Grytviken weather in July

In July, Grytviken sees average daytime highs of -2°C and overnight lows near -5°C, with 118 mm of precipitation across 18.4 wet days and about 7.6 hours of daylight. It is the 12th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near -2°C through the month. The sky is clear or mostly clear about 3% of the time in July, and the air most often feels dry.

Daylight stretches from about 7 h 06 min at the start of July to 8 h 18 min by month's end. Set against the rest of the year, July is Grytviken's 7th-clearest and 2nd-windiest month. For the whole year in context, see Grytviken's year-round climate.

Daytime high
-2°
12th warmest
Overnight low
-5°
1st coldest
Precipitation
118 mm
18.4 wet days
Daylight
7 h 36 min
8:45 AM – 4:18 PM
Cloud cover
83%
7th clearest
Wind
20 km/h
2nd windiest
Solar energy
0.72 kWh/m²
Travel score
0.0
out of 10

Grytviken is abandoned whaling station; settlement on the island of South Georgia–South Sandwich Islands.

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near -2°C through the month.

A typical July day in Grytviken reaches about -2°C in the afternoon and slips back to -5°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between -6°C and 1°C. Set against its neighbours, July runs on par with June and on par with August.

-10°-5°151015202531
Avg high (°C)Avg low (°C)
1-2-5
2-2-5
3-2-5
4-2-5
5-2-5
6-2-5
7-2-5
8-2-5
9-2-5
10-2-5
11-2-5
12-2-5
13-2-5
14-2-5
15-2-5
16-2-5
17-2-5
18-2-5
19-2-5
20-2-5
21-2-5
22-2-5
23-2-5
24-2-5
25-2-5
26-2-5
27-2-5
28-2-5
29-2-5
30-2-5
31-2-5

How July really feels in Grytviken

Once humidity and wind are folded in, July averages 0 days that feel above 32°C and 31 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
31
31 feel bitter (≤ -10°C)

The story in July is cold — wind chill drags the overnight "feels like" below the raw low.

Grytviken weather by month

How July compares with the rest of the year at a glance. July is the 12th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 12019.513.516.30.0
Feb / 11518.111.314.70.0
Mar / 13920.313.112.50.0
Apr / -1°13119.216.310.30.0
May-0° / -3°11919.218.78.30.0
Jun-2° / -5°11517.819.47.20.0
Jul-2° / -5°11818.420.87.60.0
Aug-2° / -5°12118.921.19.30.0
Sep-1° / -4°11317.219.311.50.0
Oct-0° / -3°10918.518.313.80.0
Nov / -2°10617.516.215.80.0
Dec / -1°108191616.80.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 9% of July, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11387
21387
31387
41387
51387
61387
71486
81585
91585
101585
111585
121585
131387
141387
151387
161387
171288
181288
191288
201288
211288
221288
231288
241288
251189
261189
271189
281189
291189
301189
311189

Chance of precipitation in July

Any precipitationSnow

Grytviken gets around 118 mm of rain and snow over 18.4 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 60% and peaks near 63% on the wettest days, and about 21 days bring snow.

0%20%40%60%80%151015202531
Rain chance (%)Snow chance (%)
15965
25966
35866
45866
55866
65866
75766
85766
95766
105765
115765
125765
135765
145765
155865
165865
175965
185965
196066
206066
216167
226167
236268
246269
256269
266370
276370
286371
296371
306371
316270

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in July

Winds average 20 km/h in July.

Across July, daily wind ranges from about 20 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120breezy
220breezy
320breezy
420breezy
520breezy
620breezy
720breezy
820breezy
920breezy
1020breezy
1120breezy
1220breezy
1320breezy
1420breezy
1520breezy
1620breezy
1720breezy
1820breezy
1920breezy
2020breezy
2120breezy
2220breezy
2320breezy
2420breezy
2520breezy
2620breezy
2720breezy
2820breezy
2920breezy
3020breezy
3120breezy

Sunrise & sunset in July

DaylightNight

Daylight runs from about 7 h 06 min at the start of July to 8 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 72 minutes over July. Sunrise moves from 8:56 AM to 8:23 AM, and sunset from 4:03 PM to 4:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
17.18:564:03
27.18:554:04
37.28:554:05
47.28:544:05
57.28:544:06
67.28:534:07
77.38:534:08
87.38:524:09
97.38:514:10
107.38:514:11
117.48:504:12
127.48:494:13
137.48:484:15
147.58:474:16
157.58:464:17
167.68:454:18
177.68:444:20
187.68:434:21
197.78:414:23
207.78:404:24
217.88:394:25
227.88:374:27
237.98:364:28
247.98:344:30
258.08:334:32
268.08:314:33
278.18:304:35
288.18:284:36
298.28:264:38
308.38:254:40
318.38:234:41

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 0.72 kWh/m².

For context, solar energy here swings from a low near 0.56 kWh/m² to a high of 6.67 kWh/m² in December across the year — July's 0.72 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.6Dim
20.6Dim
30.6Dim
40.6Dim
50.6Dim
60.6Dim
70.6Dim
80.6Dim
90.6Dim
100.6Dim
110.7Dim
120.7Dim
130.7Dim
140.7Dim
150.7Dim
160.7Dim
170.7Dim
180.7Dim
190.8Dim
200.8Dim
210.8Dim
220.8Dim
230.8Dim
240.8Dim
250.8Dim
260.9Dim
270.9Dim
280.9Dim
290.9Dim
300.9Dim
311.0Dim
Planning a trip in July

Is July a good time to visit Grytviken?

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

0.0
Sightseeing
1st-best month of the year
Beach & pool
never really warm enough

July is a weaker month for outdoor sightseeing in Grytviken.

What to pack for Grytviken in July

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

In July, Grytviken sees daytime highs around -2°C and nights near -5°C. Pack a warm layer, a heavy coat and rain gear. Worth having: a windbreaker. About 18 days see rain.

a warm layera heavy coatrain geara windbreaker

Sea temperature near Grytviken in July

The nearest coast averages about 1°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 19 km away) is warmest in February at about 4°C and coldest in August near 0°C.

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

-2°0°2°4°6°JanFebMarAprMayJunJulAugSepOctNovDecbracing
Sea temperature (°C)Comfort
Jan3Bracing
Feb4Bracing
Mar4Bracing
Apr3Bracing
May2Bracing
Jun1Bracing
Jul1Bracing
Aug0Bracing
Sep0Bracing
Oct1Bracing
Nov2Bracing
Dec3Bracing

UV index in Grytviken in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Grytviken peaks around December 16 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near June 16 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highModerateLowModerateVery highDec 16UV 10Jun 16UV 0
UV index (midday)Level
Jan8Very high
Feb7Very high
Mar4Moderate
Apr2Moderate
May1Low
Jun0Low
Jul1Low
Aug1Low
Sep3Moderate
Oct7Very high
Nov8Very high
Dec10Very high
Location & terrain

Where is Grytviken?

Grytviken sits at 54.3°S, 36.5°W, 4 m above sea level, in South Georgia and the South Sandwich Islands. The nearest listed city is Stanley, 1,452 km away.

Topography around Grytviken

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

Within 3 km, the terrain around Grytviken has significant variations in elevation — a maximum elevation change of 589 m around an average of 172 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,359 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,915 m.

The land around Grytviken is covered by bare terrain (59%) and water (24%) within 3 km, water (46%), snow and ice (24%) and bare terrain (22%) within 16 km, and water (76%) within 80 km.

3 km
589 m
16 km
2,359 m
80 km
2,915 m
grasslandbare terrainsnow and icewaterwetlandmoss and lichen
July weather nearby: Stanley 1,452 km · Río Grande 2,022 km · Ushuaia 2,035 km · Puerto Deseado 2,161 km · Río Gallegos 2,193 km · Punta Arenas 2,244 km · Caleta Olivia 2,342 km · Pico Truncado 2,349 km

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Grytviken (-54.2811°, -36.5092°, elevation 4 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).