Climate Insights for Philip Municipal Airport

San Juan County, South Dakota, United States

Hottest
July
32°C peak
Coldest
January
-10°C low
Wettest
July
78mm rain
Best to Visit
June, July, August
Mild temps & low rain

Climate Overview

The climate in Philip Municipal Airport is cool. The average annual temperature is 9°C and approximately 544mm of precipitation falls per year. July is the wettest month, receiving around 78mm of rainfall. Philip Municipal Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to -10°C. Snowfall occurs from January to December, with around 137cm accumulating over the season.

Temperature

-10° 10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 0° Average: -6° Min: -10° Feb Max: 2° Average: -5° Min: -9° Mar Max: 9° Average: 2° Min: -3° Apr Max: 15° Average: 7° Min: 1° May Max: 21° Average: 14° Min: 9° Jun Max: 30° Average: 22° Min: 16° Jul Max: 32° Average: 25° Min: 18° Aug Max: 30° Average: 22° Min: 16° Sep Max: 26° Average: 18° Min: 12° Oct Max: 15° Average: 8° Min: 3° Nov Max: 10° Average: 3° Min: -2° Dec Max: 2° Average: -4° Min: -8°
Max
Average
Min

Philip Municipal Airport has a wide annual temperature range, spanning 42°C from the coldest to warmest months. The warmest month is July, when average highs reach 32°C and the mean temperature sits around 25°C. The coldest month is January, when overnight lows fall to -10°C and the daily average is -6°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 10°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 16mm Snow: 14mm Feb Precipitation: 20mm Snow: 18mm Mar Precipitation: 43mm Snow: 25mm Apr Precipitation: 76mm Snow: 33mm May Precipitation: 75mm Snow: 0mm Jun Precipitation: 64mm Snow: 0mm Jul Precipitation: 78mm Snow: 0mm Aug Precipitation: 46mm Snow: 0mm Sep Precipitation: 44mm Snow: 0mm Oct Precipitation: 35mm Snow: 10mm Nov Precipitation: 18mm Snow: 12mm Dec Precipitation: 29mm Snow: 24mm
Precipitation
Snow

Philip Municipal Airport is a relatively dry area, receiving approximately 544mm of precipitation annually, which averages out to around 45mm per month. The wettest month is July, averaging 78mm of rainfall. April and May also tend to see above-average precipitation. The driest month is January, with just 16mm. That's 62mm less than July, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall. Snowfall is a regular feature from January to December, with around 137cm accumulating over the season. April typically sees the most snow at around 33cm.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 4km/h Feb Wind Speed: 4km/h Mar Wind Speed: 5km/h Apr Wind Speed: 5km/h May Wind Speed: 4km/h Jun Wind Speed: 4km/h Jul Wind Speed: 4km/h Aug Wind Speed: 4km/h Sep Wind Speed: 4km/h Oct Wind Speed: 5km/h Nov Wind Speed: 4km/h Dec Wind Speed: 5km/h
Wind Speed

Philip Municipal Airport is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

76 days until Autumn

It is currently summer in Philip Municipal Airport, which began on June 21, 2026. Philip Municipal Airport is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 32°C, while the coldest stretch bottoms out in January near -10°C. Autumn is next, beginning on September 23, 2026 — 76 days from now.

Spring

Temperatures range from -3 to 21°C. Precipitation is moderate at around 193mm for the season, averaging 64mm per month. Winds are generally light, averaging 5km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 16 to 32°C. Precipitation is moderate at around 189mm for the season, averaging 63mm per month. Winds are generally light, averaging 4km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from -2 to 26°C. Rainfall is relatively light, with around 96mm over the season and a monthly average of 32mm. Expect around 23cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from -10 to 2°C. Rainfall is relatively light, with around 66mm over the season and a monthly average of 22mm. Expect around 56cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Best Time to Visit

Jan -6°
Feb -5°
Mar
Apr
May 14°
Jun 22°
Jul 25°
Aug 22°
Sep 18°
Oct
Nov
Dec -4°

The best time to visit Philip Municipal Airport is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 58mm per month. By contrast, January can be quite cold with temperatures dropping to -10°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Philip Municipal Airport based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-10 °C
0 °C
4 km/h
16 mm
14 cm
Feb
-9 °C
2 °C
4 km/h
20 mm
18 cm
Mar
-3 °C
9 °C
5 km/h
43 mm
25 cm
Apr
1 °C
15 °C
5 km/h
76 mm
33 cm
May
9 °C
21 °C
4 km/h
75 mm
0 cm
Jun
16 °C
30 °C
4 km/h
64 mm
0 cm
Jul Current
18 °C
32 °C
4 km/h
78 mm
0 cm
Aug
16 °C
30 °C
4 km/h
46 mm
0 cm
Sep
12 °C
26 °C
4 km/h
44 mm
0 cm
Oct
3 °C
15 °C
5 km/h
35 mm
10 cm
Nov
-2 °C
10 °C
4 km/h
18 mm
12 cm
Dec
-8 °C
2 °C
5 km/h
29 mm
24 cm
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