Rock Springs
Wyoming, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Rock Springs, WY

January, the same as December, in Rock Springs, Wyoming, is a freezing cold winter month, with average temperature varying between 10.8°F (-11.8°C) and 27.3°F (-2.6°C). The coldest month is January, with an average high-temperature of 27.3°F (-2.6°C) and an average low-temperature of 10.8°F (-11.8°C). Weather in January »
The last month of the winter, February, is also a subzero cold month in Rock Springs, Wyoming, with average temperature varying between 31.6°F (-0.2°C) and 13.8°F (-10.1°C). In February, the average high-temperature is relatively the same as in January - a still freezing cold 31.6°F (-0.2°C). Weather in February »

March, the first month of the spring, in Rock Springs, is a cold month, with average temperature varying between 40.8°F (4.9°C) and 22.3°F (-5.4°C). In March, the average high-temperature increases, from a subzero cold 31.6°F (-0.2°C) in February, to a cold 40.8°F (4.9°C). Weather in March »

April is a cool spring month in Rock Springs, Wyoming, with average temperature fluctuating between 28.4°F (-2°C) and 51.1°F (10.6°C). In April, the average high-temperature increases, from a cold 40.8°F (4.9°C) in March, to a fresh 51.1°F (10.6°C). Weather in April »

May, the last month of the spring, in Rock Springs, is an enjoyable month, with average temperature ranging between min 36.9°F (2.7°C) and max 61.7°F (16.5°C). In May, the average high-temperature rises, from a fresh 51.1°F (10.6°C) in April, to an enjoyable 61.7°F (16.5°C). Weather in May »

June, the first month of the summer, in Rock Springs, is a warm month, with temperature in the range of an average high of 73.6°F (23.1°C) and an average low of 45.7°F (7.6°C). In Rock Springs, the average high-temperature increases, from an enjoyable 61.7°F (16.5°C) in May, to a warm 73.6°F (23.1°C). Weather in June »

July, like June, in Rock Springs, Wyoming, is another warm summer month, with temperature in the range of an average low of 52.2°F (11.2°C) and an average high of 81.5°F (27.5°C). The warmest month is July, with an average high-temperature of 81.5°F (27.5°C) and an average low-temperature of 52.2°F (11.2°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Rock Springs, Wyoming, with average temperature ranging between min 50.5°F (10.3°C) and max 79.9°F (26.6°C). In Rock Springs, the average high-temperature is relatively the same as in July - a still warm 79.9°F (26.6°C). Weather in August »

The first month of the autumn, September, is also an agreeable month in Rock Springs, Wyoming, with average temperature fluctuating between 68.5°F (20.3°C) and 41.2°F (5.1°C). In Rock Springs, the average high-temperature drops, from a moderately hot 79.9°F (26.6°C) in August, to a pleasant 68.5°F (20.3°C). Weather in September »

October, the same as September, in Rock Springs, Wyoming, is another mild autumn month, with average temperature fluctuating between 31.5°F (-0.3°C) and 55.6°F (13.1°C). In October, the average high-temperature decreases, from an agreeable 68.5°F (20.3°C) in September, to a mild 55.6°F (13.1°C). Weather in October »

November, the last month of the autumn, in Rock Springs, is also a wintry month, with average temperature ranging between max 38.3°F (3.5°C) and min 19.2°F (-7.1°C). In November, the average high-temperature plummets, from a mild 55.6°F (13.1°C) in October, to a cold 38.3°F (3.5°C). Weather in November »

December, the first month of the winter, in Rock Springs, is still a freezing cold month, with average temperature fluctuating between 28.9°F (-1.7°C) and 11.5°F (-11.4°C). In December, the average high-temperature decreases, from a cold 38.3°F (3.5°C) in November, to a freezing cold 28.9°F (-1.7°C). Weather in December »

What is the coldest month in Rock Springs?

January is the coldest month, with an average high-temperature of 27.3°F (-2.6°C) and an average low-temperature of 10.8°F (-11.8°C).

How much does it rain in Rock Springs?

During the entire year, Rock Springs aggregates up to 9.5" (240.2mm) of precipitation.

What is the driest month in Rock Springs?

The month with the least rainfall is February when 0.5" (13.2mm) of precipitation is typically aggregated.

What is the rainiest month in Rock Springs?

The month with the most rainfall is May when 1.4" (34.5mm) of precipitation is typically aggregated.

When are the longest days in Rock Springs?

With an average of 15.2h of daylight, June has the longest days of the year in Rock Springs, Wyoming.

What is the warmest month in Rock Springs?

The warmest month is July, with an average high-temperature of 81.5°F (27.5°C) and an average low-temperature of 52.2°F (11.2°C).

What is the month with the shortest days in Rock Springs?

With an average of 9.2h of daylight, December has the shortest days of the year.
Average temperature - Rock Springs, WY
Average rainfall - Rock Springs, WY
Average daylight - Rock Springs, WY

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).