When is the best time to go to Spearfish
The chart above shows the best time of year to visit Spearfish, 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 Spearfish
Spearfish weather by month
Please note our recommendations for when to visit Spearfish 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 |
|---|---|---|---|
| -0°C | 11mm | 5.9hrs | 10.4hrs |
The climate in Spearfish during January can be summarized as cold and dry.
Based on weather alone, this is probably a time of year to avoid going to Spearfish for your holidays. The weather is often not a good and not conducive to spending time outdoors.
January is in the winter in Spearfish and is typically the coldest month of the year. Daytime maximum temperatures average around a freezing -1°C (31°F), whilst at night -13°C (10°F) is normal.
On average January is the driest month of the year in Spearfish with around 11mm 0.4 inches of rain making it a dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.9 hours of sunshine per day.
Spearfish weather in January »
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 2°C | 14mm | 6.9hrs | 11.5hrs |
February in Spearfish is generally dry with the temperature being cold.
Based on weather alone, this is probably a time of year to avoid going to Spearfish for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
February is in the winter in Spearfish and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a freezing 2°C (36°F), whilst at night -10°C (13°F) is normal.
On average February is the 2nd driest month of the year in Spearfish with around 14mm 0.6 inches of rain making it a dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.9 hours of sunshine per day.
Spearfish weather in February »
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 6°C | 22mm | 8.1hrs | 12.8hrs |
The weather in March in Spearfish is characteristically cold and dry.
Based on weather alone, this is probably a time of year to avoid going to Spearfish for your holidays. The weather is often not a good and not conducive to spending time outdoors.
March is in the spring in Spearfish and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a freezing 6°C (43°F), whilst at night -7°C (20°F) is normal.
On average March is the 3rd driest month of the year in Spearfish with around 22mm 0.9 inches of rain making it a dry 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 8.1 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 12°C | 44mm | 8.8hrs | 14.4hrs |
Spearfish's weather in April is typically cool and reasonably dry in nature.
Based on weather alone, this is probably a time of year to avoid going to Spearfish for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
April is in the spring in Spearfish and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night -1°C (30°F) is normal.
On average April is the 4th driest month of the year in Spearfish with around 44mm 1.7 inches of rain making it a reasonably dry 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 8.8 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 17°C | 72mm | 9.4hrs | 15.8hrs |
May is a reasonably dry month in Spearfish and the temperature is generally mild.
Based on weather alone, this is probably a time of year to avoid going to Spearfish for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
May is in the spring in Spearfish and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 19°C (66°F), whilst at night 5°C (40°F) is normal.
On average May is the 5th driest month of the year in Spearfish with around 72mm 2.8 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 9.4 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 22°C | 77mm | 11hrs | 10.4hrs |
Spearfish's weather in June is typically mild and reasonably dry in nature.
Although outside the main holiday season, there is still plenty of pretty acceptable weather around this time of year. This makes it an okay time to visit Spearfish.
June is in the summer in Spearfish and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a comfortable 25°C (76°F), whilst at night 10°C (50°F) is normal.
On average June is the 6th driest month of the year in Spearfish with around 77mm 3 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 11 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 26°C | 52mm | 11.6hrs | 11.5hrs |
July in Spearfish is generally reasonably dry with the temperature being warm.
It is perhaps the perfect month to visit Spearfish, with some inordinately good weather at this time of year.
July is in the summer in Spearfish and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a comfortable 29°C (85°F), whilst at night 14°C (56°F) is normal.
On average July is the 6th wettest month of the year in Spearfish with around 52mm 2 inches of rain making it a reasonably dry 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 11.6 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 25°C | 42mm | 10.9hrs | 12.8hrs |
The weather in August in Spearfish is characteristically warm and reasonably dry.
It is perhaps the perfect month to visit Spearfish, with some very good weather at this time of year.
August is in the summer in Spearfish and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (82°F), whilst at night 12°C (54°F) is normal.
On average August is the 5th wettest month of the year in Spearfish with around 42mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 10.9 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 19°C | 32mm | 9.2hrs | 14.4hrs |
Spearfish's weather in September is typically mild and reasonably dry in nature.
It is perhaps a good month to visit Spearfish, with some inordinately good weather at this time of year.
September is in the fall / autumn in Spearfish and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 6°C (43°F) is normal.
On average September is the 4th wettest month of the year in Spearfish with around 32mm 1.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.2 hours of sunshine per day.
Spearfish weather in September »
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 14°C | 25mm | 7.7hrs | 15.8hrs |
October is a dry month in Spearfish and the temperature is generally cool.
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 Spearfish.
October is in the fall / autumn in Spearfish and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 1°C (33°F) is normal.
On average October is the 3rd wettest month of the year in Spearfish with around 25mm 1 inches of rain making it a dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.7 hours of sunshine per day.
Spearfish weather in October »
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 5°C | 16mm | 5.7hrs | 10.4hrs |
November is a dry month in Spearfish and the temperature is generally cold.
Based on weather alone, this is probably a time of year to avoid going to Spearfish for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
November is in the fall / autumn in Spearfish and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cold 6°C (43°F), whilst at night -6°C (21°F) is normal.
On average November is the 2nd wettest month of the year in Spearfish with around 16mm 0.6 inches of rain making it a dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.7 hours of sunshine per day.
Spearfish weather in November »
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 0°C | 14mm | 5.5hrs | 11.5hrs |
December in Spearfish is generally dry with the temperature being cold.
Based on weather alone, this is probably a time of year to avoid going to Spearfish for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
December is in the winter in Spearfish and is typically the warmest month of the year. Daytime maximum temperatures average around a freezing 1°C (33°F), whilst at night -11°C (12°F) is normal.
On average December is the wettest month of the year in Spearfish with around 14mm 0.6 inches of rain making it a dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.5 hours of sunshine per day.
Other monthly averages
Spearfish weather stats
| Hottest month: | July | 28.8°C 83.8°F |
|---|---|---|
| Driest month: | January | 11mm 0.4ins |
| Sunniest month: | August | 10.9hrs |
| Coldest month: | January | -0.8°C 30.6°F |
| Wettest month: | June | 77mm 3ins |
| Warmest sea: | August | 16.6°C 61.9°F |
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