Monthly climate in Saint Maries, Idaho, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Saint Maries features a warm-summer Mediterranean climate (Csb). Temperatures typically range between -2 °C (28 °F) and 21 °C (71 °F) through the year, but rarely can drop to -23 °C (-9 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 1031 mm (40.6 inches) and receives 141 rainy days on the 1 mm (0.04 inches) threshold annually. Saint Maries enjoys an average of 2931 hours of sunshine throughout the year, and daylight varies from 8 hours 31 minutes to 15 hours 51 minutes per day.

Monthly average temperatures in Saint Maries, Idaho, United States §

The warmest months in Saint Maries are June, July and August, with daily mean temperatures ranging from 16 to 21 °C (61 - 71 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to -1 °C (28 - 30 °F) throughout the day. On average each year, Saint Maries experiences 57 days above 25 °C (77.0 °F) and 121 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Saint Maries, Idaho, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 8°C
(46°F)
13°C
(55°F)
19°C
(67°F)
28°C
(83°F)
31°C
(89°F)
42°C
(108°F)
41°C
(106°F)
40°C
(104°F)
34°C
(94°F)
26°C
(80°F)
15°C
(59°F)
15°C
(59°F)
Mean maximum 6°C
(44°F)
9°C
(49°F)
14°C
(57°F)
21°C
(70°F)
27°C
(81°F)
30°C
(85°F)
36°C
(97°F)
37°C
(99°F)
32°C
(90°F)
21°C
(70°F)
13°C
(55°F)
9°C
(49°F)
Average high 2°C
(35°F)
1°C
(35°F)
7°C
(45°F)
12°C
(53°F)
18°C
(64°F)
22°C
(72°F)
28°C
(84°F)
28°C
(83°F)
21°C
(71°F)
12°C
(55°F)
6°C
(42°F)
2°C
(35°F)
Daily mean -1°C
(30°F)
-2°C
(28°F)
2°C
(37°F)
6°C
(44°F)
12°C
(54°F)
16°C
(61°F)
21°C
(71°F)
21°C
(70°F)
15°C
(59°F)
7°C
(45°F)
3°C
(37°F)
-1°C
(30°F)
Average low -4°C
(25°F)
-6°C
(22°F)
-2°C
(29°F)
1°C
(35°F)
6°C
(43°F)
10°C
(50°F)
13°C
(56°F)
13°C
(56°F)
9°C
(48°F)
2°C
(37°F)
-0°C
(32°F)
-4°C
(25°F)
Mean minimum -13°C
(9°F)
-19°C
(-2°F)
-9°C
(17°F)
-4°C
(25°F)
0°C
(32°F)
5°C
(41°F)
8°C
(46°F)
7°C
(45°F)
2°C
(36°F)
-7°C
(20°F)
-9°C
(16°F)
-14°C
(8°F)
Minimum -20°C
(-3°F)
-23°C
(-9°F)
-15°C
(5°F)
-7°C
(20°F)
-2°C
(28°F)
4°C
(39°F)
6°C
(44°F)
5°C
(41°F)
-1°C
(31°F)
-16°C
(4°F)
-13°C
(9°F)
-20°C
(-4°F)

Compare climate in Saint Maries with other places

Compare temperature, precipitation, sunshine, UV index in Saint Maries, Idaho, United States with other places around the world.

Monthly average precipitation in Saint Maries, Idaho, United States §

Saint Maries usually has the most precipitation in February, November and December, with an average of 17 rainy days and 136 mm (5.4 inches) of precipitation per month. The driest months in Saint Maries are July, August and September. On average, 24 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Saint Maries, Idaho, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 111 (4.4) 142 (5.6) 101 (4.0) 100 (4.0) 87 (3.4) 49 (1.9) 9 (0.3) 18 (0.7) 46 (1.8) 101 (4.0) 137 (5.4) 130 (5.1)
Average precipitation days (≥ 1 mm) 15 19 16 14 13 9 1 3 6 12 16 17

Monthly sunshine hours in Saint Maries, Idaho, United States §

The sunniest months in Saint Maries are June, July and August, when the sun shines an average of 12 hours 11 minutes a day. Least sunny months in Saint Maries: January, February and December receive an average of 3 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Saint Maries, Idaho, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 96 132 216 263 329 353 412 355 284 230 147 108
Mean daily daylight hours 8h 57m 10h 17m 11h 57m 13h 39m 15h 7m 15h 51m 15h 27m 14h 8m 12h 29m 10h 47m 9h 17m 8h 31m

Solar UV radiation in Saint Maries, Idaho, United States §

Saint Maries experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure. January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Saint Maries UV Index data.

Average daily maximum UV levels by month for Saint Maries, Idaho, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 4 6 7 9 9 10 9 7 5 3 2

Detailed Monthly Weather Insights for Saint Maries, Idaho, United States

Discover in-depth weather details for every month in Saint Maries. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Saint Maries's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.