Weather in Tomsk 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 0.1 mm, wind around 2 m/s, humidity around 76%.
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.
+16°C
Weather archive — latest year: 2025
Light rain shower
Weather archive — latest year: 2025
Nighttime: +13°C
Precipitation: 0.6 mm
Wind: 3 — 5 m/s
Humidity: 85%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 8 h |
| UV index | 4 | Cloud cover (avg.) | 80% |
| Pressure (avg.) | 753 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 5 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.) | 6 m/s | Wind direction (avg.) | 192° ↓ (SSW) |
Sunrise
05:55
Duration
14 h 56 min
Sunset
20:51
Moonrise
23:45
Moonset
18:52
Moon phase
Last Quarter
Illumination
29%
+17°C
Weather archive — for 2024 year
Partly Cloudy
Weather archive — for 2024 year
Nighttime: +12°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 73%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +24°C | Sun hours | 13 h |
| UV index | 5 | Cloud cover (avg.) | 46% |
| Pressure (avg.) | 755 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 161° ↓ (SSW) |
Sunrise
05:56
Duration
14 h 55 min
Sunset
20:51
Moonrise
20:56
Moonset
02:39
Moon phase
Waxing Gibbous
Illumination
93%
+14°C
Weather archive — for 2023 year
Patchy rain nearby
Weather archive — for 2023 year
Nighttime: +10°C
Precipitation: 0.1 mm
Wind: 3 — 3 m/s
Humidity: 73%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +19°C | Sun hours | 12 h |
| UV index | 3 | Cloud cover (avg.) | 64% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +13°C | Dew point (avg.) | +9°C |
| Heat index (avg.) | +14°C | Wind chill (avg.) | +13°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 270° ← (WNW) |
Sunrise
05:54
Duration
14 h 59 min
Sunset
20:53
Moonrise
07:35
Moonset
21:41
Moon phase
Waxing Crescent
Illumination
9%
+11°C
Weather archive — for 2022 year
Overcast
Weather archive — for 2022 year
Nighttime: +8°C
Precipitation: 0.1 mm
Wind: 1 — 2 m/s
Humidity: 96%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +14°C | Sun hours | 1 h |
| UV index | 3 | Cloud cover (avg.) | 99% |
| Pressure (avg.) | 757 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 7 km | Sea temperature | — |
| Feels like (avg.) | +10°C | Dew point (avg.) | +9°C |
| Heat index (avg.) | +10°C | Wind chill (avg.) | +10°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 110° → (ESE) |
Sunrise
05:55
Duration
14 h 57 min
Sunset
20:52
Moonrise
22:45
Moonset
14:08
Moon phase
Waning Gibbous
Illumination
54%
+18°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +12°C
Precipitation: 0 mm
Wind: 2 — 2 m/s
Humidity: 72%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +24°C | Sun hours | 15 h |
| UV index | 5 | Cloud cover (avg.) | 13% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 182° ↙ (SW) |
Sunrise
05:55
Duration
14 h 56 min
Sunset
20:51
Moonrise
18:54
Moonset
00:06
Moon phase
Waxing Gibbous
Illumination
69%
+20°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.) | +26°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 41% |
| Pressure (avg.) | 750 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +21°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 134° → (ESE) |
Sunrise
05:56
Duration
14 h 55 min
Sunset
20:51
Moonrise
04:00
Moonset
21:05
Moon phase
New Moon
Illumination
0%
+20°C
Weather archive — for 2019 year
Clear/Sunny
Weather archive — for 2019 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 2 — 2 m/s
Humidity: 59%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +26°C | Sun hours | 15 h |
| UV index | 6 | Cloud cover (avg.) | 19% |
| 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.) | +21°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 26° ↑ (N) |
Sunrise
05:54
Duration
14 h 59 min
Sunset
20:53
Moonrise
22:09
Moonset
08:30
Moon phase
Waning Gibbous
Illumination
78%
Weather in Tomsk on 18 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+21°C
|
+13°C
|
+16°C | 8 h | 4 | 85% | 3 — 5 m/s |
| 2024 |
+24°C
|
+12°C
|
+17°C | 13 h | 5 | 73% | 2 — 3 m/s |
| 2023 |
+19°C
|
+10°C
|
+14°C | 12 h | 3 | 73% | 3 — 3 m/s |
| 2022 |
+14°C
|
+8°C
|
+11°C | 1 h | 3 | 96% | 1 — 2 m/s |
| 2021 |
+24°C
|
+12°C
|
+18°C | 15 h | 5 | 72% | 2 — 2 m/s |
| 2020 |
+26°C
|
+15°C
|
+20°C | 14 h | 6 | 75% | 2 — 3 m/s |
| 2019 |
+26°C
|
+15°C
|
+20°C | 15 h | 6 | 59% | 2 — 2 m/s |