When is the best time to go to Iron Mountain
The chart above shows the best time of year to visit Iron Mountain, United States. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Iron Mountain
Iron Mountain weather by month
Please note our recommendations for when to visit Iron Mountain are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| -5°C | 29mm | 4.5hrs | 10.3hrs |
January in Iron Mountain is generally dry with the temperature being very cold.
Based on weather alone, this is probably a time of year to avoid going to Iron Mountain for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
January is in the winter in Iron Mountain and is typically the coldest month of the year. Daytime maximum temperatures average around a freezing -5°C (23°F), whilst at night -17°C (1°F) is normal.
On average January is the driest month of the year in Iron Mountain with around 29mm 1.2 inches of rain making it a dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.5 hours of sunshine per day.
Iron Mountain weather in January »
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| -3°C | 23mm | 5.6hrs | 11.4hrs |
February in Iron Mountain is generally dry with the temperature being cold.
Although outside the main holiday season, there is still plenty of quite acceptable weather around this time of year. This makes it an okay time to visit Iron Mountain.
February is in the winter in Iron Mountain and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a freezing -3°C (27°F), whilst at night -16°C (3°F) is normal.
On average February is the 2nd driest month of the year in Iron Mountain with around 23mm 0.9 inches of rain making it a dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.6 hours of sunshine per day.
Iron Mountain weather in February »
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 3°C | 42mm | 6.6hrs | 12.9hrs |
The weather in March in Iron Mountain is characteristically cold and reasonably dry.
Based on weather alone, this is probably a time of year to avoid going to Iron Mountain for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
March is in the spring in Iron Mountain and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a freezing 3°C (38°F), whilst at night -9°C (15°F) is normal.
On average March is the 3rd driest month of the year in Iron Mountain with around 42mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
Iron Mountain weather in March »
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 10°C | 60mm | 8.1hrs | 14.5hrs |
Iron Mountain's weather in April is typically cool and reasonably dry in nature.
Although outside the main holiday season, there is still plenty of quite acceptable weather around this time of year. This makes it an okay time to visit Iron Mountain.
April is in the spring in Iron Mountain and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cold 12°C (53°F), whilst at night -2°C (29°F) is normal.
On average April is the 4th driest month of the year in Iron Mountain with around 60mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.1 hours of sunshine per day.
Iron Mountain weather in April »
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 17°C | 80mm | 9.7hrs | 16hrs |
May is a a little damp month in Iron Mountain and the temperature is generally mild.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Iron Mountain.
May is in the spring in Iron Mountain and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 19°C (67°F), whilst at night 5°C (40°F) is normal.
On average May is the 5th driest month of the year in Iron Mountain with around 80mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.7 hours of sunshine per day.
Iron Mountain weather in May »
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 21°C | 93mm | 10.5hrs | 10.3hrs |
Iron Mountain's weather in June is typically mild and a little damp in nature.
It is perhaps a good month to visit Iron Mountain, with some surprisingly good weather at this time of year.
June is in the summer in Iron Mountain and is typically the 6th coldest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 10°C (50°F) is normal.
On average June is the 6th driest month of the year in Iron Mountain with around 93mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 10.5 hours of sunshine per day.
Iron Mountain weather in June »
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 24°C | 86mm | 11.1hrs | 11.4hrs |
July in Iron Mountain is generally a little damp with the temperature being warm.
It is perhaps the perfect month to visit Iron Mountain, with some extremely good weather at this time of year.
July is in the summer in Iron Mountain and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 27°C (80°F), whilst at night 13°C (55°F) is normal.
On average July is the 6th wettest month of the year in Iron Mountain with around 86mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 11.1 hours of sunshine per day.
Iron Mountain weather in July »
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 22°C | 96mm | 9.5hrs | 12.9hrs |
The weather in August in Iron Mountain is characteristically warm and a little damp.
It is perhaps a good month to visit Iron Mountain, with some very good weather at this time of year.
August is in the summer in Iron Mountain and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 25°C (77°F), whilst at night 12°C (53°F) is normal.
On average August is the 5th wettest month of the year in Iron Mountain with around 96mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.5 hours of sunshine per day.
Iron Mountain weather in August »
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 18°C | 94mm | 7.1hrs | 14.5hrs |
Iron Mountain's weather in September is typically mild and a little damp in nature.
Although outside the main holiday season, there is still plenty of fairly acceptable weather around this time of year. This makes it an okay time to visit Iron Mountain.
September is in the fall / autumn in Iron Mountain and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 20°C (67°F), whilst at night 7°C (45°F) is normal.
On average September is the 4th wettest month of the year in Iron Mountain with around 94mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.1 hours of sunshine per day.
Iron Mountain weather in September »
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 12°C | 64mm | 5.3hrs | 16hrs |
October is a reasonably dry month in Iron Mountain and the temperature is generally cool.
Based on weather alone, this is probably a time of year to avoid going to Iron Mountain for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
October is in the fall / autumn in Iron Mountain and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 13°C (56°F), whilst at night 2°C (35°F) is normal.
On average October is the 3rd wettest month of the year in Iron Mountain with around 64mm 2.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.3 hours of sunshine per day.
Iron Mountain weather in October »
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 4°C | 49mm | 3.5hrs | 10.3hrs |
Cold and reasonably dry weather often prevails in Iron Mountain during the month of November
Based on weather alone, this is probably a time of year to avoid going to Iron Mountain for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
November is in the fall / autumn in Iron Mountain and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a freezing 4°C (40°F), whilst at night -5°C (23°F) is normal.
On average November is the 2nd wettest month of the year in Iron Mountain with around 49mm 1.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.5 hours of sunshine per day.
Iron Mountain weather in November »
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| -3°C | 39mm | 3.4hrs | 11.4hrs |
December in Iron Mountain is generally reasonably dry with the temperature being cold.
Based on weather alone, this is probably a time of year to avoid going to Iron Mountain for your holidays. The weather is often not a good and not conducive to spending time outdoors.
December is in the winter in Iron Mountain and is typically the warmest month of the year. Daytime maximum temperatures average around a freezing -3°C (26°F), whilst at night -13°C (9°F) is normal.
On average December is the wettest month of the year in Iron Mountain with around 39mm 1.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.4 hours of sunshine per day.
Other monthly averages
Iron Mountain weather stats
| Hottest month: | July | 26.2°C 79.2°F |
|---|---|---|
| Driest month: | February | 23mm 0.9ins |
| Sunniest month: | July | 11.1hrs |
| Coldest month: | January | -5.6°C 21.9°F |
| Wettest month: | August | 96mm 3.8ins |
| Warmest sea: | August | 17.2°C 63°F |
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