Okha weather in December
In December, Okha sees average daytime highs of -10°C and overnight lows near -14°C, with 53 mm of precipitation across 10.3 wet days and about 7.3 hours of daylight. It is the 10th-warmest and 6th-wettest month of the year here.
Highs ease over the month, from about -7°C in the first days to -12°C by the end. The sky is clear or mostly clear about 3% of the time in December, and the air most often feels dry.
Daylight stretches from about 7 h 36 min at the start of December to 7 h 18 min by month's end. Set against the rest of the year, December is Okha's 12th-clearest and 1st-windiest month. For the whole year in context, see Okha's year-round climate.
- Daytime high
- -10°
- 10th warmest
- Overnight low
- -14°
- 4th coldest
- Precipitation
- 53 mm
- 10.3 wet days
- Daylight
- 7 h 12 min
- 8:47 AM – 4:01 PM
- Cloud cover
- 88%
- 12th clearest
- Wind
- 27 km/h
- 1st windiest
- Solar energy
- 0.68 kWh/m²
- Travel score
- 0.0
- out of 10
Okha is human settlement in Okhinsky District, Sakhalin Oblast, Russia.
- Density
- 604/km²
- people per km²
- Founded
- 1880
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in December
Highs ease over the month, from about -7°C in the first days to -12°C by the end.
A typical December day in Okha reaches about -10°C in the afternoon and slips back to -14°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between -17°C and -2°C. Set against its neighbours, December runs about 8°C cooler than November and about 4°C warmer than January.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | -6 | -6 | -7 | -7 | -7 | -7 | -8 | -8 | -8 | -8 | -9 | -9 | -9 | -10 | -10 | -10 | -10 | -10 | -11 | -11 | -11 | -11 | -11 | -11 | -12 | -12 | -12 | -12 | -12 | -12 | -12 |
| Avg low (°C) | -10 | -10 | -10 | -11 | -11 | -11 | -12 | -12 | -12 | -12 | -13 | -13 | -13 | -14 | -14 | -14 | -14 | -14 | -15 | -15 | -15 | -15 | -15 | -15 | -15 | -15 | -15 | -16 | -16 | -16 | -16 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | -6 | -10 |
| 2 | -6 | -10 |
| 3 | -7 | -10 |
| 4 | -7 | -11 |
| 5 | -7 | -11 |
| 6 | -7 | -11 |
| 7 | -8 | -12 |
| 8 | -8 | -12 |
| 9 | -8 | -12 |
| 10 | -8 | -12 |
| 11 | -9 | -13 |
| 12 | -9 | -13 |
| 13 | -9 | -13 |
| 14 | -10 | -14 |
| 15 | -10 | -14 |
| 16 | -10 | -14 |
| 17 | -10 | -14 |
| 18 | -10 | -14 |
| 19 | -11 | -15 |
| 20 | -11 | -15 |
| 21 | -11 | -15 |
| 22 | -11 | -15 |
| 23 | -11 | -15 |
| 24 | -11 | -15 |
| 25 | -12 | -15 |
| 26 | -12 | -15 |
| 27 | -12 | -15 |
| 28 | -12 | -16 |
| 29 | -12 | -16 |
| 30 | -12 | -16 |
| 31 | -12 | -16 |
How December really feels in Okha
Once humidity and wind are folded in, December 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.
The story in December is cold — wind chill drags the overnight "feels like" below the raw low.
Okha weather by month
How December compares with the rest of the year at a glance. December is the 10th-warmest and 6th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -14° / -18° | 38 | 7.3 | 9.3 | 7.8 | 0.0 |
| Feb | -14° / -19° | 22 | 4.6 | 6.4 | 9.4 | 0.0 |
| Mar | -8° / -14° | 36 | 6.5 | 7.9 | 11.5 | 0.0 |
| Apr | -1° / -6° | 40 | 7.8 | 8.2 | 13.7 | 0.0 |
| May | 5° / 0° | 53 | 8.8 | 3.7 | 15.6 | 0.3 |
| Jun | 10° / 6° | 51 | 8.2 | 0 | 16.7 | 2.5 |
| Jul | 15° / 11° | 62 | 7.6 | 0 | 16.3 | 4.6 |
| Aug | 16° / 12° | 84 | 10.5 | 0 | 14.6 | 5.0 |
| Sep | 13° / 10° | 76 | 10.8 | 0 | 12.5 | 3.7 |
| Oct | 6° / 3° | 87 | 13.5 | 3.8 | 10.3 | 0.7 |
| Nov | -2° / -5° | 83 | 16.2 | 16.9 | 8.3 | 0.0 |
| Dec | -10° / -14° | 53 | 10.3 | 13.6 | 7.3 | 0.0 |
Cloud cover in December
The sky is clear or mostly clear about 3% of the time in December, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 6% of December, with mostly cloudy or overcast conditions the remaining 91%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 11 | 11 | 11 | 10 | 10 | 11 | 11 | 10 | 10 | 10 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Cloudier (%) | 89 | 89 | 89 | 90 | 90 | 89 | 89 | 90 | 90 | 90 | 91 | 90 | 90 | 91 | 91 | 91 | 91 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 11 | 89 |
| 2 | 11 | 89 |
| 3 | 11 | 89 |
| 4 | 10 | 90 |
| 5 | 10 | 90 |
| 6 | 11 | 89 |
| 7 | 11 | 89 |
| 8 | 10 | 90 |
| 9 | 10 | 90 |
| 10 | 10 | 90 |
| 11 | 9 | 91 |
| 12 | 10 | 90 |
| 13 | 10 | 90 |
| 14 | 9 | 91 |
| 15 | 9 | 91 |
| 16 | 9 | 91 |
| 17 | 9 | 91 |
| 18 | 8 | 92 |
| 19 | 8 | 92 |
| 20 | 8 | 92 |
| 21 | 8 | 92 |
| 22 | 8 | 92 |
| 23 | 8 | 92 |
| 24 | 8 | 92 |
| 25 | 8 | 92 |
| 26 | 8 | 92 |
| 27 | 8 | 92 |
| 28 | 8 | 92 |
| 29 | 8 | 92 |
| 30 | 8 | 92 |
| 31 | 8 | 92 |
Chance of precipitation in December
Okha gets around 53 mm of rain and snow over 10.3 wet days in December. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 33% and peaks near 46% on the wettest days, and about 14 days bring snow. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 46 | 45 | 45 | 44 | 43 | 42 | 41 | 40 | 39 | 38 | 37 | 36 | 35 | 33 | 32 | 32 | 31 | 30 | 29 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 |
| Snow chance (%) | 57 | 56 | 55 | 55 | 54 | 54 | 53 | 52 | 51 | 50 | 49 | 48 | 47 | 46 | 44 | 43 | 42 | 41 | 39 | 38 | 38 | 37 | 36 | 35 | 35 | 34 | 34 | 34 | 34 | 33 | 33 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 46 | 57 |
| 2 | 45 | 56 |
| 3 | 45 | 55 |
| 4 | 44 | 55 |
| 5 | 43 | 54 |
| 6 | 42 | 54 |
| 7 | 41 | 53 |
| 8 | 40 | 52 |
| 9 | 39 | 51 |
| 10 | 38 | 50 |
| 11 | 37 | 49 |
| 12 | 36 | 48 |
| 13 | 35 | 47 |
| 14 | 33 | 46 |
| 15 | 32 | 44 |
| 16 | 32 | 43 |
| 17 | 31 | 42 |
| 18 | 30 | 41 |
| 19 | 29 | 39 |
| 20 | 28 | 38 |
| 21 | 28 | 38 |
| 22 | 27 | 37 |
| 23 | 27 | 36 |
| 24 | 26 | 35 |
| 25 | 26 | 35 |
| 26 | 26 | 34 |
| 27 | 26 | 34 |
| 28 | 25 | 34 |
| 29 | 25 | 34 |
| 30 | 25 | 33 |
| 31 | 25 | 33 |
Humidity in December
Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Dry (%) | |
|---|---|
| 1 | 100 |
| 2 | 100 |
| 3 | 100 |
| 4 | 100 |
| 5 | 100 |
| 6 | 100 |
| 7 | 100 |
| 8 | 100 |
| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
| 12 | 100 |
| 13 | 100 |
| 14 | 100 |
| 15 | 100 |
| 16 | 100 |
| 17 | 100 |
| 18 | 100 |
| 19 | 100 |
| 20 | 100 |
| 21 | 100 |
| 22 | 100 |
| 23 | 100 |
| 24 | 100 |
| 25 | 100 |
| 26 | 100 |
| 27 | 100 |
| 28 | 100 |
| 29 | 100 |
| 30 | 100 |
| 31 | 100 |
Wind in December
Winds average 27 km/h in December, the windiest month of the year.
Across December, daily wind ranges from about 27 km/h on the calmest days to 27 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
| Feels | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 27 | breezy |
| 2 | 27 | breezy |
| 3 | 27 | breezy |
| 4 | 27 | breezy |
| 5 | 27 | breezy |
| 6 | 27 | breezy |
| 7 | 27 | breezy |
| 8 | 27 | breezy |
| 9 | 27 | breezy |
| 10 | 27 | breezy |
| 11 | 27 | breezy |
| 12 | 27 | breezy |
| 13 | 27 | breezy |
| 14 | 27 | breezy |
| 15 | 27 | breezy |
| 16 | 27 | breezy |
| 17 | 27 | breezy |
| 18 | 27 | breezy |
| 19 | 27 | breezy |
| 20 | 27 | breezy |
| 21 | 27 | breezy |
| 22 | 27 | breezy |
| 23 | 27 | breezy |
| 24 | 27 | breezy |
| 25 | 27 | breezy |
| 26 | 27 | breezy |
| 27 | 27 | breezy |
| 28 | 27 | breezy |
| 29 | 27 | breezy |
| 30 | 27 | breezy |
| 31 | 27 | breezy |
Sunrise & sunset in December
Daylight runs from about 7 h 36 min at the start of December to 7 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 18 minutes over December. Sunrise moves from 8:30 AM to 8:53 AM, and sunset from 4:06 PM to 4:10 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 7.6 | 7.6 | 7.5 | 7.5 | 7.5 | 7.4 | 7.4 | 7.4 | 7.4 | 7.3 | 7.3 | 7.3 | 7.3 | 7.3 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.3 | 7.3 |
| Sunrise (AM) | 8:30 | 8:32 | 8:33 | 8:34 | 8:36 | 8:37 | 8:38 | 8:39 | 8:41 | 8:42 | 8:43 | 8:44 | 8:45 | 8:46 | 8:47 | 8:47 | 8:48 | 8:49 | 8:50 | 8:50 | 8:51 | 8:51 | 8:52 | 8:52 | 8:52 | 8:53 | 8:53 | 8:53 | 8:53 | 8:53 | 8:53 |
| Sunset (PM) | 4:06 | 4:05 | 4:04 | 4:04 | 4:03 | 4:03 | 4:02 | 4:02 | 4:02 | 4:02 | 4:01 | 4:01 | 4:01 | 4:01 | 4:01 | 4:01 | 4:01 | 4:02 | 4:02 | 4:02 | 4:03 | 4:03 | 4:04 | 4:04 | 4:05 | 4:05 | 4:06 | 4:07 | 4:08 | 4:09 | 4:10 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 7.6 | 8:30 | 4:06 |
| 2 | 7.6 | 8:32 | 4:05 |
| 3 | 7.5 | 8:33 | 4:04 |
| 4 | 7.5 | 8:34 | 4:04 |
| 5 | 7.5 | 8:36 | 4:03 |
| 6 | 7.4 | 8:37 | 4:03 |
| 7 | 7.4 | 8:38 | 4:02 |
| 8 | 7.4 | 8:39 | 4:02 |
| 9 | 7.4 | 8:41 | 4:02 |
| 10 | 7.3 | 8:42 | 4:02 |
| 11 | 7.3 | 8:43 | 4:01 |
| 12 | 7.3 | 8:44 | 4:01 |
| 13 | 7.3 | 8:45 | 4:01 |
| 14 | 7.3 | 8:46 | 4:01 |
| 15 | 7.2 | 8:47 | 4:01 |
| 16 | 7.2 | 8:47 | 4:01 |
| 17 | 7.2 | 8:48 | 4:01 |
| 18 | 7.2 | 8:49 | 4:02 |
| 19 | 7.2 | 8:50 | 4:02 |
| 20 | 7.2 | 8:50 | 4:02 |
| 21 | 7.2 | 8:51 | 4:03 |
| 22 | 7.2 | 8:51 | 4:03 |
| 23 | 7.2 | 8:52 | 4:04 |
| 24 | 7.2 | 8:52 | 4:04 |
| 25 | 7.2 | 8:52 | 4:05 |
| 26 | 7.2 | 8:53 | 4:05 |
| 27 | 7.2 | 8:53 | 4:06 |
| 28 | 7.2 | 8:53 | 4:07 |
| 29 | 7.2 | 8:53 | 4:08 |
| 30 | 7.3 | 8:53 | 4:09 |
| 31 | 7.3 | 8:53 | 4:10 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 0.68 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 0.68 kWh/m² to a high of 5.72 kWh/m² in May across the year — December's 0.68 kWh/m² sits near the bottom.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.8 |
| Level | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 0.7 | Dim |
| 2 | 0.7 | Dim |
| 3 | 0.7 | Dim |
| 4 | 0.7 | Dim |
| 5 | 0.7 | Dim |
| 6 | 0.7 | Dim |
| 7 | 0.7 | Dim |
| 8 | 0.7 | Dim |
| 9 | 0.7 | Dim |
| 10 | 0.7 | Dim |
| 11 | 0.7 | Dim |
| 12 | 0.7 | Dim |
| 13 | 0.7 | Dim |
| 14 | 0.7 | Dim |
| 15 | 0.7 | Dim |
| 16 | 0.7 | Dim |
| 17 | 0.7 | Dim |
| 18 | 0.7 | Dim |
| 19 | 0.7 | Dim |
| 20 | 0.7 | Dim |
| 21 | 0.7 | Dim |
| 22 | 0.7 | Dim |
| 23 | 0.7 | Dim |
| 24 | 0.7 | Dim |
| 25 | 0.7 | Dim |
| 26 | 0.7 | Dim |
| 27 | 0.7 | Dim |
| 28 | 0.7 | Dim |
| 29 | 0.7 | Dim |
| 30 | 0.7 | Dim |
| 31 | 0.8 | Dim |
Is December a good time to visit Okha?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a weaker month for outdoor sightseeing in Okha.
What to pack for Okha in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Okha sees daytime highs around -10°C and nights near -14°C. Pack a warm layer and a heavy coat. Worth having: rain gear and a windbreaker. About 10 days see rain.
Sea temperature near Okha in December
The nearest coast averages about -0°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 13°C and coldest in March near -1°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | -1 | -1 | -1 | -1 | 0 | 5 | 11 | 13 | 11 | 7 | 3 | 0 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | -1 | Bracing |
| Feb | -1 | Bracing |
| Mar | -1 | Bracing |
| Apr | -1 | Bracing |
| May | 0 | Bracing |
| Jun | 5 | Bracing |
| Jul | 11 | Bracing |
| Aug | 13 | Bracing |
| Sep | 11 | Bracing |
| Oct | 7 | Bracing |
| Nov | 3 | Bracing |
| Dec | 0 | Bracing |
UV index in Okha in December
Clear-sky midday UV in December peaks around 0. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Okha peaks around August 10 at about 5 (high) — a little sun protection helps at midday. It bottoms out near December 18 at about 0 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 1 | 2 | 3 | 4 | 5 | 5 | 5 | 3 | 2 | 1 | 0 |
| Level | Low | Low | Low | Moderate | Moderate | High | High | High | Moderate | Low | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 1 | Low |
| Mar | 2 | Low |
| Apr | 3 | Moderate |
| May | 4 | Moderate |
| Jun | 5 | High |
| Jul | 5 | High |
| Aug | 5 | High |
| Sep | 3 | Moderate |
| Oct | 2 | Low |
| Nov | 1 | Low |
| Dec | 0 | Low |
Air quality in Okha in December
Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.
Air quality in Okha is worst in September — around 21 µg/m³ PM2.5 (moderate), about 7.9× the cleanest month (January, 3 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 3 | 4 | 11 | 12 | 9 | 7 | 10 | 12 | 21 | 9 | 5 | 4 |
| Level | Good | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 3 | Good |
| Feb | 4 | Good |
| Mar | 11 | Good |
| Apr | 12 | Good |
| May | 9 | Good |
| Jun | 7 | Good |
| Jul | 10 | Good |
| Aug | 12 | Moderate |
| Sep | 21 | Moderate |
| Oct | 9 | Good |
| Nov | 5 | Good |
| Dec | 4 | Good |
Where is Okha?
Okha sits at 53.6°N, 143.0°E, 25 m above sea level, in Russia. The nearest listed city is Nikolayevsk-on-Amure, 156 km away.
Topography around Okha
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Okha.
Within 3 km, the terrain around Okha has only modest variations in elevation — a maximum elevation change of 78 m around an average of 24 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 103 m; within 80 km, significant variations in elevation — a maximum elevation change of 585 m.
The land around Okha is covered by trees (48%) and grassland (29%) within 3 km, trees (49%) and water (37%) within 16 km, and water (53%) and trees (36%) within 80 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
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 Okha (53.5949°, 142.9528°, elevation 25 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).