Updated October 2026
Washita Battlefield National Historic Site Weather by Month
Washita Battlefield National Historic Site is warmest in July, when the nearest NOAA climate station averages a high of 94°F and a low of 70°F, and coldest in January, with an average high of 50°F and an average low of 28°F. May is the wettest month, with about 4 inches of precipitation.
These figures are NOAA's 1991–2020 climate normals, the 30-year average for each calendar month, from the nearest long-record weather station, 5.3 miles from the park's reference point. A single station cannot describe a whole park: temperatures elsewhere in Washita Battlefield National Historic Site can differ from these, particularly with elevation.
Warmest month
Jul
94°F avg high
Coldest month
Jan
28°F avg low
Wettest month
May
4.0 in avg
Longest days
Jun
14.4 h of daylight
Average weather at Washita Battlefield by month
| Month | Avg high | Avg low | Precipitation | Daylight |
|---|---|---|---|---|
| January | 50°F | 28°F | 0.9 in | 9.8 h |
| February | 54°F | 30°F | 0.9 in | 10.7 h |
| March | 63°F | 38°F | 1.7 in | 11.7 h |
| April | 71°F | 47°F | 2.9 in | 12.9 h |
| May | 79°F | 57°F | 4.0 in | 13.9 h |
| June | 88°F | 66°F | 3.5 in | 14.4 h |
| July | 94°F | 70°F | 2.6 in | 14.2 h |
| August | 91°F | 68°F | 3.1 in | 13.3 h |
| September | 84°F | 61°F | 2.4 in | 12.2 h |
| October | 73°F | 49°F | 2.6 in | 11.1 h |
| November | 60°F | 38°F | 1.3 in | 10.1 h |
| December | 50°F | 29°F | 1.1 in | 9.6 h |
| Year total | 27.0 in |
NOAA 1991–2020 climate normals from station USC00341743, 5.3 miles from the park's reference point. Daylight is the monthly average, computed from the park's latitude. Each month links to how crowded Washita Battlefield is at that time of year.
Washita Battlefield weather by season
Winter: December to February
Average highs climb from 50°F in December to 54°F in February, with average lows near 29°F. The average low is at or below freezing in all three months. Together the three months average 2.9 inches of precipitation, about 11% of the yearly total and less than in any other season. Daylight is at its shortest, about 9.6 hours in December.
Spring: March to May
Average highs climb from 63°F in March to 79°F in May, with average lows between 38°F and 57°F. Together the three months average 8.6 inches of precipitation, about 32% of the yearly total. Daylight lengthens from about 11.7 hours in March to 13.9 in May.
Summer: June to August
Average highs peak at 94°F in July, between 88°F in June and 91°F in August, with average lows between 66°F and 70°F. The average high is 90°F or hotter in July and August. Together the three months average 9.2 inches of precipitation, about 34% of the yearly total and more than in any other season. Daylight is at its longest, about 14.4 hours in June.
Fall: September to November
Average highs fall from 84°F in September to 60°F in November, with average lows between 38°F and 61°F. Together the three months average 6.3 inches of precipitation, about 23% of the yearly total. Daylight shortens from about 12.2 hours in September to 10.1 in November.
What the National Park Service says about the weather
Weather in western Oklahoma can vary considerably. Winters can be mild to severe with ice storms being the biggest concern. Spring is usually short but pleasant although severe weather, including tornadoes, is still a possibility. Usually a strong breeze is associated with spring weather. Summers are brutally hot and visitors should be cautioned about spending any length of time in the heat. Falls are cool with a bitter wind.
Weather description courtesy of the National Park Service — official park site.
Today's forecast for Washita Battlefield
Averages describe a typical month, not this week. For current conditions and the seven-day outlook, the National Weather Service issues a forecast for the park's reference point at 35.62°N, 99.70°W. It covers that one spot, so other elevations in the park can differ from it, as they do from the averages above.
National Weather Service forecast for Washita Battlefield National Historic Site →
Weather and crowds together
July, the warmest month, sees about 1.3× the visitors of the park's average month. October is the busiest month of the year and January the quietest. To see those crowds set against the weather for all twelve months, read the best time to visit Washita Battlefield National Historic Site. For hotels, cabins and rentals close to the park, see where to stay near Washita Battlefield.
Where to stay near Washita Battlefield
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Frequently Asked Questions
July is the warmest month at Washita Battlefield National Historic Site, with an average high of 94°F and an average low of 70°F. That is the 1991–2020 average at the nearest long-record NOAA station, 5.3 miles from the park's reference point. Temperatures inside the park can differ, particularly with elevation.
January is the coldest month at Washita Battlefield National Historic Site, with an average low of 28°F and an average high of 50°F, based on NOAA 1991–2020 climate normals.
May is the wettest month, with about 4 inches of precipitation. January and February are the driest, at about 0.9 inches each. The station records about 27 inches of precipitation in an average year.
Daylight at Washita Battlefield National Historic Site runs from about 9.6 hours a day in December to about 14.4 hours in June, computed from the park's latitude.
Weather at nearby parks
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Sources: NOAA NCEI U.S. Climate Normals 1991–2020 (station USC00341743), daylight computed from latitude, weather description from the National Park Service, crowd levels from National Park Service Visitor Use Statistics (2002–2025). Updated 2026-10-11. Lodging results are provided by Stay22; WhenToVisitParks may earn a commission from bookings, at no extra cost to you.