Weather in Mariinsk on 18 August 2026
Preliminary outlook for 18 August 2026
A preliminary estimate based on the 2019–2025 archive: daytime around +22°C and nighttime around +12°C, average precipitation 0.3 mm, wind around 3 m/s, humidity around 78%.
This is a climate-based estimate, not a precise long-range forecast. It is replaced by hourly data when the date enters the forecast window.
+17°C
Weather archive — latest year: 2025
Light rain shower
Weather archive — latest year: 2025
Nighttime: +14°C
Precipitation: 0.3 mm
Wind: 4 — 5 m/s
Humidity: 83%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +23°C | Sun hours | 9 h |
| UV index | 4 | Cloud cover (avg.) | 78% |
| Pressure (avg.) | 755 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 206° ↓ (SSW) |
Sunrise
05:45
Duration
14 h 54 min
Sunset
20:39
Moonrise
23:37
Moonset
18:36
Moon phase
Last Quarter
Illumination
29%
+18°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +13°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 76%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +24°C | Sun hours | 14 h |
| UV index | 5 | Cloud cover (avg.) | 23% |
| Pressure (avg.) | 755 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 175° → (ESE) |
Sunrise
05:46
Duration
14 h 53 min
Sunset
20:39
Moonrise
20:43
Moonset
02:30
Moon phase
Waxing Gibbous
Illumination
93%
+12°C
Weather archive — for 2023 year
Patchy rain nearby
Weather archive — for 2023 year
Nighttime: +10°C
Precipitation: 0.9 mm
Wind: 4 — 4 m/s
Humidity: 90%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +16°C | Sun hours | 6 h |
| UV index | 3 | Cloud cover (avg.) | 87% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +11°C | Dew point (avg.) | +11°C |
| Heat index (avg.) | +12°C | Wind chill (avg.) | +11°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 256° ← (W) |
Sunrise
05:44
Duration
14 h 56 min
Sunset
20:40
Moonrise
07:24
Moonset
21:30
Moon phase
Waxing Crescent
Illumination
9%
+10°C
Weather archive — for 2022 year
Patchy rain nearby
Weather archive — for 2022 year
Nighttime: +7°C
Precipitation: 1 mm
Wind: 2 — 4 m/s
Humidity: 90%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +14°C | Sun hours | 1 h |
| UV index | 4 | Cloud cover (avg.) | 88% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +10°C | Dew point (avg.) | +8°C |
| Heat index (avg.) | +11°C | Wind chill (avg.) | +10°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 187° ↓ (SSW) |
Sunrise
05:45
Duration
14 h 55 min
Sunset
20:40
Moonrise
22:35
Moonset
13:55
Moon phase
Waning Gibbous
Illumination
54%
+18°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +11°C
Precipitation: 0 mm
Wind: 2 — 2 m/s
Humidity: 69%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +24°C | Sun hours | 15 h |
| UV index | 5 | Cloud cover (avg.) | 3% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +11°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 120° → (E) |
Sunrise
05:45
Duration
14 h 54 min
Sunset
20:39
Moonrise
18:40
Moonset
No moonset
Moon phase
Waxing Gibbous
Illumination
69%
+22°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 75%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 15 h |
| UV index | 6 | Cloud cover (avg.) | 20% |
| Pressure (avg.) | 752 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 7 km | Sea temperature | — |
| Feels like (avg.) | +22°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +22°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 114° ↘ (SE) |
Sunrise
05:46
Duration
14 h 53 min
Sunset
20:39
Moonrise
03:50
Moonset
20:52
Moon phase
New Moon
Illumination
0%
+19°C
Weather archive — for 2019 year
Partly Cloudy
Weather archive — for 2019 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 60%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 15 h |
| UV index | 5 | Cloud cover (avg.) | 27% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +21°C | Dew point (avg.) | +11°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 48° ↗ (NE) |
Sunrise
05:44
Duration
14 h 57 min
Sunset
20:41
Moonrise
21:57
Moonset
08:19
Moon phase
Waning Gibbous
Illumination
78%
Weather in Mariinsk on 18 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+23°C
|
+14°C
|
+17°C | 9 h | 4 | 83% | 4 — 5 m/s |
| 2024 |
+24°C
|
+13°C
|
+18°C | 14 h | 5 | 76% | 2 — 3 m/s |
| 2023 |
+16°C
|
+10°C
|
+12°C | 6 h | 3 | 90% | 4 — 4 m/s |
| 2022 |
+14°C
|
+7°C
|
+10°C | 1 h | 4 | 90% | 2 — 4 m/s |
| 2021 |
+24°C
|
+11°C
|
+18°C | 15 h | 5 | 69% | 2 — 2 m/s |
| 2020 |
+28°C
|
+15°C
|
+22°C | 15 h | 6 | 75% | 2 — 3 m/s |
| 2019 |
+25°C
|
+15°C
|
+19°C | 15 h | 5 | 60% | 2 — 3 m/s |