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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, is another subzero cold winter month in Saint John, North Dakota, with an average temperature ranging between min 0.5°F (-17.5°C) and max 14.2°F (-9.9°C). January, recording an average high temperature of 14.2°F (-9.9°C) and a low temperature of 0.5°F (-17.5°C), is Saint John's coldest month. Weather in January »
Weather in February
February, the last month of the winter in Saint John, is also a subzero cold month, with temperature in the range of an average low of 0.9°F (-17.3°C) and an average high of 15.3°F (-9.3°C). Saint John, North Dakota, observes an average high-temperature of a still subzero cold 15.3°F (-9.3°C) in February, barely different from 14.2°F (-9.9°C) in January. Weather in February »
Weather in March
The first month of the spring, March, is also a subzero cold month in Saint John, North Dakota, with temperature in the range of an average high of 30.7°F (-0.7°C) and an average low of 16.7°F (-8.5°C). As March begins, there is a noticeable increase in the average high-temperature, soaring from 15.3°F (-9.3°C) in February to a still freezing cold 30.7°F (-0.7°C). Weather in March »
Weather in April
April is a chilly spring month in Saint John, North Dakota, with an average temperature fluctuating between 46.6°F (8.1°C) and 31.5°F (-0.3°C). The start of April signals a clear increase in the average high-temperature, soaring from a freezing cold 30.7°F (-0.7°C) in March to a chilly 46.6°F (8.1°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Saint John, North Dakota, with an average temperature ranging between min 44.4°F (6.9°C) and max 61.3°F (16.3°C). May's arrival signals a distinct temperature shift, escalating from a chilly 46.6°F (8.1°C) in April to a refreshing 61.3°F (16.3°C). Weather in May »
Weather in June
The first month of the summer, June, is a pleasant month in Saint John, North Dakota, with temperature in the range of an average high of 70.7°F (21.5°C) and an average low of 53.4°F (11.9°C). In Saint John, the average high-temperature in June rises, from a comfortable 61.3°F (16.3°C) in May, to a pleasant 70.7°F (21.5°C). Weather in June »
Weather in July
July is a warm summer month in Saint John, North Dakota, with temperature in the range of an average high of 77.4°F (25.2°C) and an average low of 57.2°F (14°C). July sees a marginal temperature increase, moving from an agreeable 70.7°F (21.5°C) in June to a warm 77.4°F (25.2°C). Weather in July »
Weather in August
August, the last month of the summer in Saint John, is another warm month, with temperature in the range of an average low of 56.5°F (13.6°C) and an average high of 77.9°F (25.5°C). The warmest temperatures occur during August, when averages reach a peak of 77.9°F (25.5°C) and a low of 56.5°F (13.6°C). Weather in August »
Weather in September
September, the first month of the autumn in Saint John, is also an enjoyable month, with an average temperature ranging between min 49.1°F (9.5°C) and max 67.6°F (19.8°C). The onset of September is marked by a decrease in temperature, transitioning from a warm 77.9°F (25.5°C) in August to a refreshing 67.6°F (19.8°C). Weather in September »
Weather in October
October, the same as September, in Saint John, North Dakota, is another chilly autumn month, with an average temperature varying between 36.3°F (2.4°C) and 49.8°F (9.9°C). With the transition into October, Saint John experiences a significant decrease in average high-temperatures, moving down from a comfortable 67.6°F (19.8°C) in September to a chilly 49.8°F (9.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cold month in Saint John, North Dakota, with temperature in the range of an average low of 20.7°F (-6.3°C) and an average high of 32.2°F (0.1°C). A decrease in the average high-temperature marks November, falling from October's frosty 49.8°F (9.9°C) to a wintry 32.2°F (0.1°C). Weather in November »
Weather in December
The first month of the winter, December, is also a subzero cold month in Saint John, North Dakota, with temperature in the range of an average high of 16.7°F (-8.5°C) and an average low of 5.9°F (-14.5°C). As November transitions into December, Saint John sees a clear drop in the average high-temperature, declining from a wintry 32.2°F (0.1°C) to a subzero cold 16.7°F (-8.5°C). Weather in December »
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
January, with its average high-temperature of 14.2°F (-9.9°C) and an average low-temperature of 0.5°F (-17.5°C), holds the record as the coldest month.
What is the most humid month?
With an average relative humidity of 93%, January is the most humid month.
How many days does it rain?
In Saint John, during the entire year, the rain falls for 110.9 days and collects up to 17.95" (456mm) of precipitation.
When does it snow?
January through May, October through December are months with snowfall.
How many days does it snow?
Throughout the year, there are 86.8 snowfall days, and 23.78" (604mm) of snow is accumulated.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 3.1h of sunshine.
What are the months with the lowest UV index?
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1.
What is the driest month?
February is the month with the least rainfall. Rain falls for 2 days and accumulates 0.43" (11mm) of precipitation.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the wettest month?
The month with the most rainfall is June, when the rain falls for 18.8 days and typically aggregates up to 3.27" (83mm) of precipitation.
When it does not snow?
June through September are months without snowfall.
When are the longest days?
With an average of 16h and 6min of daylight, June has the longest days of the year in Saint John.
When is the highest UV index in Saint John?
The months with the highest UV index are June through August, with an average maximum UV index of 5.
What month has the most sunshine?
July has the most sunshine of the year, with an average of 11h of sunshine.
What time of the year is the hottest?
August is the month when Saint John experiences its warmest temperatures, averaging a high of 77.9°F (25.5°C) and a low of 56.5°F (13.6°C).
What is the least humid month?
The least humid month is August, with an average relative humidity of 60%.
When does it snow the most?
The month with the most snowfall is November, when snow falls for 12 days and typically aggregates up to 4.29" (109mm) of snow.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 8h and 18min of daylight.
Average temperature
Saint John, ND
The warmest month (with the highest average high temperature) is August (77.9°F).
The month with the lowest average high temperature is January (14.2°F).
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (0.5°F).
Average pressure
Saint John, ND
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.17"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.85"Hg
- Average pressure in July:
29.9"Hg - Average pressure in August:
29.9"Hg - Average pressure in September:
29.95"Hg - Average pressure in October:
29.95"Hg - Average pressure in November:
30.03"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed
Saint John, ND
- Average wind speed in January:
10.7mph - Average wind speed in February:
9.8mph - Average wind speed in March:
10.1mph - Average wind speed in April:
10.6mph - Average wind speed in May:
10.3mph - Average wind speed in June:
9.3mph
- Average wind speed in July:
8.6mph - Average wind speed in August:
8.5mph - Average wind speed in September:
9.8mph - Average wind speed in October:
11mph - Average wind speed in November:
10.4mph - Average wind speed in December:
10.2mph
The windiest month (with the highest average wind speed) is October (11mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity
Saint John, ND
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (60%).
Average rainfall
Saint John, ND
- Average rainfall in January:
0.51" - Average rainfall in February:
0.43" - Average rainfall in March:
0.94" - Average rainfall in April:
1.46" - Average rainfall in May:
2.2" - Average rainfall in June:
3.27"
- Average rainfall in July:
2.52" - Average rainfall in August:
1.69" - Average rainfall in September:
2.01" - Average rainfall in October:
1.5" - Average rainfall in November:
0.71" - Average rainfall in December:
0.71"
The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is February (0.43").
Average rainfall days
Saint John, ND
- Average rainfall days in January:
2.9 days - Average rainfall days in February:
2 days - Average rainfall days in March:
7.1 days - Average rainfall days in April:
12.3 days - Average rainfall days in May:
14.9 days - Average rainfall days in June:
18.8 days
- Average rainfall days in July:
15.3 days - Average rainfall days in August:
11.3 days - Average rainfall days in September:
11.3 days - Average rainfall days in October:
8.8 days - Average rainfall days in November:
3.5 days - Average rainfall days in December:
2.7 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (2 days).
Average snowfall
Saint John, ND
- Average snowfall in January:
3.27" - Average snowfall in February:
2.76" - Average snowfall in March:
3.58" - Average snowfall in April:
3.27" - Average snowfall in May:
0.47" - Average snowfall in June:
0"
The month with the highest snowfall is November (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Saint John, ND
- Average snowfall days in January:
15.5 days - Average snowfall days in February:
14.3 days - Average snowfall days in March:
14.4 days - Average snowfall days in April:
7.9 days - Average snowfall days in May:
1.7 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
5.3 days - Average snowfall days in November:
12 days - Average snowfall days in December:
15.7 days
The month with the highest number of snowfall days is December (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Saint John, ND
- Average daylight in January:
8h and 5min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 5min - Average daylight in May:
15h and 2min - Average daylight in June:
16h and 1min
- Average daylight in July:
15h and 4min - Average daylight in August:
14h and 2min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 1min - Average daylight in December:
8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in January:
3h and 1min - Average sunshine in February:
3h and 3min - Average sunshine in March:
4h and 1min - Average sunshine in April:
6h and 5min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
11h and 0min - Average sunshine in August:
10h and 5min - Average sunshine in September:
8h and 3min - Average sunshine in October:
5h and 4min - Average sunshine in November:
4h and 2min - Average sunshine in December:
3h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days
Saint John, ND
- Average sunshine days in January:
14.3 days - Average sunshine days in February:
15.1 days - Average sunshine days in March:
11.5 days - Average sunshine days in April:
11.1 days - Average sunshine days in May:
12.8 days - Average sunshine days in June:
8.1 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
16.3 days - Average sunshine days in September:
16.8 days - Average sunshine days in October:
15.5 days - Average sunshine days in November:
16.5 days - Average sunshine days in December:
15.6 days
The month with the most sunshine days is September (16.8 days).
The month with the least sunshine days is June (8.1 days).
Average UV index
Saint John, ND
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover
Saint John, ND
The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility
Saint John, ND
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Saint John, North Dakota, USA
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