava has only modest variations in elevation — a maximum elevation change of 31 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 74 m; within 80 km, only modest variations in elevation — a maximum elevation change of 186 m.

The land around Jelgava is covered by grassland (46%), artificial surfaces (24%) and trees (23%) within 3 km, trees (42%), cropland (32%) and grassland (21%) within 16 km, and trees (40%) and cropland (35%) within 80 km.

3 km
31 m
16 km
74 m
80 km
186 m
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Mārupe 35 km · Jūrmala 36 km · Riga 41 km · Dārzciems 43 km · Salaspils 46 km · Tukums 49 km · Ogre 58 km · Šiauliai 83 km

Latvia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 57% of US
price level, 2025
GDP per capita
$26,312
2025
Happiness
6.4 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
2.5
per 100k, 2023
Road deaths
8.1
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 599
Religion
Lutheran 36%unspecified/none 24%Roman Catholic 20%Orthodox 19%

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 Jelgava (56.65°, 23.7128°, elevation 5 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. 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).