Weather in Rock Springs

Find out what weather awaits you in the city of Rock Springs right now. Below are current data, detailed charts, and a forecast for the coming days to help you better plan your trip.

The climate in Rock Springs can be characterised as semi-arid continental with distinct seasonality. The weather here is largely determined by the city's high-altitude location: the air is usually dry, and significant temperature fluctuations between winter and summer are common. Generally, the region is characterised by clear weather, but tourists should be prepared for contrasts.

Winters here are truly cold and frosty: the average temperature in January is about -7.8°C, and at night it can drop significantly lower. Summer, on the other hand, delights with warmth and sunny days. July and August are the hottest months, when the air warms up to an average of 22.5°C, and daytime highs reach nearly 30°C. Furthermore, the summer is distinguished by exceptional dryness; rain during this period is a rarity.

Spring and autumn in Rock Springs are cool and can be changeable. Particular attention should be paid to May: according to statistics, this is the month with the highest number of days with precipitation (about 11 days), although the intensity remains low. It is important for travellers to remember that even in the warm season, nights can be quite fresh, so layered clothing will be relevant at any time of the year.

The climate in Rock Springs is distinguished by pronounced seasonality and significant temperature contrasts throughout the year. Winter is severe and frosty: the coldest months are January and February. During this period, average night-time temperatures drop to -12.5°C, and during the day the air rarely warms above -2°C. Travellers planning a visit in the winter months should be prepared for consistent sub-zero temperatures and ensure they have warm clothing.

Summer brings long-awaited warmth, turning the city into a comfortable place for travel. The hottest month is traditionally July, with an average temperature of about 22.5°C. At the height of the season, daytime figures often reach the 30°C mark, creating conditions of real heat, which, however, is easier to bear thanks to the dry climate. June and August also delight with warm days, when the thermometer confidently stays in the range of 25–28°C.

A characteristic feature of the temperature regime in Rock Springs is substantial daily fluctuations. The difference between the daytime maximum and night-time minimum can be around 15 degrees even in the summer period. For example, after a hot July day, the night brings freshness and cool air, when the temperature drops to 15°C. In transitional seasons, such as May or September, nights become even cooler (down to 4–9°C), so even in the warm time of year, it is recommended to keep a light jacket with you for evening walks.

The climate in Rock Springs is characterised by general aridity, yet precipitation is distributed across seasons with a certain regularity. In winter, when the average temperature drops significantly below zero (down to -7.8°C in January), precipitation falls exclusively as snow. From December to February, travellers should expect about 6–7 snowy days per month, creating a stable winter cover, although the total volume of moisture remains small.

Spring brings the highest frequency of precipitation. The "wettest" month of the year in terms of the number of inclement days is May: precipitation is observed on average for 11 days. In early spring, especially in March, when temperatures are still below freezing, it often snows or there is sleet, which gradually changes to rain as it gets warmer in April and May.

Summer and the beginning of autumn are the driest period. July and August are characterised by a minimal probability of rain: only about 3 days with precipitation are recorded in these months, and the amount tends towards zero (less than 1 mm). This is the ideal time for those who prefer clear and sunny weather for walks. By November, the number of wet days begins to grow again, heralding the imminent return of snowfalls.

When heading to Rock Springs in the winter months, be sure to take care of reliable protection against the cold. From December to February, the average temperature stays below freezing, often dropping to -12°C, so a high-quality down jacket, thermal underwear, a warm hat, and gloves should be in your suitcase. Given the likelihood of snow and sub-zero temperatures, waterproof insulated shoes with non-slip soles will become a necessary element of your wardrobe for safe and comfortable walks.

In summer, the climate changes to warm and dry, with daytime temperatures reaching +29°C in July, however, nights remain fresh (around +15°C). The best solution for a trip to this region of the United States is the principle of layering: during the day you will be comfortable in light clothing made of natural fabrics, and for evening walks a fleece jacket or windbreaker will come in handy. Since there is very little rainfall in summer and the sun is active, do not forget to bring sunscreen, sunglasses, and a hat.

Spring and early autumn can be changeable, especially May, which is the rainiest month of the year. At this time, it is worth having a compact umbrella or a light raincoat with you. Regardless of the season, choose comfortable and durable shoes suitable for long walks, as the terrain encourages active recreation. It is also recommended to have clothing that protects against the wind, which can be noticeable in open spaces.