Climate and monthly weather forecast
Lander, WY

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Magnificence in the nature scenes around the stunning Sinks Canyon in Lander, Wyoming
Magnificence in the nature scenes around the stunning Sinks Canyon in Lander, Wyoming

The climate of Lander

Lander, Wyoming, USA, falls within the Köppen climate classification of BSk. That means the general climate condition of the city is described as mid-latitude steppe. At this latitude, the weather remains dry most of the year due to the far distance from the sea. As one observes the climatological parameters, some fluctuations and patterns become apparent, given Lander's geographical location.

Throughout the year, temperatures in Lander range from a chilling low of 13.1°F (-10.5°C) to a warm high of 81.7°F (27.6°C). However, the warmth does not last all year round; the city experiences a significant drop in temperature during the colder months. A similar pattern is noticeable in the relative humidity, with figures ranging between 34% and 78%. The pressure follows a similar trend, oscillating between 29.89" (759mm) and 30.23" (768mm) through the year.

Ascertaining unique weather patterns, the data reveals that rainfall is evenly distributed throughout the year, though slightly more precipitation is noted in April and May, with each recording 1.81" (46mm) and 1.73" (44mm) of rain, respectively. Interestingly, Lander receives no snowfall from June to September. Meanwhile, December and January experience limited sunshine hours, with 6.9 hours per day, the lowest recording in the year.

The best time to visit Lander

The ideal period to visit Lander falls between June and August. During this time, temperatures reach their peak, ranging from 73.2°F (22.9°C) in June to a high of 81.7°F (27.6°C) in July, and a slight dip to 79.5°F (26.4°C) in August. Additionally, these months have the longest daylight hours, from 15.3 hours in June to 13.9 hours by August. Astonishingly, the percentage of cloud cover also decreases during these months, promising uninterrupted sunny days, perfect for outdoor activities.

The worst time to visit Lander

Lander’s harshest and least welcoming months are December to February, with temperatures dipping to lows of 13.1°F (-10.5°C) to 13.5°F (-10.3°C), which are the lowest throughout the year. Correspondingly, these months also record the highest snowfall, averaging around 3.03" (77mm) in December, peaking at 5.63" (143mm) in January, then moderately decreasing to 6.65" (169mm) in February. The daylight hours are equally short, ranging from 9.1 to 10.6 hours, limiting outdoor activities.

Spring weather in Lander

The onset of spring in Lander brings a range of changes to the weather conditions. Temperatures steadily rise from a mild 39.7°F (4.3°C) in March to a warmer 58.8°F (14.9°C) in May. Relatively high amounts of rainfall are observed in spring, especially in April and May, both recording slightly above 1.73" (44mm) of rainfall. Consequently, the relative humidity also rises, registering figures of 62% and 54% during this period.

Summer weather in Lander

Summer in Lander is characterized by warm temperatures, long daylight hours, and minimal rainfall. June to August is quite dry, with rainfall amounts not exceeding 0.67" (17mm), while the relative humidity drops to around 35%. Daylight hours peak at 15.3 hours in June, eventually dropping to 13.9 hours in August. The months also exhibit the most sunshine hours, from 11.9 hours to 11.9 hours, offering the perfect conditions for outdoor engagements.

Autumn weather in Lander

Autumn in Lander features cooler temperatures, less daylight, and slightly rising rainfall amounts. The temperatures drop consistently from September's high of 70.3°F (21.3°C) to November's 40.1°F (4.5°C). Correspondingly, daylight hours show a similar trend, decreasing from 12.5 hours to 9.8 hours. Rainfall amounts display a marginal increase, with September, October, and November recording 0.47" (12mm), 0.75" (19mm), and 0.75" (19mm), respectively.

Winter weather in Lander

Winter in Lander is notably harsh, with cold temperatures, increased snowfall, and shorter daylight hours. The seasonal temperatures plummet, reaching lows between 28.4°F (-2°C) in December and 13.1°F (-10.5°C) in February. The city experiences significant snowfall during this time, from 3.03" (77mm) in December to a peak of 6.65" (169mm) in February. The shorter daylight hours, between 9.1 and 10.6 hours, coupled with increased cloud cover, add to the overall chill of the winter months.

Weather in January

In Lander, Wyoming, the cold grip of winter is most evident in January. Forecasts typically predict gentle snowfall, resulting in a picturesque white landscape. Compared to February, January is noticeably colder and slightly drier. Weather in January »

Weather in February

Shifting into February, Lander weather retains its winter chill, though not as severe as in January. The white blanket of snow continues to cover the city, with slightly higher snowfall compared to the previous month. As spring approaches, daylight lengthens to an average of 10.6 hours per day. Weather in February »

Weather in March

March in Lander introduces a gradual transition from winter conditions to the onset of spring. The city experiences more rainfall and less snowfall compared to the preceding February. A noticeable uptick in temperature marks the shift to warmer days. Weather in March »

Weather in April

April's arrival in Lander ushers in more noticeable spring weather. The city experiences a significant reduction in snowfall, which gives way to increased rainfall. Compared to March, April brings longer daylight, averaging 13.4 hours and an increase in relative humidity. Weather in April »

Weather in May

In May, Lander's climate displays distinct spring conditions. Sunny days become more frequent, resulting in a reduction of rainfall and a subsequent increase in sunshine hours. April’s vestiges of high humidity give way to drier air in May. Weather in May »

Weather in June

Summer begins in Lander with the arrival of June. It showcases clear skies, consistent sunshine, and minimal rainfall. Compared to May, the weather in June is considerably hotter and drier. Despite minor cloud cover, UV index levels tend to escalate. Weather in June »

Weather in July

In the heart of summer, July in Lander serves up the highest temperatures of the year. Under the minimal shade of a 12% cloud cover, the relatively low humidity offers relief from the heat. Between June and July, minor variations exist, though July presents the highest UV index of the year. Weather in July »

Weather in August

As summer starts to wane, August in Lander presents cooler temperatures than the peak heat in July. With an identical level of rainfall and equivalent number of daylight hours, it smoothly transitions from July. Despite some cloud cover, the sunshine is still abundant and the UV index remains high. Weather in August »

Weather in September

Entering fall, September in Lander displays decreasing temperatures, yet retains its dry conditions. Compared to August, September hosts slightly cooler days, but offers a similar amount of sunshine and rainfall. With the arrival of autumn, daylight hours decrease, beckoning the approach of colder months. Weather in September »

Weather in October

October in Lander signifies the full arrival of fall, with weather conditions reflecting a clear transition from September’s fluctuations. Lower temperatures, increased rainfall, and reduced sunshine hours paint a picture of a typical autumn month. Weather in October »

Weather in November

The cold advance of winter begins to touch Lander in November. This month sees a noticeable decrease in temperature and daylight hours, simultaneous with increased rainfall compared to October. November brings an onset of snowfalls, signalling the start of the winter season. Weather in November »

Weather in December

Winter's grip tightens in Lander come December. The shortest daylight period, lowest temperatures, and frequent snowfalls become December's punchlines. A stark contrast to November is observed in December's substantial increase in humidity levels. Weather in December »
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Frequently asked questions

What is the driest month in Lander?

January is the month with the least rainfall in Lander, Wyoming. Rain falls for 6.3 days and accumulates 0.43" (11mm) of precipitation.

How many days does it rain in Lander?

In Lander, Wyoming, during the entire year, the rain falls for 92.3 days and collects up to 9.92" (252mm) of precipitation.

When does it snow in Lander?

January through May, September through December are months with snowfall in Lander, Wyoming.

How much does it snow in Lander?

In Lander, during the entire year, snow falls for 56.6 days and aggregates up to 39.65" (1007mm) of snow.

What is the month with the least sunshine in Lander?

January and February, with an average of 6.9h of sunshine, are months with the least sunshine.

When is the lowest UV index in Lander?

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2.

What is the most humid month in Lander?

With an average relative humidity of 78%, February is the most humid month.

When is Daylight Saving Time (DST) in Lander?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.

What is the rainiest month in Lander?

The month with the most rainfall is April, when the rain falls for 11.5 days and typically aggregates up to 1.81" (46mm) of precipitation.

When does it snow the most in Lander?

The month with the most snowfall in Lander is April, when snow falls for 7.3 days and typically aggregates up to 8.15" (207mm) of snow.

When it does not snow in Lander?

In Lander, snow does not fall in June through August.

When are the longest days in Lander?

The month with the longest days is June, with an average of 15h and 18min of daylight.

What month is the hottest in Lander?

The warmest period is July, when temperatures fluctuate between an average high of 81.7°F (27.6°C) and a low of 56.8°F (13.8°C).

What month has the most sunshine in Lander?

The month with the most sunshine in Lander, Wyoming, is July, with an average of 12h of sunshine.

When is the highest UV index in Lander?

With an average maximum UV index of 6, July is the month with the highest UV index in Lander.

What is the least humid month in Lander?

With an average relative humidity of 34%, August is the least humid month in Lander, Wyoming.

What month is the coldest in Lander?

Lander's coldest month, December, registers temperatures that range from a high of 28.4°F (-2°C) to a low of 13.1°F (-10.5°C).

What is the month with the shortest days in Lander?

December has the shortest days of the year, with an average of 9h and 6min of daylight.

Average temperature
Lander, WY

Average temperature - Lander, WY

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is December (28.4°F).

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).

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Average pressure
Lander, WY

Average pressure - Lander, WY

The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed
Lander, WY

Average wind speed - Lander, WY

The windiest month (with the highest average wind speed) is March (7.7mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average rainfall
Lander, WY

Average rainfall - Lander, WY

The wettest month (with the highest rainfall) is April (1.81").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days
Lander, WY

Average rainfall days - Lander, WY

The month with the highest number of rainy days is May (12.8 days).
The month with the least rainy days is November (4.8 days).

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Average snowfall
Lander, WY

Average snowfall - Lander, WY

The month with the highest snowfall is April (8.15").
The months with the least snowfall are June, July and August (0").

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Average snowfall days
Lander, WY

Average snowfall days - Lander, WY

The month with the highest number of snowfall days is February (10.1 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Lander, WY

Average daylight / Average sunshine - Lander, WY

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 6h and 54min).

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Average sunshine days
Lander, WY

Average sunshine days - Lander, WY

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is April (12.3 days).

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Average UV index
Lander, WY

Average UV index - Lander, WY

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

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Average visibility
Lander, WY

Average visibility - Lander, WY

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Lander, Wyoming, USA

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