Montana — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Montana, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Montana today is 26.8°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 79°F (26°C) to 82°F (28°C). This is very warm water, allowing for extended stays without any discomfort. Swimming in these conditions will be particularly enjoyable, making it the ideal temperature range for those who want to relax in the sea. Additionally, water in this temperature range is suitable for children and elderly people, as it is comfortable for prolonged stays. It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| AUG 4 | 24.8°C | 20.6°C | |
| AUG 5 | 26.2°C | 20.6°C | |
| AUG 6 | 26.4°C | 20.6°C | |
| AUG 7 | 26.6°C | 20.6°C | |
| AUG 8 | 26.7°C | 20.6°C | |
| AUG 9 | 26.8°C | 20.6°C | |
| AUG 10 | 26.8°C | 20.6°C | |
| AUG 11 | 26.8°C | 20.6°C | |
| AUG 12 | 20.6°C | 26.5°C | |
| AUG 13 | 20.6°C | 26.2°C | |
| AUG 14 | 20.6°C | 25.9°C | |
| AUG 15 | 20.6°C | 25.6°C | |
| AUG 16 | 20.6°C | 25.3°C | |
| AUG 17 | 20.6°C | 24.9°C | |
| AUG 18 | 20.6°C | 24.6°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 2°C | 6°C | 10°C |
| February | 3°C | 7°C | 10°C |
| March | 4°C | 9°C | 13°C |
| April | 8°C | 12°C | 16°C |
| May | 9°C | 14°C | 20°C |
| June | 13°C | 19°C | 25°C |
| July | 14°C | 20°C | 27°C |
| August | 15°C | 21°C | 27°C |
| September | 13°C | 18°C | 22°C |
| October | 10°C | 14°C | 17°C |
| November | 6°C | 9°C | 12°C |
| December | 4°C | 8°C | 10°C |
Montana: Weather Forecast
August 12
August 13
August 14
August 15
Location & Local Information
Montana (Монтана) is a northwestern Bulgarian city near the Ogosta reservoir and several smaller lakes and ponds. Water temperatures in the larger reservoir vary seasonally: in spring (March–May) surface temperatures commonly range from about 8–15 °C (46–59 °F) as the water warms; early summer (June) typically reaches 18–22 °C (64–72 °F); the warmest months, July and August, often see 22–26 °C (72–79 °F) at the surface; autumn cooling in September–October brings temperatures back toward 10–18 °C (50–64 °F); in winter surface temperatures fall close to freezing, roughly 0–5 °C (32–41 °F), and parts of the reservoir may ice over in cold years. Actual temperatures depend on depth, recent weather, and water inflow, so local measurements can differ.
Swimming in and around the lake is practiced by locals during the warm months, but formal municipal beaches and lifeguard services are limited. In principle bathing is allowed in many informal spots, yet safety and water quality vary: steep banks, submerged obstacles, boat traffic, fluctuating water levels and occasional water-quality advisories can make some areas unsuitable. Visitors should follow local signs and guidance, avoid swimming alone, and heed official restrictions when they are posted, especially outside the warm summer period when cold water and currents increase risk.